hayden zhou created FLINK-20798:
-----------------------------------
Summary: Service temporarily unavailable due to an ongoing leader
election. Please refresh.
Key: FLINK-20798
URL: https://issues.apache.org/jira/browse/FLINK-20798
Project: Flink
Issue Type: Bug
Components: Deployment / Kubernetes
Affects Versions: 1.12.0
Environment: FLINK 1.12.0
Reporter: hayden zhou
我这边 部署 flink 到 k8s 使用 PVC 作为 high avalibility storagedir ， 我看jobmanager
的日志，选举成功了。但是 web 一直显示选举进行中。
下面是 jobmanager 的日志
```
2020-12-29T06:45:54.177850394Z 2020-12-29 14:45:54,177 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] - Leader
election started
2020-12-29T06:45:54.177855303Z 2020-12-29 14:45:54,177 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] -
Attempting to acquire leader lease 'ConfigMapLock: default -
mta-flink-resourcemanager-leader (6f6479c6-86cc-4d62-84f9-37ff968bd0e5)'...
2020-12-29T06:45:54.178668055Z 2020-12-29 14:45:54,178 DEBUG
io.fabric8.kubernetes.client.dsl.internal.WatchConnectionManager [] - WebSocket
successfully opened
2020-12-29T06:45:54.178895963Z 2020-12-29 14:45:54,178 INFO
org.apache.flink.runtime.leaderretrieval.DefaultLeaderRetrievalService [] -
Starting DefaultLeaderRetrievalService with
KubernetesLeaderRetrievalDriver\{configMapName='mta-flink-resourcemanager-leader'}.
2020-12-29T06:45:54.179327491Z 2020-12-29 14:45:54,179 DEBUG
io.fabric8.kubernetes.client.dsl.internal.WatchConnectionManager [] -
Connecting websocket ...
io.fabric8.kubernetes.client.dsl.internal.WatchConnectionManager@6d303498
2020-12-29T06:45:54.230081993Z 2020-12-29 14:45:54,229 DEBUG
io.fabric8.kubernetes.client.dsl.internal.WatchConnectionManager [] - WebSocket
successfully opened
2020-12-29T06:45:54.230202329Z 2020-12-29 14:45:54,230 INFO
org.apache.flink.runtime.leaderretrieval.DefaultLeaderRetrievalService [] -
Starting DefaultLeaderRetrievalService with
KubernetesLeaderRetrievalDriver\{configMapName='mta-flink-dispatcher-leader'}.
2020-12-29T06:45:54.230219281Z 2020-12-29 14:45:54,229 DEBUG
io.fabric8.kubernetes.client.dsl.internal.WatchConnectionManager [] - WebSocket
successfully opened
2020-12-29T06:45:54.230353912Z 2020-12-29 14:45:54,230 INFO
org.apache.flink.runtime.leaderelection.DefaultLeaderElectionService [] -
Starting DefaultLeaderElectionService with
KubernetesLeaderElectionDriver\{configMapName='mta-flink-resourcemanager-leader'}.
2020-12-29T06:45:54.237004177Z 2020-12-29 14:45:54,236 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] - Leader
changed from null to 6f6479c6-86cc-4d62-84f9-37ff968bd0e5
2020-12-29T06:45:54.237024655Z 2020-12-29 14:45:54,236 INFO
org.apache.flink.kubernetes.kubeclient.resources.KubernetesLeaderElector [] -
New leader elected 6f6479c6-86cc-4d62-84f9-37ff968bd0e5 for
mta-flink-restserver-leader.
2020-12-29T06:45:54.237027811Z 2020-12-29 14:45:54,236 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] -
Successfully Acquired leader lease 'ConfigMapLock: default -
mta-flink-restserver-leader (6f6479c6-86cc-4d62-84f9-37ff968bd0e5)'
2020-12-29T06:45:54.237297376Z 2020-12-29 14:45:54,237 DEBUG
org.apache.flink.runtime.leaderelection.DefaultLeaderElectionService [] - Grant
leadership to contender http://mta-flink-jobmanager:8081 with session ID
9587e13f-322f-4cd5-9fff-b4941462be0f.
2020-12-29T06:45:54.237353551Z 2020-12-29 14:45:54,237 INFO
org.apache.flink.runtime.dispatcher.DispatcherRestEndpoint [] -
http://mta-flink-jobmanager:8081 was granted leadership with
leaderSessionID=9587e13f-322f-4cd5-9fff-b4941462be0f
2020-12-29T06:45:54.237440354Z 2020-12-29 14:45:54,237 DEBUG
org.apache.flink.runtime.leaderelection.DefaultLeaderElectionService [] -
Confirm leader session ID 9587e13f-322f-4cd5-9fff-b4941462be0f for leader
http://mta-flink-jobmanager:8081.
