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monitoring: retain daily availability through retries

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This commit is contained in:
jenkins 2026-08-04 21:47:30 -03:00
parent 2691581cbc
commit 663aa3e4f1
4 changed files with 8 additions and 7 deletions
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4
scripts/dashboards_render_atlas.py
View File

@ -472,7 +472,7 @@ UPTIME_LIVE_FALLBACK_EXPR = (
f"clamp_min({AVAILABILITY_REQUESTS_1H_EXPR}, 1)))"
)
UPTIME_RECORDING_EXPR = (
f"(last_over_time({UPTIME_RECORDING_METRIC}[24h]) "
f"(last_over_time({UPTIME_RECORDING_METRIC}[48h]) "
f"or on() {UPTIME_LIVE_FALLBACK_EXPR})"
)
@ -2142,7 +2142,7 @@ def build_overview():
"decimals": 4,
"text_mode": "value",
"instant": True,
"description": "Rolling request-weighted availability at the Atlas HTTPS ingress: responses below 500 divided by all HTTP responses. Every server-side 5xx is a real failed request; client 4xx responses count as served. Replica counts, Grafana health, and monitoring gaps are not inputs, so they cannot lower availability unless user traffic actually receives a 5xx. A daily rollup job publishes one annual sample from deduplicated daily totals; Grafana keeps it for up to 24 hours and only falls back to the same one-hour request SLI before history exists.",
"description": "Rolling request-weighted availability at the Atlas HTTPS ingress: responses below 500 divided by all HTTP responses. Every server-side 5xx is a real failed request; client 4xx responses count as served. Replica counts, Grafana health, and monitoring gaps are not inputs, so they cannot lower availability unless user traffic actually receives a 5xx. A daily rollup job publishes one annual sample from deduplicated daily totals; Grafana keeps it for up to 48 hours so one delayed retry cannot cause a fallback, and only uses the same one-hour request SLI before history exists.",
},
{
"id": 4,

3
scripts/tests/test_dashboards_render_atlas.py
View File

@ -60,7 +60,7 @@ def test_overview_availability_panel_uses_recorded_365d_rollup():
assert panel["title"] == "Atlas Availability (365d)"
availability_expr = panel["targets"][0]["expr"]
assert (
'last_over_time(atlas:availability:ratio_365d{scope="atlas",definition="request-v4"}[24h])'
'last_over_time(atlas:availability:ratio_365d{scope="atlas",definition="request-v4"}[48h])'
in availability_expr
)
assert 'code=~"5.."' in availability_expr
@ -74,6 +74,7 @@ def test_overview_availability_panel_uses_recorded_365d_rollup():
assert "Every server-side 5xx" in panel["description"]
assert "Replica counts, Grafana health" in panel["description"]
assert "daily rollup job publishes one annual sample" in panel["description"]
assert "keeps it for up to 48 hours" in panel["description"]
def test_overview_uses_readable_quality_power_and_gitops_panels():

4
services/monitoring/dashboards/atlas-overview.json
View File

@ -229,7 +229,7 @@
},
"targets": [
{
"expr": "(last_over_time(atlas:availability:ratio_365d{scope=\"atlas\",definition=\"request-v4\"}[24h]) or on() (1 - ((sum(increase(traefik_entrypoint_requests_total{entrypoint=\"websecure\",protocol=\"http\",code=~\"5..\"}[1h])) or on() vector(0)) / clamp_min(sum(increase(traefik_entrypoint_requests_total{entrypoint=\"websecure\",protocol=\"http\",code=~\"[1-5]..\"}[1h])), 1))))",
"expr": "(last_over_time(atlas:availability:ratio_365d{scope=\"atlas\",definition=\"request-v4\"}[48h]) or on() (1 - ((sum(increase(traefik_entrypoint_requests_total{entrypoint=\"websecure\",protocol=\"http\",code=~\"5..\"}[1h])) or on() vector(0)) / clamp_min(sum(increase(traefik_entrypoint_requests_total{entrypoint=\"websecure\",protocol=\"http\",code=~\"[1-5]..\"}[1h])), 1))))",
"refId": "A",
"instant": true
}
@ -286,7 +286,7 @@
},
"textMode": "value"
},
"description": "Rolling request-weighted availability at the Atlas HTTPS ingress: responses below 500 divided by all HTTP responses. Every server-side 5xx is a real failed request; client 4xx responses count as served. Replica counts, Grafana health, and monitoring gaps are not inputs, so they cannot lower availability unless user traffic actually receives a 5xx. A daily rollup job publishes one annual sample from deduplicated daily totals; Grafana keeps it for up to 24 hours and only falls back to the same one-hour request SLI before history exists."
"description": "Rolling request-weighted availability at the Atlas HTTPS ingress: responses below 500 divided by all HTTP responses. Every server-side 5xx is a real failed request; client 4xx responses count as served. Replica counts, Grafana health, and monitoring gaps are not inputs, so they cannot lower availability unless user traffic actually receives a 5xx. A daily rollup job publishes one annual sample from deduplicated daily totals; Grafana keeps it for up to 48 hours so one delayed retry cannot cause a fallback, and only uses the same one-hour request SLI before history exists."
},
{
"id": 4,

4
services/monitoring/grafana-dashboard-overview.yaml
View File

@ -238,7 +238,7 @@ data:
},
"targets": [
{
"expr": "(last_over_time(atlas:availability:ratio_365d{scope=\"atlas\",definition=\"request-v4\"}[24h]) or on() (1 - ((sum(increase(traefik_entrypoint_requests_total{entrypoint=\"websecure\",protocol=\"http\",code=~\"5..\"}[1h])) or on() vector(0)) / clamp_min(sum(increase(traefik_entrypoint_requests_total{entrypoint=\"websecure\",protocol=\"http\",code=~\"[1-5]..\"}[1h])), 1))))",
"expr": "(last_over_time(atlas:availability:ratio_365d{scope=\"atlas\",definition=\"request-v4\"}[48h]) or on() (1 - ((sum(increase(traefik_entrypoint_requests_total{entrypoint=\"websecure\",protocol=\"http\",code=~\"5..\"}[1h])) or on() vector(0)) / clamp_min(sum(increase(traefik_entrypoint_requests_total{entrypoint=\"websecure\",protocol=\"http\",code=~\"[1-5]..\"}[1h])), 1))))",
"refId": "A",
"instant": true
}
@ -295,7 +295,7 @@ data:
},
"textMode": "value"
},
"description": "Rolling request-weighted availability at the Atlas HTTPS ingress: responses below 500 divided by all HTTP responses. Every server-side 5xx is a real failed request; client 4xx responses count as served. Replica counts, Grafana health, and monitoring gaps are not inputs, so they cannot lower availability unless user traffic actually receives a 5xx. A daily rollup job publishes one annual sample from deduplicated daily totals; Grafana keeps it for up to 24 hours and only falls back to the same one-hour request SLI before history exists."
"description": "Rolling request-weighted availability at the Atlas HTTPS ingress: responses below 500 divided by all HTTP responses. Every server-side 5xx is a real failed request; client 4xx responses count as served. Replica counts, Grafana health, and monitoring gaps are not inputs, so they cannot lower availability unless user traffic actually receives a 5xx. A daily rollup job publishes one annual sample from deduplicated daily totals; Grafana keeps it for up to 48 hours so one delayed retry cannot cause a fallback, and only uses the same one-hour request SLI before history exists."
},
{
"id": 4,