add postgres local pv

adhoc-config/postgres-local-pv.yaml

@@ -0,0 +1,25 @@
+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: postgres-local-pv
+  labels:
+    type: local
+    name: postgres
+spec:
+  capacity:
+    storage: 20Gi
+  volumeMode: Filesystem
+  accessModes:
+    - ReadWriteOnce
+  persistentVolumeReclaimPolicy: Delete
+  storageClassName: local-storage
+  local:
+    path: /mnt/k8s/db-data-new-postgres-postgresql-0-pvc-79d165df-18f4-404c-ae25-8fc80ba415c6
+  nodeAffinity:
+    required:
+      nodeSelectorTerms:
+        - matchExpressions:
+            - key: kubernetes.io/hostname
+              operator: In
+              values:
+                - server-3

cluster.yaml

@@ -1,4 +1,6 @@
 # Full configuration https://kubernetes.io/docs/reference/config-api/kubeadm-config.v1beta2/
+kind: ClusterConfiguration
+kubernetesVersion: v1.26.0
 apiVersion: kubeadm.k8s.io/v1beta3
 bootstrapTokens:
 - groups:
@@ -41,9 +43,7 @@ etcd:
     - https://192.168.1.111:2379
     - https://192.168.1.2:2379
     keyFile: /etc/etcd/etcd-key.pem
-imageRepository: k8s.gcr.io
-kind: ClusterConfiguration
-kubernetesVersion: v1.24.1
+imageRepository: registry.k8s.io
 networking:
   dnsDomain: cluster.local
   podSubnet: 10.244.0.0/16

recovery.sh

@@ -129,7 +129,7 @@ sudo vim /var/lib/kubelet/kubeadm-flags.env
 lsof | awk '{print $2}' | sort | uniq -c | sort -n
 
 # too many open files
-sudo /etc/sysctl.conf
+sudo vim /etc/sysctl.conf
 
 fs.inotify.max_user_instances=2048
 fs.file-max = 500000