Hello Mike Percy, Alexey Serbin, Kudu Jenkins, Adar Dembo,

I'd like you to reexamine a change. Please visit

    http://gerrit.cloudera.org:8080/12194

to look at the new patch set (#2).

Change subject: Eliminate redundant VLOG_IS_ON calls
......................................................................

Eliminate redundant VLOG_IS_ON calls

In an expression like

  VLOG(3) << Substitute("Your $0 is $1", expensive_foo(), costly_bar());

The expression on the righthand side of the << operator is evaluated
only when VLOG_IS_ON(3) is true. However, there were some cases of
defensive programming like

  if (VLOG_IS_ON(3)) {
    VLOG(3) << Substitute("Your $0 is $1", expensive_foo(), costly_bar());
  }

with a redundant call to VLOG_IS_ON. This patch removes such cases as I
found from a simple review of all VLOG_IS_ON callsites. I also sometimes
transformed VLOG messages from a chain of <<'s to calls to Substitute.

This patch contains no functional changes.

Change-Id: I0781e64f95e33fe067f9f3e65e77aec8654f4ba3
---
M src/kudu/client/batcher.cc
M src/kudu/clock/hybrid_clock.cc
M src/kudu/consensus/consensus_queue.cc
M src/kudu/consensus/raft_consensus.cc
M src/kudu/tablet/tablet-test-base.h
M src/kudu/tablet/tablet-test-util.h
M src/kudu/tablet/tablet_bootstrap.cc
M src/kudu/tablet/tablet_history_gc-test.cc
M src/kudu/tserver/tablet_server-test.cc
M src/kudu/tserver/tablet_service.cc
M src/kudu/util/logging-test.cc
11 files changed, 73 insertions(+), 59 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/94/12194/2
--
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Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I0781e64f95e33fe067f9f3e65e77aec8654f4ba3
Gerrit-Change-Number: 12194
Gerrit-PatchSet: 2
Gerrit-Owner: Will Berkeley <wdberke...@gmail.com>
Gerrit-Reviewer: Adar Dembo <a...@cloudera.com>
Gerrit-Reviewer: Alexey Serbin <aser...@cloudera.com>
Gerrit-Reviewer: Kudu Jenkins (120)
Gerrit-Reviewer: Mike Percy <mpe...@apache.org>
Gerrit-Reviewer: Will Berkeley <wdberke...@gmail.com>

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