Hello Tidy Bot, Alexey Serbin, Yingchun Lai, Kudu Jenkins, Abhishek Chennaka,

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

    http://gerrit.cloudera.org:8080/18503

to look at the new patch set (#29).

Change subject: KUDU-3367 [compaction] add supplement to gc algorithm
......................................................................

KUDU-3367 [compaction] add supplement to gc algorithm

If we get a REDO delta with full of delete op, which means there is
no update op else in the file. The current compact algorithm will
not schedule the file do compact. If such files exist, after
accumulating for a period of time, it will greatly affect our scan
speed.

This patch as a supplement to KUDU-1625, we could  release storage
space for old tablet metadata that does not support the live count
function. See KUDU-3367 for details.

Change-Id: I8b26737dffecc17688b42188da959b2ba16351ed
---
M src/kudu/tablet/delta_tracker.cc
M src/kudu/tablet/delta_tracker.h
M src/kudu/tablet/diskrowset-test-base.h
M src/kudu/tablet/diskrowset-test.cc
M src/kudu/tablet/diskrowset.cc
5 files changed, 132 insertions(+), 12 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/03/18503/29
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Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I8b26737dffecc17688b42188da959b2ba16351ed
Gerrit-Change-Number: 18503
Gerrit-PatchSet: 29
Gerrit-Owner: KeDeng <[email protected]>
Gerrit-Reviewer: Abhishek Chennaka <[email protected]>
Gerrit-Reviewer: Alexey Serbin <[email protected]>
Gerrit-Reviewer: KeDeng <[email protected]>
Gerrit-Reviewer: Kudu Jenkins (120)
Gerrit-Reviewer: Tidy Bot (241)
Gerrit-Reviewer: Yingchun Lai <[email protected]>

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