diff --git a/testing/orchestrator/hooks_gap_matrix_part10_test.go b/testing/orchestrator/hooks_gap_matrix_part10_test.go
new file mode 100644
index 0000000..6d4be20
--- /dev/null
+++ b/testing/orchestrator/hooks_gap_matrix_part10_test.go
@@ -0,0 +1,560 @@
+package orchestrator
+
+import (
+	"context"
+	"encoding/base64"
+	"errors"
+	"io"
+	"log"
+	"net"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+	"time"
+
+	"scm.bstein.dev/bstein/ananke/internal/cluster"
+	"scm.bstein.dev/bstein/ananke/internal/config"
+	"scm.bstein.dev/bstein/ananke/internal/execx"
+	"scm.bstein.dev/bstein/ananke/internal/state"
+)
+
+// newHookOrchestratorAdvanced runs one orchestration or CLI step.
+// Signature: newHookOrchestratorAdvanced(t *testing.T, cfg config.Config, dryRun bool, run commandOverride, runSensitive commandOverride) (*cluster.Orchestrator, *commandRecorder).
+// Why: this part10 matrix needs dry-run and non-dry-run variants while keeping
+// command dispatch deterministic from the top-level testing module.
+func newHookOrchestratorAdvanced(
+	t *testing.T,
+	cfg config.Config,
+	dryRun bool,
+	run func(context.Context, time.Duration, string, ...string) (string, error),
+	runSensitive func(context.Context, time.Duration, string, ...string) (string, error),
+) (*cluster.Orchestrator, *commandRecorder) {
+	t.Helper()
+	if err := os.MkdirAll(cfg.State.Dir, 0o755); err != nil {
+		t.Fatalf("ensure state dir: %v", err)
+	}
+	recorder := &commandRecorder{}
+	if run == nil || runSensitive == nil {
+		base := lifecycleDispatcher(recorder)
+		if run == nil {
+			run = base
+		}
+		if runSensitive == nil {
+			runSensitive = base
+		}
+	}
+	orch := cluster.New(cfg, &execx.Runner{DryRun: dryRun}, state.New(cfg.State.RunHistoryPath), log.New(io.Discard, "", 0))
+	orch.SetCommandOverrides(run, runSensitive)
+	return orch, recorder
+}
+
+// TestHookGapMatrixPart10LowFileClosure runs one orchestration or CLI step.
+// Signature: TestHookGapMatrixPart10LowFileClosure(t *testing.T).
+// Why: closes remaining branch gaps on low-coverage orchestrator files using
+// targeted hook-level scenarios instead of brittle full-drill reruns.
+func TestHookGapMatrixPart10LowFileClosure(t *testing.T) {
+	t.Run("critical-vault-low-branches", func(t *testing.T) {
+		t.Run("vault-sealed-parse-error", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "vault status -format=json") {
+					return "{invalid-json", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			if _, err := orch.TestHookVaultSealed(context.Background()); err == nil || !strings.Contains(err.Error(), "parse vault status") {
+				t.Fatalf("expected vault status parse error branch, got %v", err)
+			}
+		})
+
+		t.Run("vault-unseal-key-empty-decoded", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Startup.VaultUnsealBreakglassCommand = ""
+			encodedEmpty := base64.StdEncoding.EncodeToString([]byte("   "))
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get secret vault-init") {
+					return encodedEmpty, nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			if _, err := orch.TestHookVaultUnsealKey(context.Background()); err == nil || !strings.Contains(err.Error(), "vault-init unseal key is empty") {
+				t.Fatalf("expected empty decoded unseal key branch, got %v", err)
+			}
+		})
+
+		t.Run("write-unseal-key-file-write-error", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Startup.VaultUnsealKeyFile = t.TempDir()
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, nil, nil)
+			if err := orch.TestHookWriteVaultUnsealKeyFile("vault-key"); err == nil || !strings.Contains(err.Error(), "write vault unseal key file") {
+				t.Fatalf("expected write failure branch when key path is a directory, got %v", err)
+			}
+		})
+
+		t.Run("workload-ready-no-value-and-ensure-error", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			runNoValue := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "jsonpath={.status.readyReplicas}") {
+					return "<no value>", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchNoValue, _ := newHookOrchestratorAdvanced(t, cfg, false, runNoValue, runNoValue)
+			ready, err := orchNoValue.TestHookWorkloadReady(context.Background(), "vault", "statefulset", "vault")
+			if err != nil || ready {
+				t.Fatalf("expected no-value readiness branch, ready=%v err=%v", ready, err)
+			}
+
+			runEnsureErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, " scale "):
+					return "", nil
+				case name == "kubectl" && strings.Contains(command, "get pods -o custom-columns"):
+					return "", nil
+				case name == "kubectl" && strings.Contains(command, "rollout status statefulset/victoria-metrics-single-server"):
+					return "", errors.New("rollout failed")
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orchEnsureErr, _ := newHookOrchestratorAdvanced(t, cfg, false, runEnsureErr, runEnsureErr)
+			if err := orchEnsureErr.TestHookEnsureCriticalStartupWorkloads(context.Background()); err == nil || !strings.Contains(err.Error(), "rollout failed") {
+				t.Fatalf("expected ensureCriticalStartupWorkloads wait error branch, got %v", err)
+			}
+		})
+
+		t.Run("ensure-vault-unsealed-phase-and-followup-errors", func(t *testing.T) {
+			cfgPhase := lifecycleConfig(t)
+			runPhase := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get pod vault-0") {
+					return "Pending", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchPhase, _ := newHookOrchestratorAdvanced(t, cfgPhase, false, runPhase, runPhase)
+			if err := orchPhase.TestHookEnsureVaultUnsealed(context.Background()); err == nil || !strings.Contains(err.Error(), "pod phase") {
+				t.Fatalf("expected pod phase guard branch, got %v", err)
+			}
+
+			cfgFollowup := lifecycleConfig(t)
+			sealedCalls := 0
+			runFollowup := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get pod vault-0"):
+					return "Running", nil
+				case name == "kubectl" && strings.Contains(command, "get secret vault-init"):
+					return base64.StdEncoding.EncodeToString([]byte("vault-key")), nil
+				case name == "kubectl" && strings.Contains(command, "vault status -format=json"):
+					sealedCalls++
+					if sealedCalls == 1 {
+						return `{"sealed":true}`, nil
+					}
+					return "", errors.New("vault status failed")
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			runSensitive := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "vault operator unseal") {
+					return "ok", nil
+				}
+				return runFollowup(ctx, timeout, name, args...)
