cassandra-cluster-cassandra-dc-default-sts-2 is recycling

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root@ubuntu:~# kubectl get pod -n cassandra --kubeconfig ~/.kube/sveltos-member-03 -w
NAME READY STATUS RESTARTS AGE
cassandra-cluster-cassandra-dc-default-sts-0 2/2 Running 0 12m
cassandra-cluster-cassandra-dc-default-sts-1 2/2 Running 0 12m
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Running 0 17s
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Terminating 0 19s
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Terminating 0 19s
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Terminating 0 19s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Terminating 0 20s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Terminating 0 20s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Terminating 0 20s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Terminating 0 20s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Pending 0 0s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Pending 0 0s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Init:0/1 0 0s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Init:0/1 0 6s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Init:0/1 0 6s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 PodInitializing 0 11s
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Running 0 12s
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Terminating 0 22s
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Terminating 0 22s
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Terminating 0 23s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Terminating 0 23s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Terminating 0 24s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Terminating 0 24s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Terminating 0 24s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Pending 0 0s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Pending 0 0s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Init:0/1 0 0s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Init:0/1 0 2s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 Init:0/1 0 3s
cassandra-cluster-cassandra-dc-default-sts-2 0/2 PodInitializing 0 7s
cassandra-cluster-cassandra-dc-default-sts-2 1/2 Running 0 8s

[13567436138]

Running java -Xms128m -Xmx128m -jar /opt/management-api/datastax-mgmtapi-server.jar --cassandra-socket /tmp/cassandra.sock --host tcp://0.0.0.0:8080 --host file:///tmp/oss-mgmt.sock --explicit-start true --cassandra-home /opt/cassandra --no-keep-alive true

how to config -Xms128m -Xmx128m

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root@ubuntu:~# kubectl explain --kubeconfig ~/.kube/sveltos-member-03 CassandraDatacenter.spec.config
GROUP: cassandra.datastax.com
KIND: CassandraDatacenter
VERSION: v1beta1

error: field "config" does not exist

[13567436138]

2025-12-25T08:16:27.591Z ERROR failed to get json config from secret {"controller": "cassandradatacenter_controller", "controllerGroup": "cassandra.datastax.com", "controllerKind": "CassandraDatacenter", "CassandraDatacenter": {"name":"cassandra-dc","namespace":"cassandra"}, "namespace": "cassandra", "name": "cassandra-dc", "reconcileID": "710cf1fb-4d0c-4b85-9ac8-aec1acfa4c39", "namespace": "cassandra", "datacenterName": "cassandra-dc", "clusterName": "cassandra-cluster", "ConfigSecret": "config-secret", "error": "invalid config secret config-secret: config property is required"}

config properties is required but crd does not have config properties ,

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configSecret properties is exist

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Croot@ubuntu:~# kubectlogs -n cassandra --kubeconfig ~/.kube/sveltos-member-03 cassandra-cluster-cassandra-dc-default-sts-2
Defaulted container "cassandra" out of: cassandra, server-system-logger, server-config-init (init)
Starting Management API
Running java -Xms128m -Xmx128m -jar /opt/management-api/datastax-mgmtapi-server.jar --cassandra-socket /tmp/cassandra.sock --host tcp://0.0.0.0:8080 --host file:///tmp/oss-mgmt.sock --explicit-start true --cassandra-home /opt/cassandra --no-keep-alive true

cat << EOF|kubectl apply -n cassandra --kubeconfig ~/.kube/sveltos-member-03 -f -
apiVersion: v1
kind: Secret
metadata:
  name: demo-secret
type: Opaque
stringData:
  username: admin
  password: mark
EOF

cat << EOF|kubectl apply -n cassandra --kubeconfig ~/.kube/sveltos-member-03 -f -
apiVersion: v1
kind: Secret
metadata:
  name: config-secret
type: Opaque
stringData:
  config: |-
    {
      "cassandra-yaml": {
        "num_tokens": 16,
        "authenticator": "org.apache.cassandra.auth.AllowAllAuthenticator",
        "authorizer": "org.apache.cassandra.auth.AllowAllAuthorizer",
        "role_manager": "org.apache.cassandra.auth.CassandraRoleManager"
      },
      "jvm-server-options": {
        "initial_heap_size": "1G",
        "max_heap_size": "1G"
      }
    }
EOF

cat << EOF|kubectl apply --kubeconfig ~/.kube/sveltos-member-03 -f -
apiVersion: cassandra.datastax.com/v1beta1
kind: CassandraDatacenter
metadata:
  name: cassandra-dc
  namespace: cassandra
spec:
  clusterName: cassandra-cluster
  serverType: cassandra
  serverVersion: "4.0.0"
  #serverImage: "cassandra:4.0.0"

  size: 3

  storageConfig:
    cassandraDataVolumeClaimSpec:
      storageClassName: "longhorn"
      accessModes:
        - ReadWriteOnce
      resources:
        requests:
          storage: "10Gi"
  
  resources:
    requests:
      memory: "2Gi"
      cpu: "100m"
    limits:
      memory: "4Gi"
      cpu: "300m"
  podTemplateSpec:
    spec:
      containers:
      - name: cassandra
        env:
        - name: MAX_HEAP_SIZE
          value: 1Gi
  
  managementApiAuth:
    insecure: {}

  configSecret: config-secret
  
  users:
  - secretName: demo-secret
    superuser: true
EOF

can not change jvm option

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the config is already set,why still 128m

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