2020-12-29T06:45:54.254555127Z 2020-12-29 14:45:54,254 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] - Leader
changed from null to 6f6479c6-86cc-4d62-84f9-37ff968bd0e5
2020-12-29T06:45:54.254588299Z 2020-12-29 14:45:54,254 INFO
org.apache.flink.kubernetes.kubeclient.resources.KubernetesLeaderElector [] -
New leader elected 6f6479c6-86cc-4d62-84f9-37ff968bd0e5 for
mta-flink-resourcemanager-leader.
2020-12-29T06:45:54.254628053Z 2020-12-29 14:45:54,254 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] -
Successfully Acquired leader lease 'ConfigMapLock: default -
mta-flink-resourcemanager-leader (6f6479c6-86cc-4d62-84f9-37ff968bd0e5)'
2020-12-29T06:45:54.254871569Z 2020-12-29 14:45:54,254 DEBUG
org.apache.flink.runtime.leaderelection.DefaultLeaderElectionService [] - Grant
leadership to contender LeaderContender: StandaloneResourceManager with session
ID b1730dc6-0f94-49f4-b519-56917f3027b7.
2020-12-29T06:45:54.256608291Z 2020-12-29 14:45:54,256 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] -
Attempting to renew leader lease 'ConfigMapLock: default -
mta-flink-resourcemanager-leader (6f6479c6-86cc-4d62-84f9-37ff968bd0e5)'...
2020-12-29T06:45:54.259155793Z 2020-12-29 14:45:54,258 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] - Leader
changed from null to 6f6479c6-86cc-4d62-84f9-37ff968bd0e5
2020-12-29T06:45:54.259176091Z 2020-12-29 14:45:54,258 INFO
org.apache.flink.kubernetes.kubeclient.resources.KubernetesLeaderElector [] -
New leader elected 6f6479c6-86cc-4d62-84f9-37ff968bd0e5 for
mta-flink-dispatcher-leader.
2020-12-29T06:45:54.25918096Z 2020-12-29 14:45:54,259 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] -
Successfully Acquired leader lease 'ConfigMapLock: default -
mta-flink-dispatcher-leader (6f6479c6-86cc-4d62-84f9-37ff968bd0e5)'
2020-12-29T06:45:54.259362149Z 2020-12-29 14:45:54,259 DEBUG
org.apache.flink.runtime.leaderelection.DefaultLeaderElectionService [] - Grant
leadership to contender LeaderContender: DefaultDispatcherRunner with session
ID fbbaa883-69f6-43df-9ca0-c646bc1baad1.
2020-12-29T06:45:54.260301799Z 2020-12-29 14:45:54,260 DEBUG
org.apache.flink.runtime.dispatcher.runner.DefaultDispatcherRunner [] - Create
new DispatcherLeaderProcess with leader session id
fbbaa883-69f6-43df-9ca0-c646bc1baad1.
2020-12-29T06:45:54.266724597Z 2020-12-29 14:45:54,266 INFO
org.apache.flink.runtime.dispatcher.runner.SessionDispatcherLeaderProcess [] -
Start SessionDispatcherLeaderProcess.
2020-12-29T06:45:54.267718418Z 2020-12-29 14:45:54,267 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] -
Attempting to renew leader lease 'ConfigMapLock: default -
mta-flink-dispatcher-leader (6f6479c6-86cc-4d62-84f9-37ff968bd0e5)'...
2020-12-29T06:45:54.26786349Z 2020-12-29 14:45:54,267 INFO
org.apache.flink.runtime.dispatcher.runner.SessionDispatcherLeaderProcess [] -
Recover all persisted job graphs.
2020-12-29T06:45:54.267976912Z 2020-12-29 14:45:54,267 DEBUG
org.apache.flink.runtime.jobmanager.DefaultJobGraphStore [] - Retrieving all
stored job ids from
KubernetesStateHandleStore\{configMapName='mta-flink-dispatcher-leader'}.
2020-12-29T06:45:54.277681598Z 2020-12-29 14:45:54,277 INFO
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] -
ResourceManager
akka.tcp://flink@mta-flink-jobmanager:6123/user/rpc/resourcemanager_0 was
granted leadership with fencing token b51956917f3027b7b1730dc60f9449f4
2020-12-29T06:45:54.280411279Z 2020-12-29 14:45:54,280 INFO
org.apache.flink.runtime.resourcemanager.slotmanager.SlotManagerImpl [] -
Starting the SlotManager.
2020-12-29T06:45:54.281367931Z 2020-12-29 14:45:54,281 DEBUG
org.apache.flink.kubernetes.highavailability.KubernetesLeaderElectionDriver []
- Successfully wrote leader information:
Leader=http://mta-flink-jobmanager:8081, session
ID=9587e13f-322f-4cd5-9fff-b4941462be0f.