+			}
+			orchFollowup, _ := newHookOrchestratorAdvanced(t, cfgFollowup, false, runFollowup, runSensitive)
+			if err := orchFollowup.TestHookEnsureVaultUnsealed(context.Background()); err == nil || !strings.Contains(err.Error(), "vault status check failed") {
+				t.Fatalf("expected follow-up sealed status error branch, got %v", err)
+			}
+		})
+	})
+
+	t.Run("drain-and-scaling-low-branches", func(t *testing.T) {
+		t.Run("drain-workers-error-aggregation-and-diagnostics", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Shutdown.DrainParallelism = 0
+			workers := []string{"w1", "w2", "w3", "w4", "w5"}
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "cordon "):
+					return "", errors.New("cordon denied")
+				case name == "kubectl" && strings.Contains(command, "drain "):
+					return "", errors.New("drain denied")
+				case name == "kubectl" && strings.Contains(command, "get pods -A --field-selector"):
+					return strings.Join([]string{
+						"malformed",
+						"ns p1 Running Deployment",
+						"ns p2 Running Deployment",
+						"ns p3 Running Deployment",
+						"ns p4 Running Deployment",
+						"ns p5 Running Deployment",
+						"ns p6 Running Deployment",
+						"ns p7 Running Deployment",
+					}, "\n"), nil
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			err := orch.TestHookDrainWorkers(context.Background(), workers)
+			if err == nil || !strings.Contains(err.Error(), "drain workers had 5 errors") {
+				t.Fatalf("expected drain aggregation branch, got %v", err)
+			}
+		})
+
+		t.Run("run-ssh-across-nodes-clamp-and-skip", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Shutdown.SSHParallelism = 99
+			cfg.SSHManagedNodes = []string{"titan-db"}
+			rec := &commandRecorder{}
+			base := lifecycleDispatcher(rec)
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, base, base)
+			orch.TestHookRunSSHAcrossNodes(context.Background(), []string{"titan-db", "not-managed"}, "noop", "echo ok")
+			if !rec.contains("atlas@titan-db echo ok") {
+				t.Fatalf("expected managed ssh execution branch")
+			}
+		})
+
+		t.Run("latest-etcd-snapshot-empty-list", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "ssh" && strings.Contains(command, "etcd-snapshot ls") {
+					return "NAME LOCATION", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			if _, err := orch.TestHookLatestEtcdSnapshotPath(context.Background(), "titan-db"); err == nil || !strings.Contains(err.Error(), "no etcd snapshots found") {
+				t.Fatalf("expected empty snapshot-list branch, got %v", err)
+			}
+		})
+
+		t.Run("scaling-fallback-and-snapshot-writer-errors", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Workers = nil
+			cfg.SSHManagedNodes = []string{"titan-db", "titan-23", "  "}
+			cfg.ControlPlanes = []string{"titan-db"}
+			runWorkers := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				if name == "kubectl" && len(args) >= 2 && args[0] == "get" && args[1] == "nodes" {
+					return "", errors.New("api down")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchWorkers, _ := newHookOrchestratorAdvanced(t, cfg, false, runWorkers, runWorkers)
+			workers, err := orchWorkers.TestHookEffectiveWorkers(context.Background())
+			if err != nil || len(workers) == 0 {
+				t.Fatalf("expected inventory worker fallback branch, workers=%v err=%v", workers, err)
+			}
+
+			cfgWrite := lifecycleConfig(t)
+			cfgWrite.State.Dir = t.TempDir()
+			// Force write failure by making the snapshot output path a directory.
+			if err := os.MkdirAll(filepath.Join(cfgWrite.State.Dir, "scaled-workloads.json"), 0o755); err != nil {
+				t.Fatalf("create snapshot blocker directory: %v", err)
+			}
+			runWrite := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get deployment -A -o jsonpath="):
+					return "monitoring\tgrafana\t1\n", nil
+				case name == "kubectl" && strings.Contains(command, "get statefulset -A -o jsonpath="):
+					return "", nil
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orchWrite, _ := newHookOrchestratorAdvanced(t, cfgWrite, false, runWrite, runWrite)
+			if err := orchWrite.TestHookScaleDownApps(context.Background()); err == nil || !strings.Contains(err.Error(), "write scaled workload snapshot") {
+				t.Fatalf("expected scaled snapshot write-failure branch, got %v", err)
+			}
+		})
+	})
+
+	t.Run("flux-ingress-service-and-inventory-low-branches", func(t *testing.T) {
+		t.Run("flux-health-ready-reason-fallback-and-heal-query-error", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			runReady := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get kustomizations.kustomize.toolkit.fluxcd.io -A -o json"):
+					return `{"items":[{"metadata":{"namespace":"","name":"skip"},"spec":{"suspend":false},"status":{"conditions":[]}},{"metadata":{"namespace":"flux-system","name":"apps"},"spec":{"suspend":false},"status":{"conditions":[{"type":"Ready","status":"False","reason":"","message":""}]}}]}`, nil
+				case name == "kubectl" && strings.Contains(command, "get jobs -A -o json"):
+					return "", errors.New("jobs query failed")
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orchReady, _ := newHookOrchestratorAdvanced(t, cfg, false, runReady, runReady)
+			ready, detail, err := orchReady.TestHookFluxHealthReady(context.Background())
+			if err != nil || ready || !strings.Contains(detail, "ready=false") {
+				t.Fatalf("expected flux ready-reason fallback branch, ready=%v detail=%q err=%v", ready, detail, err)
+			}
+			if _, err := orchReady.TestHookHealImmutableFluxJobs(context.Background()); err == nil || !strings.Contains(err.Error(), "query jobs") {
+				t.Fatalf("expected immutable-job query error branch, got %v", err)
+			}
+		})
+
+		t.Run("wait-for-flux-health-immutable-heal-path-with-cancel", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Startup.FluxHealthWaitSeconds = 1
+			cfg.Startup.FluxHealthPollSeconds = 1
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get kustomizations.kustomize.toolkit.fluxcd.io -A -o json"):
+					return `{"items":[{"metadata":{"namespace":"flux-system","name":"apps"},"spec":{"suspend":false},"status":{"conditions":[{"type":"Ready","status":"False","message":"Job failed: field is immutable","reason":"ReconciliationFailed"}]}}]}`, nil
+				case name == "kubectl" && strings.Contains(command, "get jobs -A -o json"):
+					return "", errors.New("jobs unavailable")
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			ctx, cancel := context.WithCancel(context.Background())
+			cancel()
+			if err := orch.TestHookWaitForFluxHealth(ctx); !errors.Is(err, context.Canceled) {
+				t.Fatalf("expected canceled flux wait branch, got %v", err)
+			}
+		})
+
+		t.Run("required-node-labels-skip-empty-and-apply-one", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Startup.RequiredNodeLabels = map[string]map[string]string{
+				"node-empty-map": {},
+				"node-empty-val": {"zone": "  "},
+				"node-apply":     {"zone": "lab-a"},
+			}
+			rec := &commandRecorder{}
+			base := lifecycleDispatcher(rec)
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, base, base)
+			if err := orch.TestHookEnsureRequiredNodeLabels(context.Background()); err != nil {
+				t.Fatalf("expected ensureRequiredNodeLabels skip/apply branches, got %v", err)
+			}
+			if !rec.contains("label node node-apply --overwrite zone=lab-a") {
+				t.Fatalf("expected non-empty label application branch")
+			}
+		})
+
+		t.Run("wait-for-startup-convergence-dryrun-and-critical-endpoint-fail", func(t *testing.T) {
+			cfgDry := lifecycleConfig(t)
+			orchDry, _ := newHookOrchestratorAdvanced(t, cfgDry, true, nil, nil)
+			if err := orchDry.TestHookWaitForStartupConvergence(context.Background()); err != nil {
+				t.Fatalf("expected startup convergence dry-run fast path, got %v", err)
+			}
+
+			cfgFail := lifecycleConfig(t)
+			cfgFail.Startup.RequireIngressChecklist = false
+			cfgFail.Startup.RequireServiceChecklist = false
+			cfgFail.Startup.RequireFluxHealth = false
+			cfgFail.Startup.RequireWorkloadConvergence = false
+			cfgFail.Startup.RequireCriticalServiceEndpoints = true
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get endpoints") {
+					return "", errors.New("endpoint query failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchFail, _ := newHookOrchestratorAdvanced(t, cfgFail, false, run, run)
+			if err := orchFail.TestHookWaitForStartupConvergence(context.Background()); err == nil || !strings.Contains(err.Error(), "query endpoints") {
+				t.Fatalf("expected critical-endpoint convergence failure branch, got %v", err)
+			}
+		})
+
+		t.Run("ingress-namespace-discovery-empty-and-query-error", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			orchEmpty, _ := newHookOrchestratorAdvanced(t, cfg, false, nil, nil)
