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[ci skip] fix post-NFS-migration issues: MySQL GR, Loki, grampsweb, alerts

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- Loki: reduce memory limit from 6Gi to 4Gi (within LimitRange max)
- Grampsweb: increase memory to 2Gi (was OOMKilled at 512Mi)
- Fix PostgreSQLDown alert: check pod readiness instead of deployment
- Fix MySQLDown alert: check StatefulSet replicas instead of deployment
- Fix RedisDown alert: check StatefulSet replicas instead of deployment
- Fix NFSServerUnresponsive: aggregate all NFS versions cluster-wide
- Fix Uptime Kuma healthcheck: handle nested list heartbeat format
- Update etcd backup image to registry.k8s.io/etcd:3.6.5-0
This commit is contained in:
Viktor Barzin 2026-03-03 21:10:26 +00:00
parent 065090dfe0
commit a8e07ad930
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6 changed files with 44 additions and 15 deletions
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stacks/platform/modules/infra-maintenance/main.tf
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@ -100,7 +100,7 @@ resource "kubernetes_cron_job_v1" "backup-etcd" {
host_network = true
container {
name = "backup-etcd"
image = "k8s.gcr.io/etcd-amd64:3.3.15"
image = "registry.k8s.io/etcd:3.6.5-0"
command = ["/bin/sh"]
args = ["-c", "etcdctl --endpoints=https://127.0.0.1:2379 --cacert=/etc/kubernetes/pki/etcd/ca.crt --cert=/etc/kubernetes/pki/etcd/healthcheck-client.crt --key=/etc/kubernetes/pki/etcd/healthcheck-client.key snapshot save /backup/etcd-snapshot-$(date +%Y_%m_%d_%H:%M:%S_%Z).db"]
env {