2020-12-29T06:45:54.281528772Z 2020-12-29 14:45:54,281 DEBUG
io.fabric8.kubernetes.client.extended.leaderelection.LeaderElector [] -
Attempting to renew leader lease 'ConfigMapLock: default -
mta-flink-restserver-leader (6f6479c6-86cc-4d62-84f9-37ff968bd0e5)'...
2020-12-29T06:45:54.286191344Z 2020-12-29 14:45:54,286 DEBUG
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] - Trigger
heartbeat request.
2020-12-29T06:45:54.286304807Z 2020-12-29 14:45:54,286 DEBUG
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] - Trigger
heartbeat request.
2020-12-29T06:45:54.286438227Z 2020-12-29 14:45:54,286 DEBUG
org.apache.flink.runtime.leaderelection.DefaultLeaderElectionService [] -
Confirm leader session ID b1730dc6-0f94-49f4-b519-56917f3027b7 for leader
akka.tcp://flink@mta-flink-jobmanager:6123/user/rpc/resourcemanager_0.
2020-12-29T06:45:54.309361096Z 2020-12-29 14:45:54,309 DEBUG
org.apache.flink.kubernetes.highavailability.KubernetesLeaderElectionDriver []
- Successfully wrote leader information:
Leader=akka.tcp://flink@mta-flink-jobmanager:6123/user/rpc/resourcemanager_0,
session ID=b1730dc6-0f94-49f4-b519-56917f3027b7.
2020-12-29T06:45:54.320673232Z 2020-12-29 14:45:54,320 INFO
org.apache.flink.runtime.jobmanager.DefaultJobGraphStore [] - Retrieved job ids
[] from KubernetesStateHandleStore\{configMapName='mta-flink-dispatcher-leader'}
2020-12-29T06:45:54.3206989Z 2020-12-29 14:45:54,320 INFO
org.apache.flink.runtime.dispatcher.runner.SessionDispatcherLeaderProcess [] -
Successfully recovered 0 persisted job graphs.
2020-12-29T06:45:54.324829616Z 2020-12-29 14:45:54,324 DEBUG
org.apache.flink.runtime.rpc.akka.SupervisorActor [] - Starting
FencedAkkaRpcActor with name dispatcher_1.
2020-12-29T06:45:54.325343659Z 2020-12-29 14:45:54,325 INFO
org.apache.flink.runtime.rpc.akka.AkkaRpcService [] - Starting RPC endpoint for
org.apache.flink.runtime.dispatcher.StandaloneDispatcher at
akka://flink/user/rpc/dispatcher_1 .
2020-12-29T06:45:54.33778039Z 2020-12-29 14:45:54,337 DEBUG
org.apache.flink.runtime.leaderelection.DefaultLeaderElectionService [] -
Confirm leader session ID fbbaa883-69f6-43df-9ca0-c646bc1baad1 for leader
akka.tcp://flink@mta-flink-jobmanager:6123/user/rpc/dispatcher_1.
2020-12-29T06:45:54.36249763Z 2020-12-29 14:45:54,362 DEBUG
org.apache.flink.kubernetes.highavailability.KubernetesLeaderElectionDriver []
- Successfully wrote leader information:
Leader=akka.tcp://flink@mta-flink-jobmanager:6123/user/rpc/dispatcher_1,
session ID=fbbaa883-69f6-43df-9ca0-c646bc1baad1.
2020-12-29T06:46:04.298366262Z 2020-12-29 14:46:04,297 DEBUG
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] - Trigger
heartbeat request.
2020-12-29T06:46:04.298442695Z 2020-12-29 14:46:04,298 DEBUG
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] - Trigger
heartbeat request.
2020-12-29T06:46:14.318174464Z 2020-12-29 14:46:14,317 DEBUG
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] - Trigger
heartbeat request.
2020-12-29T06:46:14.318256849Z 2020-12-29 14:46:14,318 DEBUG
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] - Trigger
heartbeat request.
2020-12-29T06:46:24.337694477Z 2020-12-29 14:46:24,337 DEBUG
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] - Trigger
heartbeat request.
2020-12-29T06:46:24.337816516Z 2020-12-29 14:46:24,337 DEBUG
org.apache.flink.runtime.resourcemanager.StandaloneResourceManager [] - Trigger
heartbeat request.
2020-12-29T06:46:26.044624193Z 2020-12-29 14:46:26,044 DEBUG
org.apache.flink.shaded.netty4.io.netty.buffer.AbstractByteBuf [] -
-Dorg.apache.flink.shaded.netty4.io.netty.buffer.checkAccessible: true
```
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