+			namespaces, err := orchEmpty.TestHookDiscoverIngressNamespacesForHost(context.Background(), " ")
+			if err != nil || len(namespaces) != 0 {
+				t.Fatalf("expected empty-host fast path, namespaces=%v err=%v", namespaces, err)
+			}
+
+			runErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get ingress -A -o json") {
+					return "", errors.New("ingress query failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchErr, _ := newHookOrchestratorAdvanced(t, cfg, false, runErr, runErr)
+			if _, err := orchErr.TestHookDiscoverIngressNamespacesForHost(context.Background(), "metrics.bstein.dev"); err == nil || !strings.Contains(err.Error(), "query ingresses") {
+				t.Fatalf("expected ingress query error branch, got %v", err)
+			}
+		})
+
+		t.Run("service-checklist-name-fallback-and-contains-empty-marker", func(t *testing.T) {
+			listener, err := net.Listen("tcp", "127.0.0.1:0")
+			if err != nil {
+				t.Fatalf("open local listener: %v", err)
+			}
+			defer listener.Close()
+			go func() {
+				conn, acceptErr := listener.Accept()
+				if acceptErr == nil {
+					_, _ = conn.Write([]byte("HTTP/1.1 503 Service Unavailable\r\nContent-Length: 3\r\n\r\nbad"))
+					_ = conn.Close()
+				}
+			}()
+
+			cfg := lifecycleConfig(t)
+			cfg.Startup.ServiceChecklist = []config.ServiceChecklistCheck{{
+				Name:             "",
+				URL:              "http://" + listener.Addr().String() + "/health",
+				AcceptedStatuses: []int{200},
+			}}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, nil, nil)
+			ready, detail := orch.TestHookServiceChecklistReady(context.Background())
+			if ready || !strings.Contains(detail, "http://") {
+				t.Fatalf("expected service checklist URL-name fallback failure, ready=%v detail=%q", ready, detail)
+			}
+			if !cluster.TestHookChecklistContains("any body", "   ") {
+				t.Fatalf("expected empty-marker compact contains branch")
+			}
+		})
+
+		t.Run("node-inventory-reachability-defaults-and-cancel", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Startup.RequireNodeInventoryReach = true
+			cfg.Startup.NodeInventoryReachWaitSeconds = 0
+			cfg.Startup.NodeInventoryReachPollSeconds = 0
+			cfg.Startup.IgnoreUnavailableNodes = []string{"titan-23"}
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "ssh" && strings.Contains(command, "__ANANKE_NODE_REACHABLE__") {
+					return "unexpected", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			ctx, cancel := context.WithCancel(context.Background())
+			cancel()
+			if err := orch.TestHookWaitForNodeInventoryReachability(ctx); !errors.Is(err, context.Canceled) {
+				t.Fatalf("expected canceled inventory reachability branch, got %v", err)
+			}
+		})
+	})
+
+	t.Run("poststart-timesync-workload-branches", func(t *testing.T) {
+		t.Run("poststart-default-poll-and-cancel", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Startup.PostStartProbes = []string{"https://metrics.bstein.dev/api/health"}
+			cfg.Startup.PostStartProbeWaitSeconds = 0
+			cfg.Startup.PostStartProbePollSeconds = 0
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				if name == "curl" {
+					return "", errors.New("curl failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			ctx, cancel := context.WithCancel(context.Background())
+			cancel()
+			if err := orch.TestHookWaitForPostStartProbes(ctx); !errors.Is(err, context.Canceled) {
+				t.Fatalf("expected canceled post-start branch, got %v", err)
+			}
+		})
+
+		t.Run("resume-flux-with-commandexists-and-flux-fail-warning-path", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			fakeBin := t.TempDir()
+			fluxPath := filepath.Join(fakeBin, "flux")
+			if err := os.WriteFile(fluxPath, []byte("#!/bin/sh\nexit 0\n"), 0o755); err != nil {
+				t.Fatalf("write fake flux binary: %v", err)
+			}
+			t.Setenv("PATH", fakeBin+string(os.PathListSeparator)+os.Getenv("PATH"))
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				if name == "flux" {
+					return "", errors.New("flux reconcile failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			if err := orch.TestHookResumeFluxAndReconcile(context.Background()); err != nil {
+				t.Fatalf("expected resume flux warning-only branch, got %v", err)
+			}
+		})
+
+		t.Run("timesync-defaults-quorum-and-datastore-cancel", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Startup.TimeSyncMode = "quorum"
+			cfg.Startup.TimeSyncWaitSeconds = 0
+			cfg.Startup.TimeSyncPollSeconds = 0
+			cfg.Startup.TimeSyncQuorum = 0
+			cfg.SSHManagedNodes = []string{"titan-db"}
+			cfg.SSHNodeHosts["db-host"] = "127.0.0.1"
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "sh" && strings.Contains(command, "timedatectl show -p NTPSynchronized"):
+					return "no", nil
+				case name == "ssh" && strings.Contains(command, "timedatectl show -p NTPSynchronized"):
+					return "", errors.New("ssh timed out")
+				case name == "ssh" && strings.Contains(command, "systemctl cat k3s"):
+					return "ExecStart=/usr/local/bin/k3s server --datastore-endpoint=postgres://127.0.0.1/k3s", nil
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			ctx, cancel := context.WithCancel(context.Background())
+			cancel()
+			if err := orch.TestHookWaitForTimeSync(ctx, []string{"", "titan-db"}); !errors.Is(err, context.Canceled) {
+				t.Fatalf("expected canceled time-sync branch, got %v", err)
+			}
+			if err := orch.TestHookPreflightExternalDatastore(ctx); !errors.Is(err, context.Canceled) {
+				t.Fatalf("expected canceled datastore preflight branch, got %v", err)
+			}
+		})
+
+		t.Run("workload-convergence-and-ignore-quick-branches", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Startup.WorkloadConvergenceWaitSeconds = 0
+			cfg.Startup.WorkloadConvergencePollSeconds = 0
+			cfg.Startup.IgnoreUnavailableNodes = []string{"titan-22"}
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get deploy,statefulset,daemonset -A -o json"):
+					return `{"items":[{"kind":"","metadata":{"namespace":"monitoring","name":"skip"}},{"kind":"Deployment","metadata":{"namespace":"monitoring","name":"replicas-zero"},"spec":{"replicas":0,"template":{"spec":{}}},"status":{"readyReplicas":0}},{"kind":"DaemonSet","metadata":{"namespace":"apps","name":"on-ignored"},"spec":{"template":{"spec":{"nodeSelector":{"kubernetes.io/hostname":"titan-22"}}}},"status":{"desiredNumberScheduled":1,"numberReady":0}}]}`, nil
+				case name == "kubectl" && strings.Contains(command, "get pods -A -o json"):
+					return `{"items":[{"metadata":{"namespace":"","name":"skip"}},{"metadata":{"namespace":"apps","name":"stuck","creationTimestamp":"2000-01-01T00:00:00Z","ownerReferences":[{"kind":"ReplicaSet"}]},"status":{"phase":"Pending","containerStatuses":[{"state":{"waiting":{"reason":"CrashLoopBackOff"}}}]}}]}`, nil
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orch, _ := newHookOrchestratorAdvanced(t, cfg, false, run, run)
+			if err := orch.TestHookWaitForWorkloadConvergence(context.Background()); err != nil {
+				t.Fatalf("expected workload convergence default-branch success, got %v", err)
+			}
+
+			cfgIgnore := lifecycleConfig(t)
+			cfgIgnore.Startup.AutoRecycleStuckPods = false
+			orchIgnoreDry, _ := newHookOrchestratorAdvanced(t, cfgIgnore, true, run, run)
+			now := time.Now().UTC().Add(-time.Hour)
+			orchIgnoreDry.TestHookMaybeAutoRecycleStuckPods(context.Background(), &now)
+			orchIgnoreDry.TestHookMaybeAutoHealCriticalWorkloadReplicas(context.Background(), &now)
+
+			runHealErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get deploy,statefulset -A -o json") {
+					return "", errors.New("workload query failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchHealErr, _ := newHookOrchestratorAdvanced(t, lifecycleConfig(t), false, runHealErr, runHealErr)
+			if _, err := orchHealErr.TestHookHealCriticalWorkloadReplicas(context.Background()); err == nil || !strings.Contains(err.Error(), "query workloads") {
+				t.Fatalf("expected critical workload heal query-error branch, got %v", err)
+			}
+		})
+	})
+}
diff --git a/testing/orchestrator/hooks_gap_matrix_part11_test.go b/testing/orchestrator/hooks_gap_matrix_part11_test.go
new file mode 100644
index 0000000..4cadf97
--- /dev/null
+++ b/testing/orchestrator/hooks_gap_matrix_part11_test.go
@@ -0,0 +1,792 @@
+package orchestrator
+
+import (
+	"context"
+	"errors"
+	"io"
+	"log"
+	"net"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+	"time"
+
+	"scm.bstein.dev/bstein/ananke/internal/cluster"
+	"scm.bstein.dev/bstein/ananke/internal/config"
+	"scm.bstein.dev/bstein/ananke/internal/execx"
+	"scm.bstein.dev/bstein/ananke/internal/state"
+)
+
+// newLifecycleMatrixOrchestrator runs one orchestration or CLI step.
