Bharath Vissapragada has posted comments on this change. Change subject: IMPALA-2800: make memory maintenance less aggressive ......................................................................
Patch Set 2: (1 comment) http://gerrit.cloudera.org:8080/#/c/6626/2/be/src/common/init.cc File be/src/common/init.cc: PS2, Line 147: but this is often not frequent enough Should we consider increasing the default release rate from 1.0 to a larger value? Tcmalloc allows setting it dynamically via SetMemoryReleaseRate()[1]. I'm not sure if that can have any other side effects. [1] https://github.com/gperftools/gperftools/blob/7822b5b0b9fa7e016e1f6b46ea86f26f4691a457/src/tcmalloc.cc#L785 -- To view, visit http://gerrit.cloudera.org:8080/6626 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: comment Gerrit-Change-Id: I0f822b294ab253d6f2828fc52f353aecaaf9b701 Gerrit-PatchSet: 2 Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-Owner: Tim Armstrong <[email protected]> Gerrit-Reviewer: Bharath Vissapragada <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]> Gerrit-Reviewer: anujphadke <[email protected]> Gerrit-HasComments: Yes
