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brooklin can't connect to zk when starting up #970
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Im facing the same issue...what is the recommended zookeeper version for brooklin? |
@thomaslaw what is the compatible zk version? |
the same. Tried many different zookeeper versions. brooklin 5.4.3 doesn't work
|
Can you try zookeeper 3.6.3? |
Tried . brooklin 5.4.3 doesn't work with zookeeper 3.6.3. |
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Subject of the issue
Brooklin 5.x cannot connect to zk when starting, but version 4.x can connect.
Your environment
Steps to reproduce
1.starting serviec:
./bin/brooklin-server-start.sh config/server.properties
report an error:
[2023-11-01 18:25:30,609] INFO Initiating client connection, connectString=localhost:2181 sessionTimeout=30000 watcher=com.linkedin.datastream.common.zk.ZkClient@20322d26 (org.apache.zookeeper.ZooKeeper)
[2023-11-01 18:25:30,611] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util)
[2023-11-01 18:25:30,614] INFO jute.maxbuffer value is 1048575 Bytes (org.apache.zookeeper.ClientCnxnSocket)
[2023-11-01 18:25:30,618] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn)
[2023-11-01 18:25:30,622] INFO Opening socket connection to server localhost/127.0.0.1:2181. (org.apache.zookeeper.ClientCnxn)
[2023-11-01 18:25:30,622] INFO SASL config status: Will not attempt to authenticate using SASL (unknown error) (org.apache.zookeeper.ClientCnxn)
[2023-11-01 18:25:30,627] INFO Socket connection established, initiating session, client: /127.0.0.1:61573, server: localhost/127.0.0.1:2181 (org.apache.zookeeper.ClientCnxn)
[2023-11-01 18:25:30,631] INFO Session establishment complete on server localhost/127.0.0.1:2181, session id = 0x100152bc54b0005, negotiated timeout = 30000 (org.apache.zookeeper.ClientCnxn)
[2023-11-01 18:25:30,632] INFO zkclient 0, zookeeper state changed ( SyncConnected ) (org.apache.helix.zookeeper.zkclient.ZkClient)
[2023-11-01 18:25:30,638] INFO zkclient 0, sycnOnNewSession with sessionID 100152bc54b0005 async return code: OK and proceeds (org.apache.helix.zookeeper.zkclient.ZkClient)
[2023-11-01 18:25:30,638] INFO Pagination config zk.getChildren.pagination.disabled=false, method to be invoked: getAllChildrenPaginated (org.apache.helix.zookeeper.zkclient.ZkConnection)
[2023-11-01 18:25:30,641] WARN Session 0x100152bc54b0005 for sever localhost/127.0.0.1:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn)
EndOfStreamException: Unable to read additional data from server sessionid 0x100152bc54b0005, likely server has closed socket
at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:77)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1290)
[2023-11-01 18:25:30,643] WARN Paginated getChildren is unimplemented in ZK server! Falling back to non-paginated getChildren (org.apache.helix.zookeeper.zkclient.ZkConnection)
Exception in thread "main" org.apache.helix.zookeeper.zkclient.exception.ZkTimeoutException: Operation cannot be retried because of retry timeout (-1 milli seconds). Retry was caused by CONNECTIONLOSS
at org.apache.helix.zookeeper.zkclient.ZkClient.retryUntilConnected(ZkClient.java:1700)
at org.apache.helix.zookeeper.zkclient.ZkClient.getChildren(ZkClient.java:1037)
at com.linkedin.datastream.common.zk.ZkClient.getChildren(ZkClient.java:96)
at com.linkedin.datastream.server.CachedDatastreamReader.fetchAllDatastreamNamesFromZk(CachedDatastreamReader.java:190)
at com.linkedin.datastream.server.CachedDatastreamReader.(CachedDatastreamReader.java:59)
at com.linkedin.datastream.server.DatastreamServer.(DatastreamServer.java:159)
at com.linkedin.datastream.server.DatastreamServer.main(DatastreamServer.java:441)
2.zk error log:
2023-11-01 18:25:30,639 [myid:] - WARN [RequestThrottler:ZooKeeperServer@1145] - Received packet at server of unknown type 71
2023-11-01 18:26:07,095 [myid:] - INFO [SessionTracker:ZooKeeperServer@610] - Expiring session 0x100152bc54b0005, timeout of 30000ms exceeded
Expected behaviour
brooklin and zk reported an error and could not connect
Actual behaviour
brooklin needs to be able to connect to zk normally
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