+// Signature: newLifecycleMatrixOrchestrator(t *testing.T, cfg config.Config, dryRun bool, run commandOverride, runSensitive commandOverride, kubeconfig string) *cluster.Orchestrator.
+// Why: part11 needs direct control over runner dry-run and kubeconfig branches.
+func newLifecycleMatrixOrchestrator(
+	t *testing.T,
+	cfg config.Config,
+	dryRun bool,
+	run func(context.Context, time.Duration, string, ...string) (string, error),
+	runSensitive func(context.Context, time.Duration, string, ...string) (string, error),
+	kubeconfig string,
+) *cluster.Orchestrator {
+	t.Helper()
+	if err := os.MkdirAll(cfg.State.Dir, 0o755); err != nil {
+		t.Fatalf("ensure state dir: %v", err)
+	}
+	runner := &execx.Runner{DryRun: dryRun, Kubeconfig: kubeconfig}
+	orch := cluster.New(cfg, runner, state.New(cfg.State.RunHistoryPath), log.New(io.Discard, "", 0))
+	if run == nil || runSensitive == nil {
+		recorder := &commandRecorder{}
+		base := lifecycleDispatcher(recorder)
+		if run == nil {
+			run = base
+		}
+		if runSensitive == nil {
+			runSensitive = base
+		}
+	}
+	orch.SetCommandOverrides(run, runSensitive)
+	return orch
+}
+
+// TestHookGapMatrixPart11RemainingClosure runs one orchestration or CLI step.
+// Signature: TestHookGapMatrixPart11RemainingClosure(t *testing.T).
+// Why: closes final branch gaps for lifecycle + remaining near-threshold
+// orchestrator files so per-file coverage reaches the enforced 95% target.
+func TestHookGapMatrixPart11RemainingClosure(t *testing.T) {
+	t.Run("critical-vault-final-closures", func(t *testing.T) {
+		t.Run("ensure-critical-cleanup-error-and-cleanup-branches", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get pods -o custom-columns"):
+					return "", errors.New("pods query failed")
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orch := newLifecycleMatrixOrchestrator(t, cfg, false, run, run, "")
+			if err := orch.TestHookEnsureCriticalStartupWorkloads(context.Background()); err == nil || !strings.Contains(err.Error(), "cleanup stale pods") {
+				t.Fatalf("expected ensureCriticalStartupWorkloads cleanup error branch, got %v", err)
+			}
+
+			dry := newLifecycleMatrixOrchestrator(t, cfg, true, nil, nil, "")
+			if err := dry.TestHookCleanupStaleCriticalWorkloadPods(context.Background(), "vault", "statefulset", "vault"); err != nil {
+				t.Fatalf("expected cleanup stale pod dry-run branch, got %v", err)
+			}
+
+			runCleanup := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get pods -o custom-columns") {
+					return strings.Join([]string{
+						"badline",
+						"vault-0 Unknown Deployment vault",
+						"otherpod Unknown StatefulSet vault",
+					}, "\n"), nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchCleanup := newLifecycleMatrixOrchestrator(t, cfg, false, runCleanup, runCleanup, "")
+			if err := orchCleanup.TestHookCleanupStaleCriticalWorkloadPods(context.Background(), "vault", "statefulset", "vault"); err != nil {
+				t.Fatalf("expected cleanup stale pod parse/owner/prefix branches, got %v", err)
+			}
+		})
+
+		t.Run("wait-vault-ready-error-tracking-and-ensure-unseal-branches", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "jsonpath={.status.readyReplicas}"):
+					return "", errors.New("ready query failed")
+				case name == "kubectl" && strings.Contains(command, "get pod vault-0"):
+					return "Running", nil
+				case name == "kubectl" && strings.Contains(command, "vault status -format=json"):
+					return `{"sealed":false}`, nil
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orch := newLifecycleMatrixOrchestrator(t, cfg, false, run, run, "")
+			ctx, cancel := context.WithCancel(context.Background())
+			cancel()
+			if err := orch.TestHookWaitVaultReady(ctx, "vault", "statefulset", "vault"); !errors.Is(err, context.Canceled) {
+				t.Fatalf("expected canceled vault wait branch with error tracking, got %v", err)
+			}
+
+			dry := newLifecycleMatrixOrchestrator(t, cfg, true, nil, nil, "")
+			if err := dry.TestHookEnsureVaultUnsealed(context.Background()); err != nil {
+				t.Fatalf("expected ensureVaultUnsealed dry-run fast path, got %v", err)
+			}
+
+			runSealedErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get pod vault-0"):
+					return "Running", nil
+				case name == "kubectl" && strings.Contains(command, "vault status -format=json"):
+					return "", errors.New("vault status query failed")
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orchSealedErr := newLifecycleMatrixOrchestrator(t, cfg, false, runSealedErr, runSealedErr, "")
+			if err := orchSealedErr.TestHookEnsureVaultUnsealed(context.Background()); err == nil || !strings.Contains(err.Error(), "vault status check failed") {
+				t.Fatalf("expected ensureVaultUnsealed sealed-check error branch, got %v", err)
+			}
+		})
+
+		t.Run("parse-vault-sealed-json-unmarshal-error", func(t *testing.T) {
+			if _, err := cluster.TestHookParseVaultSealed(`{"sealed":tru}`); err == nil {
+				t.Fatalf("expected parseVaultSealed json-unmarshal error branch")
+			}
+		})
+	})
+
+	t.Run("ingress-service-storage-timesync-final-closures", func(t *testing.T) {
+		t.Run("startup-convergence-workload-and-stability-failure-branches", func(t *testing.T) {
+			cfgWorkload := lifecycleConfig(t)
+			cfgWorkload.Startup.RequireIngressChecklist = false
+			cfgWorkload.Startup.RequireServiceChecklist = false
+			cfgWorkload.Startup.RequireCriticalServiceEndpoints = false
+			cfgWorkload.Startup.RequireFluxHealth = false
+			cfgWorkload.Startup.RequireWorkloadConvergence = true
+			cfgWorkload.Startup.ServiceChecklistStabilitySec = 0
+			runWorkload := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get deploy,statefulset,daemonset -A -o json") {
+					return "", errors.New("controllers query failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchWorkload := newLifecycleMatrixOrchestrator(t, cfgWorkload, false, runWorkload, runWorkload, "")
+			if err := orchWorkload.TestHookWaitForStartupConvergence(context.Background()); err == nil || !strings.Contains(err.Error(), "query controllers") {
+				t.Fatalf("expected startup convergence workload failure branch, got %v", err)
+			}
+
+			cfgStability := lifecycleConfig(t)
+			cfgStability.Startup.RequireIngressChecklist = false
+			cfgStability.Startup.RequireServiceChecklist = false
+			cfgStability.Startup.RequireCriticalServiceEndpoints = false
+			cfgStability.Startup.RequireFluxHealth = false
+			cfgStability.Startup.RequireWorkloadConvergence = false
+			cfgStability.Startup.ServiceChecklistStabilitySec = 1
+			cfgStability.Startup.ServiceChecklistPollSeconds = 1
+			runStability := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get pods -A -o json") {
+					return "", errors.New("pods query failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchStability := newLifecycleMatrixOrchestrator(t, cfgStability, false, runStability, runStability, "")
+			if err := orchStability.TestHookWaitForStartupConvergence(context.Background()); err == nil || !strings.Contains(err.Error(), "stability window failed") {
+				t.Fatalf("expected startup convergence stability failure branch, got %v", err)
+			}
+		})
+
+		t.Run("ingress-host-discovery-and-autoheal-early-returns", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			runHostsErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get ingress -A -o json") {
