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From Enrico Olivelli <eolive...@gmail.com>
Subject Re: Notification messages in log
Date Wed, 11 Dec 2019 23:21:43 GMT
Ram,
How many GB of logs do you have?
Those messages are not scary but they shouldn't be so many.

Enrico


Il mer 11 dic 2019, 23:16 rammohan ganapavarapu <rammohanganap@gmail.com>
ha scritto:

> After 3.4.14 version upgrade i am seeing continuous messages as bellow in
> logs, is it normal?
>
>
> 2019-12-11 22:12:44,036 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,108 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,180 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,252 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,323 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,395 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,467 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,538 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,610 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,682 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,754 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,825 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,897 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:44,969 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:45,041 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:45,112 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:45,184 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
> 2019-12-11 22:12:45,256 [myid:104] - INFO
>  [WorkerReceiver[myid=104]:FastLeaderElection@595] - Notification: 0
> (message format version), 100 (n.leader), 0x0 (n.zxid), 0x1 (n.round),
> LOOKING (n.state), 100 (n.sid), 0x0 (n.peerEpoch) OBSERVING (my state)
>
>
> But status looks ok though.
>
> echo mntr |nc localhost 2181
> zk_version 3.4.14-4c25d480e66aadd371de8bd2fd8da255ac140bcf, built on
> 03/06/2019 16:18 GMT
> zk_avg_latency 75
> zk_max_latency 76
> zk_min_latency 75
> zk_packets_received 907
> zk_packets_sent 906
> zk_num_alive_connections 1
> zk_outstanding_requests 0
> zk_server_state observer
> zk_znode_count 12168170
> zk_watch_count 0
> zk_ephemerals_count 0
> zk_approximate_data_size 1592831251
> zk_open_file_descriptor_count 40
> zk_max_file_descriptor_count 100000
> zk_fsync_threshold_exceed_count 0
>
> Thanks,
> Ram
>

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