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From "Tianyi Wang (Code Review)" <ger...@cloudera.org>
Subject [Impala-ASF-CR] IMPALA-4835: Part 1: simplify I/O mgr mem mgmt
Date Wed, 08 Nov 2017 21:30:13 GMT
Tianyi Wang has posted comments on this change. ( http://gerrit.cloudera.org:8080/8414 )

Change subject: IMPALA-4835: Part 1: simplify I/O mgr mem mgmt
......................................................................


Patch Set 7:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/8414/4/be/src/runtime/disk-io-mgr.cc
File be/src/runtime/disk-io-mgr.cc:

http://gerrit.cloudera.org:8080/#/c/8414/4/be/src/runtime/disk-io-mgr.cc@797
PS4, Line 797: 
> There were a subtle bug here that could cause readers to get wedged. The pr
The scan range might be cancelled in DiskIoMgr::HandleReadFinished as well. Why isn't DecrementRequestThreadAndCheckDone
called there?



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If5cb42437d11c13bc4a55c3ab426b66777332bd1
Gerrit-Change-Number: 8414
Gerrit-PatchSet: 7
Gerrit-Owner: Tim Armstrong <tarmstrong@cloudera.com>
Gerrit-Reviewer: Dan Hecht <dhecht@cloudera.com>
Gerrit-Reviewer: Tianyi Wang <twang@cloudera.com>
Gerrit-Reviewer: Tim Armstrong <tarmstrong@cloudera.com>
Gerrit-Comment-Date: Wed, 08 Nov 2017 21:30:13 +0000
Gerrit-HasComments: Yes

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