+					return "", errors.New("ingress list failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchHostsErr := newLifecycleMatrixOrchestrator(t, cfg, false, runHostsErr, runHostsErr, "")
+			if _, err := orchHostsErr.TestHookDiscoverIngressHosts(context.Background()); err == nil || !strings.Contains(err.Error(), "query ingresses") {
+				t.Fatalf("expected discoverIngressHosts query error branch, got %v", err)
+			}
+			if _, detail := orchHostsErr.TestHookIngressChecklistReady(context.Background()); !strings.Contains(detail, "query ingresses") {
+				t.Fatalf("expected ingress checklist to surface discovery error detail, got %q", detail)
+			}
+
+			runNs := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get ingress -A -o json") {
+					return `{"items":[{"metadata":{"namespace":""},"spec":{"rules":[{"host":""},{"host":"logs.bstein.dev"}]}}]}`, nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchNs := newLifecycleMatrixOrchestrator(t, cfg, false, runNs, runNs, "")
+			namespaces, err := orchNs.TestHookDiscoverIngressNamespacesForHost(context.Background(), "logs.bstein.dev")
+			if err != nil || len(namespaces) != 0 {
+				t.Fatalf("expected namespace-empty/rule-empty skip branches, namespaces=%v err=%v", namespaces, err)
+			}
+
+			dry := newLifecycleMatrixOrchestrator(t, cfg, true, nil, nil, "")
+			now := time.Now().UTC().Add(-time.Hour)
+			dry.TestHookMaybeAutoHealIngressHostBackends(context.Background(), &now, "logs.bstein.dev: 502")
+
+			orchEarly := newLifecycleMatrixOrchestrator(t, cfg, false, nil, nil, "")
+			orchEarly.TestHookMaybeAutoHealIngressHostBackends(context.Background(), &now, "no-host-here")
+			if host := orchEarly.TestHookChecklistFailureHost("https://logs.bstein.dev/login"); host != "" {
+				t.Fatalf("expected checklistFailureHost colon-split edge branch, got %q", host)
+			}
+		})
+
+		t.Run("service-stability-error-branches", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			runWorkloadsErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get ingress -A -o json"):
+					return `{"items":[{"metadata":{"namespace":"monitoring"},"spec":{"rules":[{"host":"logs.bstein.dev"}]}}]}`, nil
+				case name == "kubectl" && strings.Contains(command, "get deploy,statefulset -A -o json"):
+					return "", errors.New("workload list failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchWorkloadsErr := newLifecycleMatrixOrchestrator(t, cfg, false, runWorkloadsErr, runWorkloadsErr, "")
+			if _, err := orchWorkloadsErr.TestHookHealIngressHostBackendReplicas(context.Background(), "logs.bstein.dev"); err == nil || !strings.Contains(err.Error(), "query workloads") {
+				t.Fatalf("expected healIngressHostBackendReplicas query error branch, got %v", err)
+			}
+
+			runDecodeErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get ingress -A -o json"):
+					return `{"items":[{"metadata":{"namespace":"monitoring"},"spec":{"rules":[{"host":"logs.bstein.dev"}]}}]}`, nil
+				case name == "kubectl" && strings.Contains(command, "get deploy,statefulset -A -o json"):
+					return "{not-json", nil
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orchDecodeErr := newLifecycleMatrixOrchestrator(t, cfg, false, runDecodeErr, runDecodeErr, "")
+			if _, err := orchDecodeErr.TestHookHealIngressHostBackendReplicas(context.Background(), "logs.bstein.dev"); err == nil || !strings.Contains(err.Error(), "decode workloads") {
+				t.Fatalf("expected healIngressHostBackendReplicas decode error branch, got %v", err)
+			}
+
+			runBodyErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchBodyErr := newLifecycleMatrixOrchestrator(t, cfg, false, runBodyErr, runBodyErr, "")
+			ln, err := net.Listen("tcp", "127.0.0.1:0")
+			if err != nil {
+				t.Fatalf("open probe listener: %v", err)
+			}
+			defer ln.Close()
+			go func() {
+				conn, acceptErr := ln.Accept()
+				if acceptErr == nil {
+					_, _ = conn.Write([]byte("HTTP/1.1 200 OK\r\nContent-Length: 100\r\n\r\nshort"))
+					_ = conn.Close()
+				}
+			}()
+			_, _, probeErr := orchBodyErr.TestHookHTTPChecklistProbe(context.Background(), config.ServiceChecklistCheck{
+				URL: "http://" + ln.Addr().String() + "/health",
+			})
+			if probeErr == nil || !strings.Contains(probeErr.Error(), "read response body") {
+				t.Fatalf("expected checklist body read-error branch, got %v", probeErr)
+			}
+
+			cfgStability := lifecycleConfig(t)
+			cfgStability.Startup.RequireFluxHealth = false
+			cfgStability.Startup.RequireWorkloadConvergence = true
+			cfgStability.Startup.RequireServiceChecklist = false
+			cfgStability.Startup.RequireIngressChecklist = false
+			runStability := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get deploy,statefulset,daemonset -A -o json") {
+					return "", errors.New("controllers failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchStability := newLifecycleMatrixOrchestrator(t, cfgStability, false, runStability, runStability, "")
+			if err := orchStability.TestHookStartupStabilityHealthy(context.Background()); err == nil || !strings.Contains(err.Error(), "workload check error") {
+				t.Fatalf("expected startupStabilityHealthy workload-error branch, got %v", err)
+			}
+
+			cfgWindow := lifecycleConfig(t)
+			cfgWindow.Startup.ServiceChecklistStabilitySec = 1
+			cfgWindow.Startup.ServiceChecklistPollSeconds = 1
+			cfgWindow.Startup.RequireFluxHealth = false
+			cfgWindow.Startup.RequireWorkloadConvergence = false
+			cfgWindow.Startup.RequireServiceChecklist = false
+			cfgWindow.Startup.RequireIngressChecklist = false
+			orchWindow := newLifecycleMatrixOrchestrator(t, cfgWindow, false, nil, nil, "")
+			ctx, cancel := context.WithCancel(context.Background())
+			cancel()
+			if err := orchWindow.TestHookWaitForStabilityWindow(ctx); !errors.Is(err, context.Canceled) {
+				t.Fatalf("expected waitForStabilityWindow ctx-canceled branch, got %v", err)
+			}
+		})
+
+		t.Run("storage-and-timesync-small-branches", func(t *testing.T) {
+			cfgStorage := lifecycleConfig(t)
+			cfgStorage.Startup.StorageMinReadyNodes = 1
+			orchStorageDry := newLifecycleMatrixOrchestrator(t, cfgStorage, true, nil, nil, "")
+			if err := orchStorageDry.TestHookWaitForStorageReady(context.Background()); err != nil {
+				t.Fatalf("expected waitForStorageReady dry-run branch, got %v", err)
+			}
+
+			cfgStorage.Startup.StorageCriticalPVCs = []string{"   "}
+			runStorage := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "get nodes.longhorn.io") {
+					return "malformed\nnode-a:True:True\n", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchStorage := newLifecycleMatrixOrchestrator(t, cfgStorage, false, runStorage, runStorage, "")
+			ready, _, err := orchStorage.TestHookStorageReady(context.Background())
+			if err != nil || !ready {
+				t.Fatalf("expected storage malformed-line and empty-pvc-entry branches, ready=%v err=%v", ready, err)
+			}
+
+			cfgSync := lifecycleConfig(t)
+			cfgSync.Startup.TimeSyncMode = "quorum"
+			cfgSync.Startup.TimeSyncQuorum = 99
+			cfgSync.SSHManagedNodes = []string{"titan-db"}
+			runSync := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "sh" && strings.Contains(command, "timedatectl show -p NTPSynchronized"):
