Hello Tidy Bot, Alexey Serbin, Kudu Jenkins, Andrew Wong, Abhishek Chennaka, 
Greg Solovyev,

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

    http://gerrit.cloudera.org:8080/17942

to look at the new patch set (#8).

Change subject: [LBM] Speed up server bootstrap by using multi-thread to 
compact containers
......................................................................

[LBM] Speed up server bootstrap by using multi-thread to compact containers

When a data directory has many low live block containers, a single thread to
compact these container metadata files is low efficiency, we can improve it by
multi-threads.
In some test cases, e.g. one or very few data directories, high latency disk
drivers, a large amount of low live block containers, and with a multi-core
CPU, this patch could reduce about 85% time in metadata files compact
procedure when bootstrap.

Change-Id: Ie48211d9e8c1d74e520fcb04df25c1d681261bb5
---
M src/kudu/fs/log_block_manager-test.cc
M src/kudu/fs/log_block_manager.cc
2 files changed, 106 insertions(+), 26 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/kudu refs/changes/42/17942/8
--
To view, visit http://gerrit.cloudera.org:8080/17942
To unsubscribe, visit http://gerrit.cloudera.org:8080/settings

Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: Ie48211d9e8c1d74e520fcb04df25c1d681261bb5
Gerrit-Change-Number: 17942
Gerrit-PatchSet: 8
Gerrit-Owner: Yingchun Lai <[email protected]>
Gerrit-Reviewer: Abhishek Chennaka <[email protected]>
Gerrit-Reviewer: Alexey Serbin <[email protected]>
Gerrit-Reviewer: Andrew Wong <[email protected]>
Gerrit-Reviewer: Greg Solovyev <[email protected]>
Gerrit-Reviewer: Kudu Jenkins (120)
Gerrit-Reviewer: Tidy Bot (241)
Gerrit-Reviewer: Yingchun Lai <[email protected]>

Reply via email to