Dan Hecht has posted comments on this change. Change subject: IMPALA-3161: (part 2) gperfutil SpinLock suffers from potential wakeup delay ......................................................................
Patch Set 2: > Did you consider upgrading gperftools completely? > > The release notes for 2.4.91 > (https://github.com/gperftools/gperftools/blob/gperftools-2.4.91/NEW) > mentions quite a few speedups, and some profiling improvements. Yes, I think we should upgrade it. But I wanted to make this targeted change firstl in case we want to put it into 2.5.0, and also in case we ran into problems with the upgrade. -- To view, visit http://gerrit.cloudera.org:8080/2500 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: comment Gerrit-Change-Id: I660908144ee4525bde5511ca5252c9fba33d1cb2 Gerrit-PatchSet: 2 Gerrit-Project: Impala Gerrit-Branch: cdh5-trunk Gerrit-Owner: Dan Hecht <[email protected]> Gerrit-Reviewer: Dan Hecht <[email protected]> Gerrit-Reviewer: Henry Robinson <[email protected]> Gerrit-HasComments: No