+					return "yes", nil
+				case name == "ssh" && strings.Contains(command, "timedatectl show -p NTPSynchronized"):
+					return "yes", nil
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orchSync := newLifecycleMatrixOrchestrator(t, cfgSync, false, runSync, runSync, "")
+			if err := orchSync.TestHookWaitForTimeSync(context.Background(), []string{"", "titan-db", "unmanaged"}); err != nil {
+				t.Fatalf("expected timesync quorum clamp/success branches, got %v", err)
+			}
+
+			cfgSyncBad := lifecycleConfig(t)
+			cfgSyncBad.SSHPort = 22
+			cfgSyncBad.SSHUser = ""
+			cfgSyncBad.ControlPlanes = []string{"", "cp1"}
+			cfgSyncBad.Workers = []string{"", "wk1"}
+			cfgSyncBad.SSHManagedNodes = []string{"cp1"}
+			cfgSyncBad.SSHNodeHosts = map[string]string{
+				"cp1": "bad host",
+				"wk1": "wk1",
+			}
+			orchSyncBad := newLifecycleMatrixOrchestrator(t, cfgSyncBad, false, nil, nil, "")
+			if err := orchSyncBad.TestHookValidateNodeInventory(); err == nil || !strings.Contains(err.Error(), "node inventory preflight failed") {
+				t.Fatalf("expected validateNodeInventory host/user branches, got %v", err)
+			}
+
+			orchSyncDry := newLifecycleMatrixOrchestrator(t, lifecycleConfig(t), true, nil, nil, "")
+			if err := orchSyncDry.TestHookWaitForTimeSync(context.Background(), []string{"titan-db"}); err != nil {
+				t.Fatalf("expected waitForTimeSync dry-run branch, got %v", err)
+			}
+		})
+	})
+
+	t.Run("poststart-scaling-and-lifecycle-final-closures", func(t *testing.T) {
+		t.Run("poststart-ssh-and-sensitive-branches", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.SSHManagedNodes = nil
+			cfg.SSHNodeUsers = map[string]string{"titan-db": "special"}
+			cfg.SSHJumpHost = "jump-a"
+			cfg.SSHJumpUser = "jumper"
+			cfg.SSHNodeHosts["jump-a"] = "jump.example.internal"
+			attempt := 0
+			run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				if name == "ssh" {
+					attempt++
+					if attempt <= 2 {
+						return "REMOTE HOST IDENTIFICATION HAS CHANGED!", errors.New("host key mismatch")
+					}
+					return "", errors.New("still failing")
+				}
+				if name == "curl" {
+					return "200", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orch := newLifecycleMatrixOrchestrator(t, cfg, false, run, run, "/tmp/fake-kubeconfig")
+			if _, err := orch.TestHookSSHWithTimeout(context.Background(), "titan-db", "echo ok", 2*time.Second); err == nil {
+				t.Fatalf("expected sshWithTimeout retry-failure branch")
+			}
+			if !orch.TestHookSSHManaged("any-node") {
+				t.Fatalf("expected sshManaged empty-allowlist branch")
+			}
+			if _, err := orch.TestHookRunSensitive(context.Background(), 2*time.Second, "sh", "-lc", "echo ok"); err != nil {
+				t.Fatalf("expected runSensitive kubeconfig-env branch, got %v", err)
+			}
+		})
+
+		t.Run("scaling-final-branches", func(t *testing.T) {
+			cfg := lifecycleConfig(t)
+			cfg.Workers = nil
+			runEffective := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				if name == "kubectl" && len(args) >= 2 && args[0] == "get" && args[1] == "nodes" {
+					return "wk1 <none> <none>", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchEffective := newLifecycleMatrixOrchestrator(t, cfg, false, runEffective, runEffective, "")
+			workers, err := orchEffective.TestHookEffectiveWorkers(context.Background())
+			if err != nil || len(workers) != 1 || workers[0] != "wk1" {
+				t.Fatalf("expected effectiveWorkers discover-success branch, workers=%v err=%v", workers, err)
+			}
+
+			runNoWorkers := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				if name == "kubectl" && len(args) >= 2 && args[0] == "get" && args[1] == "nodes" {
+					return "cp1 true <none>", nil
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchNoWorkers := newLifecycleMatrixOrchestrator(t, cfg, false, runNoWorkers, runNoWorkers, "")
+			if _, err := orchNoWorkers.TestHookDiscoverWorkers(context.Background()); err == nil || !strings.Contains(err.Error(), "no workers discovered") {
+				t.Fatalf("expected discoverWorkers no-workers branch, got %v", err)
+			}
+
+			runPatch := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "-n flux-system get kustomizations.kustomize.toolkit.fluxcd.io"):
+					return "apps\n", nil
+				case name == "kubectl" && strings.Contains(command, "get helmreleases.helm.toolkit.fluxcd.io -A"):
+					return "", errors.New("helmrelease list failed")
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orchPatch := newLifecycleMatrixOrchestrator(t, cfg, false, runPatch, runPatch, "")
+			if err := orchPatch.TestHookPatchFluxSuspendAll(context.Background(), true); err == nil || !strings.Contains(err.Error(), "helmrelease list failed") {
+				t.Fatalf("expected patchFluxSuspendAll helmrelease-query error branch, got %v", err)
+			}
+
+			cfgScale := lifecycleConfig(t)
+			cfgScale.Shutdown.ScaleParallelism = 0
+			runScale := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				switch {
+				case name == "kubectl" && strings.Contains(command, "get deployment -A -o jsonpath="):
+					return "monitoring\tgrafana\t1\nbad-line\n", nil
+				case name == "kubectl" && strings.Contains(command, "get statefulset -A -o jsonpath="):
+					return "", errors.New("statefulset query failed")
+				default:
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+			}
+			orchScale := newLifecycleMatrixOrchestrator(t, cfgScale, false, runScale, runScale, "")
+			if _, err := orchScale.TestHookListScalableWorkloads(context.Background()); err == nil || !strings.Contains(err.Error(), "collect statefulsets") {
+				t.Fatalf("expected listScalableWorkloads malformed/statefulset-error branches, got %v", err)
+			}
+
+			cfgRestore := lifecycleConfig(t)
+			cfgRestore.Shutdown.ScaleParallelism = 0
+			if err := os.MkdirAll(cfgRestore.State.Dir, 0o755); err != nil {
+				t.Fatalf("mkdir restore state dir: %v", err)
+			}
+			snapshotPath := filepath.Join(cfgRestore.State.Dir, "scaled-workloads.json")
+			if err := os.WriteFile(snapshotPath, []byte(`{"generated_at":"2026-01-01T00:00:00Z","entries":[{"namespace":"monitoring","kind":"deployment","name":"grafana","replicas":1}]}`), 0o644); err != nil {
+				t.Fatalf("write restore snapshot: %v", err)
+			}
+			runRestore := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+				command := name + " " + strings.Join(args, " ")
+				if name == "kubectl" && strings.Contains(command, "scale deployment grafana --replicas=1") {
+					return "", errors.New("scale restore failed")
+				}
+				return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+			}
+			orchRestore := newLifecycleMatrixOrchestrator(t, cfgRestore, false, runRestore, runRestore, "")
+			if err := orchRestore.TestHookRestoreScaledApps(context.Background()); err == nil || !strings.Contains(err.Error(), "scaling had 1 errors") {
+				t.Fatalf("expected restoreScaledApps scale error branch, got %v", err)
+			}
+
+			orchRestoreDry := newLifecycleMatrixOrchestrator(t, cfgRestore, true, runRestore, runRestore, "")
+			if err := orchRestoreDry.TestHookRestoreScaledApps(context.Background()); err != nil {
+				t.Fatalf("expected restoreScaledApps dry-run branch, got %v", err)
+			}
+		})
+
+		t.Run("lifecycle-startup-etcd-shutdown-final-branches", func(t *testing.T) {
