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Posted to issues@ratis.apache.org by "Shashikant Banerjee (JIRA)" <ji...@apache.org> on 2018/09/10 17:03:00 UTC
[jira] [Created] (RATIS-313) Raft client ignores the
reinitilization exception when the raft server is not ready
Shashikant Banerjee created RATIS-313:
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Summary: Raft client ignores the reinitilization exception when the raft server is not ready
Key: RATIS-313
URL: https://issues.apache.org/jira/browse/RATIS-313
Project: Ratis
Issue Type: Bug
Reporter: Shashikant Banerjee
Assignee: Shashikant Banerjee
This was found in Ozone testing.
Three nodes in the pipeline.
{code:java}
group-2041ABBEE452:[bfe9c5f2-da9b-4a8f-9013-7540cbbed1c9:172.27.12.96:9858, faa888b7-92bb-4e35-a38c-711bd1c28948:172.27.80.23:9858, ff544de8-96ea-4097-8cdc-460ac1c60db7:172.27.23.161:9858]
{code}
On two servers, the reinitialization request succeeds,
{code:java}
2018-09-09 10:49:40,938 INFO org.apache.ratis.server.impl.RaftServerProxy: faa888b7-92bb-4e35-a38c-711bd1c28948: reinitializeAsync ReinitializeRequest(client-682DF1D0F737->faa888b7-92bb-4e35-a38c-711bd1c28948) in group-7347726F7570, cid=4, seq=0 RW, null, group-2041ABBEE452:[bfe9c5f2-da9b-4a8f-9013-7540cbbed1c9:172.27.12.96:9858, faa888b7-92bb-4e35-a38c-711bd1c28948:172.27.80.23:9858, ff544de8-96ea-4097-8cdc-460ac1c60db7:172.27.23.161:9858
2018-09-09 10:49:40,209 INFO org.apache.ratis.server.impl.RaftServerProxy: bfe9c5f2-da9b-4a8f-9013-7540cbbed1c9: reinitializeAsync ReinitializeRequest(client-DFE3ACF394F9->bfe9c5f2-da9b-4a8f-9013-7540cbbed1c9) in group-7347726F7570, cid=3, seq=0 RW, null, group-2041ABBEE452:[bfe9c5f2-da9b-4a8f-9013-7540cbbed1c9:172.27.12.96:9858, faa888b7-92bb-4e35-a38c-711bd1c28948:172.27.80.23:9858, ff544de8-96ea-4097-8cdc-460ac1c60db7:172.27.23.161:9858]
{code}
But around the same time, the third server is not ready
{code:java}
2018-09-09 10:49:41,414 WARN org.apache.ratis.grpc.server.RaftServerProtocolService: ff544de8-96ea-4097-8cdc-460ac1c60db7: Failed requestVote bfe9c5f2-da9b-4a8f-9013-7540cbbed1c9->ff544de8-96ea-4097-8cdc-460ac1c60db7#0: org.apache.ratis.protocol.ServerNotReadyException: Server ff544de8-96ea-4097-8cdc-460ac1c60db7 is not [RUNNING]: current state is STARTING
{code}
Though the reinitialization request never got processed on this server, the exception is ignored in RaftClientImpl. This needs to be addressed
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