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add pvc-autoresizer for automatic PVC expansion before volumes fill up [ci skip]

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Deploy topolvm/pvc-autoresizer controller that monitors kubelet_volume_stats
via Prometheus and auto-expands annotated PVCs. Annotated all 9 block-storage
PVCs (proxmox-lvm) with per-PVC thresholds and max limits. Updated PVFillingUp
alert to critical/10m (means auto-expansion failed) and added PVAutoExpanding
info alert at 80%.
This commit is contained in:
Viktor Barzin 2026-04-03 23:30:00 +03:00
parent b2cac8cc97
commit ce7b8c2b2e
12 changed files with 113 additions and 3 deletions
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12
stacks/dbaas/modules/dbaas/main.tf
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@ -157,6 +157,13 @@ resource "helm_release" "mysql_cluster" {
datadirVolumeClaimTemplate = {
storageClassName = "proxmox-lvm"
metadata = {
annotations = {
"resize.topolvm.io/threshold" = "80%"
"resize.topolvm.io/increase" = "20%"
"resize.topolvm.io/storage_limit" = "100Gi"
}
}
resources = {
requests = {
storage = "30Gi"
@ -897,6 +904,11 @@ resource "null_resource" "pg_cluster" {
search_path: '"$user", public'
enableAlterSystem: true
enableSuperuserAccess: true
inheritedMetadata:
annotations:
resize.topolvm.io/threshold: "80%"
resize.topolvm.io/increase: "20%"
resize.topolvm.io/storage_limit: "100Gi"
storage:
size: 20Gi
storageClass: proxmox-lvm