+			t.Run("startup-cooldown-and-poststart-failure-paths", func(t *testing.T) {
+				cfg := lifecycleFastConfig(t)
+				cfg.Startup.ShutdownCooldownSeconds = 300
+				cfg.Startup.RequirePostStartProbes = true
+				cfg.Startup.PostStartProbes = []string{"https://logs.bstein.dev/health"}
+				if err := state.WriteIntent(cfg.State.IntentPath, state.Intent{
+					State:     state.IntentShutdownComplete,
+					Reason:    "recent-shutdown",
+					Source:    "test",
+					UpdatedAt: time.Now().UTC(),
+				}); err != nil {
+					t.Fatalf("seed cooldown intent: %v", err)
+				}
+				orchCooldown := newLifecycleMatrixOrchestrator(t, cfg, false, nil, nil, "")
+				ctxCooldown, cancelCooldown := context.WithCancel(context.Background())
+				cancelCooldown()
+				if err := orchCooldown.Startup(ctxCooldown, cluster.StartupOptions{Reason: "cooldown"}); err == nil || !strings.Contains(err.Error(), "startup canceled while waiting for shutdown cooldown") {
+					t.Fatalf("expected startup cooldown cancel branch, got %v", err)
+				}
+
+				cfgPost := lifecycleFastConfig(t)
+				cfgPost.Startup.RequirePostStartProbes = true
+				cfgPost.Startup.PostStartProbes = []string{"https://logs.bstein.dev/health"}
+				cfgPost.Startup.PostStartProbeWaitSeconds = 1
+				cfgPost.Startup.PostStartProbePollSeconds = 1
+				cfgPost.Startup.APIWaitSeconds = 1
+				cfgPost.Startup.APIPollSeconds = 5
+				runPost := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+					if name == "curl" {
+						return "", errors.New("probe failed")
+					}
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+				orchPost := newLifecycleMatrixOrchestrator(t, cfgPost, false, runPost, runPost, "")
+				if err := orchPost.Startup(context.Background(), cluster.StartupOptions{Reason: "post-start"}); err == nil || !strings.Contains(err.Error(), "post-start probes") {
+					t.Fatalf("expected startup post-start probe failure branch, got %v", err)
+				}
+			})
+
+			t.Run("startup-bootstrap-and-flux-branch-error-paths", func(t *testing.T) {
+				cfg := lifecycleFastConfig(t)
+				repo := t.TempDir()
+				cfg.IACRepoPath = repo
+				cfg.LocalBootstrapPaths = []string{"services/bootstrap"}
+				if err := os.MkdirAll(filepath.Join(repo, ".git"), 0o755); err != nil {
+					t.Fatalf("mkdir .git: %v", err)
+				}
+				if err := os.MkdirAll(filepath.Join(repo, "services", "bootstrap"), 0o755); err != nil {
+					t.Fatalf("mkdir bootstrap dir: %v", err)
+				}
+				readyCalls := 0
+				run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+					command := name + " " + strings.Join(args, " ")
+					switch {
+					case name == "kubectl" && strings.Contains(command, "jsonpath={.spec.ref.branch}"):
+						return "", errors.New("branch read failed")
+					case name == "kubectl" && strings.Contains(command, "jsonpath={.status.conditions[?(@.type==\"Ready\")].status}"):
+						readyCalls++
+						if readyCalls == 1 {
+							return "", nil
+						}
+						return "True", nil
+					case name == "git":
+						return "", nil
+					case name == "sh" && strings.Contains(command, "kubectl kustomize"):
+						return "apiVersion: v1\nkind: Namespace\nmetadata:\n  name: bootstrap\n", nil
+					default:
+						return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+					}
+				}
+				orch := newLifecycleMatrixOrchestrator(t, cfg, false, run, run, "")
+				if err := orch.Startup(context.Background(), cluster.StartupOptions{Reason: "flux-branch-error"}); err == nil || !strings.Contains(err.Error(), "read flux source branch") {
+					t.Fatalf("expected startup ensureFluxBranch error branch, got %v", err)
+				}
+			})
+
+			t.Run("startup-intent-clear-and-auto-etcd-flux-patch-branches", func(t *testing.T) {
+				t.Run("clear-stale-startup-intent-success-path", func(t *testing.T) {
+					cfg := lifecycleFastConfig(t)
+					if err := state.WriteIntent(cfg.State.IntentPath, state.Intent{
+						State:     state.IntentStartupInProgress,
+						Reason:    "stale-startup",
+						Source:    "test",
+						UpdatedAt: time.Now().UTC(),
+					}); err != nil {
+						t.Fatalf("seed stale startup intent: %v", err)
+					}
+					run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+						command := name + " " + strings.Join(args, " ")
+						if name == "kubectl" && strings.Contains(command, "jsonpath={.spec.url}") {
+							return "", errors.New("flux url read failed")
+						}
+						return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+					}
+					orch := newLifecycleMatrixOrchestrator(t, cfg, false, run, run, "")
+					if err := orch.Startup(context.Background(), cluster.StartupOptions{Reason: "stale-startup-clear"}); err == nil || !strings.Contains(err.Error(), "read flux source url") {
+						t.Fatalf("expected startup flux-url guard error after stale startup clear, got %v", err)
+					}
+				})
+
+				t.Run("clear-stale-shutdown-intent-success-path", func(t *testing.T) {
+					cfg := lifecycleFastConfig(t)
+					if err := state.WriteIntent(cfg.State.IntentPath, state.Intent{
+						State:     state.IntentShuttingDown,
+						Reason:    "stale-shutdown",
+						Source:    "test",
+						UpdatedAt: time.Now().UTC().Add(-2 * time.Hour),
+					}); err != nil {
+						t.Fatalf("seed stale shutdown intent: %v", err)
+					}
+					run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+						command := name + " " + strings.Join(args, " ")
+						if name == "kubectl" && strings.Contains(command, "jsonpath={.spec.url}") {
+							return "", errors.New("flux url read failed")
+						}
+						return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+					}
+					orch := newLifecycleMatrixOrchestrator(t, cfg, false, run, run, "")
+					if err := orch.Startup(context.Background(), cluster.StartupOptions{Reason: "stale-shutdown-clear"}); err == nil || !strings.Contains(err.Error(), "read flux source url") {
+						t.Fatalf("expected startup flux-url guard error after stale shutdown clear, got %v", err)
+					}
+				})
+
+				t.Run("auto-etcd-default-control-plane-selection", func(t *testing.T) {
+					cfg := lifecycleFastConfig(t)
+					cfg.Startup.AutoEtcdRestoreOnAPIFailure = true
+					apiVersionCalls := 0
+					run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+						command := name + " " + strings.Join(args, " ")
+						switch {
+						case name == "kubectl" && strings.Contains(command, "version --request-timeout=5s"):
+							apiVersionCalls++
+							if apiVersionCalls == 1 {
+								return "", errors.New("api down")
+							}
+							return "v1.31.0", nil
+						case name == "ssh" && strings.Contains(command, "systemctl cat k3s"):
+							return "", errors.New("unit read failed")
+						case name == "kubectl" && strings.Contains(command, "jsonpath={.spec.url}"):
+							return "ssh://git@scm.bstein.dev:2242/bstein/titan-iac.git", nil
+						case name == "kubectl" && strings.Contains(command, "jsonpath={.spec.ref.branch}"):
+							return "main", nil
+						default:
+							return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+						}
+					}
+					orch := newLifecycleMatrixOrchestrator(t, cfg, false, run, run, "")
+					err := orch.Startup(context.Background(), cluster.StartupOptions{Reason: "auto-etcd-default-cp"})
+					if err == nil || !strings.Contains(err.Error(), "automatic etcd restore failed") {
