Mike Percy has submitted this change and it was merged. ( 
http://gerrit.cloudera.org:8080/8736 )

Change subject: KUDU-1097. Never evict a leader
......................................................................

KUDU-1097. Never evict a leader

The master should never try to evict the leader replica when the tablet
is over-replicated and arbitrary voters are eligible for eviction. This
patch ensures that is the case.

Change-Id: I57adc8c4c4a6a3b5ad0c0b9202407a4dd9e1e8b0
Reviewed-on: http://gerrit.cloudera.org:8080/8680
Tested-by: Kudu Jenkins
Reviewed-by: Alexey Serbin <aser...@cloudera.com>
Reviewed-on: http://gerrit.cloudera.org:8080/8736
Tested-by: Mike Percy <mpe...@apache.org>
Reviewed-by: Mike Percy <mpe...@apache.org>
---
M src/kudu/consensus/quorum_util-test.cc
M src/kudu/consensus/quorum_util.cc
M src/kudu/consensus/quorum_util.h
M src/kudu/master/catalog_manager.cc
4 files changed, 80 insertions(+), 48 deletions(-)

Approvals:
  Alexey Serbin: Looks good to me, approved
  Mike Percy: Looks good to me, approved; Verified

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Gerrit-Project: kudu
Gerrit-Branch: branch-1.6.x
Gerrit-MessageType: merged
Gerrit-Change-Id: I57adc8c4c4a6a3b5ad0c0b9202407a4dd9e1e8b0
Gerrit-Change-Number: 8736
Gerrit-PatchSet: 3
Gerrit-Owner: Mike Percy <mpe...@apache.org>
Gerrit-Reviewer: Alexey Serbin <aser...@cloudera.com>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-Reviewer: Mike Percy <mpe...@apache.org>

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