aws elasticache reboot-cache-cluster

Reboots some, or all, of the cache nodes within a provisioned cluster. AWS CLI reference

1 example 2 options Its page in the AWS CLI reference

Examples

from aws-cli, each command read by CmdID

To reboot a cache cluster

The following reboot-cache-cluster example reboots some, or all, of the cache nodes within a provisioned cluster. This operation applies any modified cache parameter groups to the cluster. The reboot operation takes place as soon as possible, and results in a momentary outage to the cluster. During the reboot, the cluster status is set to REBOOTING.

aws elasticache reboot-cache-cluster --cache-cluster-id "my-cluster-001" --cache-node-ids-to-reboot "0001"Identify

--cache-cluster-idThe cluster identifier.

--cache-node-ids-to-rebootA list of cache node IDs to reboot.

Its output, shortened

{
    "CacheCluster": {
        "CacheClusterId": "my-cluster-001",
        "ClientDownloadLandingPage": "https://console.aws.amazon.com/elasticache/home#client-download:",
        "CacheNodeType": "cache.r5.xlarge",
        "Engine": "redis",
        "EngineVersion": "5.0.5",
        "CacheClusterStatus": "rebooting cache cluster nodes",
        "NumCacheNodes": 1,
        "PreferredAvailabilityZone": "us-west-2a",
        "CacheClusterCreateTime": "2019-11-26T03:35:04.546Z",
        "PreferredMaintenanceWindow": "mon:04:05-mon:05:05",
        "PendingModifiedValues": {},
        "NotificationConfiguration": {
            "TopicArn": "arn:aws:sns:us-west-2:xxxxxxxxxx152:My_Topic",
            "TopicStatus": "active"
        },
        "CacheSecurityGroups": [],
        "CacheParameterGroup": {
            "CacheParameterGroupName": "mygroup",
            "ParameterApplyStatus": "in-sync",
            "CacheNodeIdsToReboot": []
        },
        "CacheSubnetGroupName": "kxkxk",
        "AutoMinorVersionUpgrade": true,
        "SecurityGroups": [
            {
                "SecurityGroupId": "sg-xxxxxxxxxxxxx836",
                "Status": "active"
            },
… 12 more lines

For more information, see Rebooting nodes in the Amazon ElastiCache User Guide.

Options

2 in the AWS CLI reference

--cache-cluster-idThe cluster identifier.

--cache-node-ids-to-rebootA list of cache node IDs to reboot.