+						t.Fatalf("expected startup auto-etcd restore failure path, got %v", err)
+					}
+				})
+
+				t.Run("ensure-flux-branch-patch-error", func(t *testing.T) {
+					cfg := lifecycleFastConfig(t)
+					run := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+						command := name + " " + strings.Join(args, " ")
+						switch {
+						case name == "kubectl" && strings.Contains(command, "version --request-timeout=5s"):
+							return "v1.31.0", nil
+						case name == "kubectl" && strings.Contains(command, "jsonpath={.spec.url}"):
+							return "ssh://git@scm.bstein.dev:2242/bstein/titan-iac.git", nil
+						case name == "kubectl" && strings.Contains(command, "jsonpath={.spec.ref.branch}"):
+							return "feature/sso", nil
+						case name == "kubectl" && strings.Contains(command, "patch gitrepository flux-system"):
+							return "", errors.New("branch patch failed")
+						default:
+							return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+						}
+					}
+					orch := newLifecycleMatrixOrchestrator(t, cfg, false, run, run, "")
+					err := orch.Startup(context.Background(), cluster.StartupOptions{
+						Reason:          "ensure-flux-branch-patch",
+						ForceFluxBranch: "main",
+					})
+					if err == nil || !strings.Contains(err.Error(), "set flux source branch") {
+						t.Fatalf("expected startup ensureFluxBranch patch error path, got %v", err)
+					}
+				})
+			})
+
+			t.Run("etcd-restore-and-shutdown-error-paths", func(t *testing.T) {
+				cfg := lifecycleConfig(t)
+				cfg.ControlPlanes = []string{"titan-db", "titan-24"}
+				cfg.SSHManagedNodes = []string{"titan-db", "titan-24", "titan-23"}
+				cfg.SSHNodeHosts["titan-24"] = "titan-24"
+				cfg.SSHNodeHosts["titan-23"] = "titan-23"
+
+				runEtcdModeErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+					command := name + " " + strings.Join(args, " ")
+					if name == "ssh" && strings.Contains(command, "systemctl cat k3s") {
+						return "", errors.New("unit read failed")
+					}
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+				orchEtcdModeErr := newLifecycleMatrixOrchestrator(t, cfg, false, runEtcdModeErr, runEtcdModeErr, "")
+				if err := orchEtcdModeErr.EtcdRestore(context.Background(), cluster.EtcdRestoreOptions{ControlPlane: "titan-db"}); err == nil || !strings.Contains(err.Error(), "inspect k3s service on titan-db for datastore mode") {
+					t.Fatalf("expected EtcdRestore datastore-mode error branch, got %v", err)
+				}
+
+				runLatestErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+					command := name + " " + strings.Join(args, " ")
+					switch {
+					case name == "ssh" && strings.Contains(command, "systemctl cat k3s"):
+						return "ExecStart=/usr/local/bin/k3s server", nil
+					case name == "ssh" && strings.Contains(command, "etcd-snapshot ls"):
+						return "", errors.New("snapshot list failed")
+					default:
+						return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+					}
+				}
+				orchLatestErr := newLifecycleMatrixOrchestrator(t, cfg, false, runLatestErr, runLatestErr, "")
+				if err := orchLatestErr.EtcdRestore(context.Background(), cluster.EtcdRestoreOptions{ControlPlane: "titan-db"}); err == nil || !strings.Contains(err.Error(), "resolve latest etcd snapshot") {
+					t.Fatalf("expected EtcdRestore latest-snapshot error branch, got %v", err)
+				}
+
+				runVerifyErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+					command := name + " " + strings.Join(args, " ")
+					switch {
+					case name == "ssh" && strings.Contains(command, "systemctl cat k3s"):
+						return "ExecStart=/usr/local/bin/k3s server", nil
+					case name == "ssh" && strings.Contains(command, "stat -c %s"):
+						return "1", nil
+					default:
+						return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+					}
+				}
+				orchVerifyErr := newLifecycleMatrixOrchestrator(t, cfg, false, runVerifyErr, runVerifyErr, "")
+				if err := orchVerifyErr.EtcdRestore(context.Background(), cluster.EtcdRestoreOptions{
+					ControlPlane: "titan-db",
+					SnapshotPath: "/var/lib/rancher/k3s/server/db/snapshots/pre-shutdown",
+				}); err == nil || !strings.Contains(err.Error(), "snapshot too small") {
+					t.Fatalf("expected EtcdRestore verify-snapshot error branch, got %v", err)
+				}
+
+				runStartErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+					command := name + " " + strings.Join(args, " ")
+					switch {
+					case name == "ssh" && strings.Contains(command, "systemctl cat k3s"):
+						return "ExecStart=/usr/local/bin/k3s server", nil
+					case name == "ssh" && strings.Contains(command, "stat -c %s"):
+						return "2097152", nil
+					case name == "ssh" && strings.Contains(command, "sha256sum"):
+						return "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", nil
+					case name == "ssh" && strings.Contains(command, "etcd-snapshot ls"):
+						return "/var/lib/rancher/k3s/server/db/snapshots/pre-shutdown", nil
+					case name == "ssh" && strings.Contains(command, "server --cluster-reset"):
+						return "", nil
+					case name == "ssh" && strings.Contains(command, "sudo systemctl start k3s || true") && strings.Contains(command, "atlas@titan-db"):
+						return "", errors.New("start failed")
+					default:
+						return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+					}
+				}
+				orchStartErr := newLifecycleMatrixOrchestrator(t, cfg, false, runStartErr, runStartErr, "")
+				if err := orchStartErr.EtcdRestore(context.Background(), cluster.EtcdRestoreOptions{
+					ControlPlane: "titan-db",
+					SnapshotPath: "/var/lib/rancher/k3s/server/db/snapshots/pre-shutdown",
+				}); err == nil || !strings.Contains(err.Error(), "failed to start k3s on restore control plane") {
+					t.Fatalf("expected EtcdRestore restore-node start error branch, got %v", err)
+				}
+
+				cfgShutdownLock := lifecycleConfig(t)
+				cfgShutdownLock.State.LockPath = t.TempDir()
+				orchShutdownLock := newLifecycleMatrixOrchestrator(t, cfgShutdownLock, false, nil, nil, "")
+				if err := orchShutdownLock.Shutdown(context.Background(), cluster.ShutdownOptions{Reason: "lock"}); err == nil {
+					t.Fatalf("expected shutdown lock acquire failure branch")
+				}
+
+				cfgShutdownInventory := lifecycleConfig(t)
+				cfgShutdownInventory.Workers = nil
+				cfgShutdownInventory.SSHManagedNodes = []string{"titan-db"}
+				cfgShutdownInventory.SSHNodeHosts = map[string]string{
+					"titan-db": "titan-db",
+				}
+				runWorkersErr := func(ctx context.Context, timeout time.Duration, name string, args ...string) (string, error) {
+					if name == "kubectl" && len(args) >= 2 && args[0] == "get" && args[1] == "nodes" {
+						return "", errors.New("discover workers failed")
+					}
+					return lifecycleDispatcher(&commandRecorder{})(ctx, timeout, name, args...)
+				}
+				orchWorkersErr := newLifecycleMatrixOrchestrator(t, cfgShutdownInventory, false, runWorkersErr, runWorkersErr, "")
+				if err := orchWorkersErr.Shutdown(context.Background(), cluster.ShutdownOptions{Reason: "workers"}); err == nil || !strings.Contains(err.Error(), "discover workers") {
+					t.Fatalf("expected shutdown effectiveWorkers error branch, got %v", err)
+				}
+			})
+		})
+	})
+}