wayilau commented on issue #2725: Add cluster-etcd-plugin URL: https://github.com/apache/skywalking/pull/2725#issuecomment-501175421 > > @wayilau Another thing，when the key's value always be null after expired , like this: > > ```json > > { > > "action": "get", > > "node": { > > "key": "/SkyWalking_OAP_Cluster", > > "dir": true, > > "modifiedIndex": 4, > > "createdIndex": 4' > > } > > } > > ``` > > 'SkyWalking_OAP_Cluster' is dir for etcd key to store, which is not be removed when ttl is ocurred. you want to remove the dir after ttl ? If we clean the dir, we must wait all the key's ttl. > > > @wayilau Another thing，when the key's value always be null after expired , like this: > > > ```json > > > { > > > "action": "get", > > > "node": { > > > "key": "/SkyWalking_OAP_Cluster", > > > "dir": true, > > > "modifiedIndex": 4, > > > "createdIndex": 4 > > > } > > > } > > > ``` > > > > > > 'SkyWalking_OAP_Cluster' is dir for etcd key to store, which is not be removed when ttl is ocurred. you want to remove the dir after ttl ? > > No, I mean that the value in this dir should not be null when my skywalking-oap is running. i see, it needs renew. I check this.
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