Jean-Daniel Cryans created KUDU-1514:
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Summary: A tablet that ends up under replicated will spam logs
Key: KUDU-1514
URL: https://issues.apache.org/jira/browse/KUDU-1514
Project: Kudu
Issue Type: Bug
Reporter: Jean-Daniel Cryans
Trying to debug a tablet that got down to 1 replica is hard when these lines
are printed multiple times per second:
{noformat}
W0704 23:05:30.999037 312 transaction_tracker.cc:112] Transaction failed,
tablet 807ff8e42640482d8d947b693d56ce03 transaction memory consumption
(67107918) has exceeded its limit (67108864) or the limit of an ancestral
tracker [suppressed 140 similar messages]
I0704 23:05:31.000737 24321 consensus_peers.cc:181] T
807ff8e42640482d8d947b693d56ce03 P 9e59a4c24de44e3f9de219df865b4f3b -> Peer
94051c9253f94dadbc1af38098b41077 (e1105.halxg.cloudera.com:7050): Could not
obtain request from queue for peer: 94051c9253f94dadbc1af38098b41077. Status:
Not found: Failed to read ops 2302557..2325361: Segment 1118 which contained
index 2302557 has been GCed
I0704 23:05:31.000780 24452 raft_consensus.cc:629] T
807ff8e42640482d8d947b693d56ce03 P 9e59a4c24de44e3f9de219df865b4f3b [term 29
LEADER]: Processing failure of peer 94051c9253f94dadbc1af38098b41077 in term 29
(The logs necessary to catch up peer 94051c9253f94dadbc1af38098b41077 have been
garbage collected. The follower will never be able to catch up (Not found:
Failed to read ops 2302557..2325361: Segment 1118 which contained index 2302557
has been GCed)): There is already a config change operation in progress. Unable
to evict follower until it completes. Doing nothing.
I0704 23:05:31.138310 378 raft_consensus.cc:1603] T
807ff8e42640482d8d947b693d56ce03 P 9e59a4c24de44e3f9de219df865b4f3b [term 29
LEADER]: Leader election vote request: Denying vote to candidate
94051c9253f94dadbc1af38098b41077 for term 5380 because replica is either leader
or believes a valid leader to be alive.
{noformat}
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