docs(scaling): add v1.18.1 CEL-based policy admission latency benchmarks#2052
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Documents the optional PrometheusRule Helm chart feature: prerequisites, enable/configure instructions, key metrics table, and per-alert runbook for admission and policy execution latency alerts. Signed-off-by: realshuting <shuting@nirmata.com>
Signed-off-by: realshuting <shuting@nirmata.com>
Adds a new benchmark table for Kyverno v1.18.1 `policies.kyverno.io/v1beta1` ValidatingPolicy and MutatingPolicy (CEL-based) measured on Akamai Dedicated hardware (g6-dedicated-32 cluster + g6-dedicated-16 k6 loader). - Labels the existing ClusterPolicy table as pre-v1.14 kyverno.io/v1 - Adds 18-row table covering vpol-pss (PSS apples-to-apples), vpol-complex, mpol-complex, and combined scenarios at 50/200/500 VU × 1/3 replicas - Columns: avg / p95 / p99 / fail%; ⚠ notation where p99 > 1s - Links to full results in docs/perf-testing/v1.18.1/results/summary.md Signed-off-by: realshuting <shutingzhao@example.com> Signed-off-by: realshuting <shuting@nirmata.com>
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Summary
Closes kyverno/kyverno#14279.
kyverno.io/v1) to distinguish it from the new datapolicies.kyverno.io/v1beta1(ValidatingPolicy+MutatingPolicy, CEL-based) measured on Akamai Dedicated hardwarevpol-pss(16 PSS policies — apples-to-apples with ClusterPolicy rows),vpol-complex,mpol-complex,combined (vpol + mpol)at 50/200/500 VU × 1 and 3 replicasdocs/perf-testing/v1.18.1/results/summary.mdKey findings:
vpol-psssingle-replica at 500 VU: p99 = 1,247 ms ⚠ (aboveKyvernoAdmissionHighLatencythreshold)combined(vpol + mpol) single-replica at 500 VU: p99 = 1,113 ms ⚠This addresses CNCF TOC graduation items 7 (SLOs/SLIs) and 8 (alerting thresholds) from issue kyverno/kyverno#15473.
Test plan
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