Uma Maheswara Rao G created HDDS-3467:
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Summary: OM Client RPC failover retries happening more than
configured.
Key: HDDS-3467
URL: https://issues.apache.org/jira/browse/HDDS-3467
Project: Hadoop Distributed Data Store
Issue Type: Bug
Components: Ozone Client
Affects Versions: 0.5.0
Reporter: Uma Maheswara Rao G
Assignee: Uma Maheswara Rao G
Fix For: 0.6.0
Currently OM client is retrying more than configured.
Example if we configure MaxFailover times 2, it will try 3 times. Following log
shows that.
{quote}{{2020-04-21 00:12:13,908 [Thread-0] INFO retry.RetryInvocationHandler
(RetryInvocationHandler.java:log(411)) - com.google.protobuf.ServiceException:
java.io.EOFException: End of File Exception between local host is:
"21637.local/192.168.0.12"; destination host is: "localhost":12944; :
java.io.EOFException; For more details see:
http://wiki.apache.org/hadoop/EOFException, while invoking
$Proxy43.submitRequest over nodeId=omNode-3,nodeAddress=127.0.0.1:12944. Trying
to failover immediately.
2020-04-21 00:12:13,909 [Thread-0] INFO retry.RetryInvocationHandler
(RetryInvocationHandler.java:log(411)) - com.google.protobuf.ServiceException:
java.io.EOFException: End of File Exception between local host is:
"21637.local/192.168.0.12"; destination host is: "localhost":12932; :
java.io.EOFException; For more details see:
http://wiki.apache.org/hadoop/EOFException, while invoking
$Proxy43.submitRequest over nodeId=omNode-1,nodeAddress=127.0.0.1:12932 after 1
failover attempts. Trying to failover immediately.
2020-04-21 00:12:13,910 [Thread-0] INFO retry.RetryInvocationHandler
(RetryInvocationHandler.java:log(411)) - com.google.protobuf.ServiceException:
java.io.EOFException: End of File Exception between local host is:
"21637.local/192.168.0.12"; destination host is: "localhost":12938; :
java.io.EOFException; For more details see:
http://wiki.apache.org/hadoop/EOFException, while invoking
$Proxy43.submitRequest over nodeId=omNode-2,nodeAddress=127.0.0.1:12938 after 2
failover attempts. Trying to failover immediately.}}{quote}
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