Hao Hao created KUDU-2703:
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Summary: ITClientStress.testMultipleSessions timeout
Key: KUDU-2703
URL: https://issues.apache.org/jira/browse/KUDU-2703
Project: Kudu
Issue Type: Test
Reporter: Hao Hao
Attachments: TEST-org.apache.kudu.client.ITClientStress.xml
I recently encountered a timeout of ITClientStress.testMultipleSessions with
the following errors:
{noformat}
01:28:10.477 [INFO - cluster stderr printer] (MiniKuduCluster.java:543) I0219
01:28:10.477150 7258 mvcc.cc:203] Tried to move safe_time back from
6351128536717332480 to 6351128535804997632. Current Snapshot:
MvccSnapshot[committed={T|T < 6351128536717332480}]
01:28:10.495 [INFO - cluster stderr printer] (MiniKuduCluster.java:543) I0219
01:28:10.495507 7259 mvcc.cc:203] Tried to move safe_time back from
6351128536717332480 to 6351128535804997632. Current Snapshot:
MvccSnapshot[committed={T|T < 6351128536717332480}]
01:28:11.180 [INFO - cluster stderr printer] (MiniKuduCluster.java:543) I0219
01:28:11.180346 7257 mvcc.cc:203] Tried to move safe_time back from
6351128539811692544 to 6351128535804997632. Current Snapshot:
MvccSnapshot[committed={T|T < 6351128539811692544 or (T in
{6351128539811692544})}]
01:28:19.969 [DEBUG - New I/O worker #2152] (Connection.java:429) [peer
master-127.6.95.253:51702(127.6.95.253:51702)] encountered a read timeout;
closing the channel
01:28:19.969 [DEBUG - New I/O worker #2154] (Connection.java:429) [peer
master-127.6.95.254:34354(127.6.95.254:34354)] encountered a read timeout;
closing the channel
01:28:19.969 [DEBUG - New I/O worker #2154] (Connection.java:688) [peer
master-127.6.95.254:34354(127.6.95.254:34354)] cleaning up while in state READY
due to: [peer master-127.6.95.254:34354(127.6.95.254:34354)] encountered a read
timeout; closing the channel
01:28:19.969 [DEBUG - New I/O worker #2152] (Connection.java:688) [peer
master-127.6.95.253:51702(127.6.95.253:51702)] cleaning up while in state READY
due to: [peer master-127.6.95.253:51702(127.6.95.253:51702)] encountered a read
timeout; closing the channel
01:28:20.328 [DEBUG - New I/O worker #2153] (Connection.java:429) [peer
master-127.6.95.252:47527(127.6.95.252:47527)] encountered a read timeout;
closing the channel
{noformat}
Looking at the error, it may relate to safe time advancement. Attached the full
log.
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