Hello Alex Behm, Dan Hecht,
I'd like you to reexamine a change. Please visit
http://gerrit.cloudera.org:8080/8145
to look at the new patch set (#4).
Change subject: IMPALA-5988: optimise MemPool::TryAllocate()
......................................................................
IMPALA-5988: optimise MemPool::TryAllocate()
Testing:
Ran core tests.
Perf:
Experiments using this on top of a WIP Avro patch for IMPALA-5307
showed noticable improvements in CPU efficiency - up to 10%
Change-Id: I088012084fe535a67a3cd1103ced5a02027f961a
---
M be/src/exec/analytic-eval-node.cc
M be/src/exec/data-source-scan-node.cc
M be/src/exec/hdfs-text-scanner.cc
M be/src/exec/text-converter.inline.h
M be/src/exprs/scalar-expr-evaluator.cc
M be/src/runtime/mem-pool.h
6 files changed, 32 insertions(+), 21 deletions(-)
git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/45/8145/4
--
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I088012084fe535a67a3cd1103ced5a02027f961a
Gerrit-Change-Number: 8145
Gerrit-PatchSet: 4
Gerrit-Owner: Tim Armstrong <[email protected]>
Gerrit-Reviewer: Alex Behm <[email protected]>
Gerrit-Reviewer: Dan Hecht <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
