Tim Armstrong has posted comments on this change. Change subject: IMPALA-3142: avoid spinlock in MemTracker::GcMemory() ......................................................................
Patch Set 1: I sanity tested this locally on a 1-impalad minicluster by launching this query 200 times simultaneously and checking that it behaved as expected (memory limit increased until the process limit, then a bunch of queries fail). use tpch_20_parquet; select distinct * from lineitem limit 5; -- To view, visit http://gerrit.cloudera.org:8080/2459 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: comment Gerrit-Change-Id: Ia9e91ea67ea924ba9b81e7376487838b365ca8ce Gerrit-PatchSet: 1 Gerrit-Project: Impala Gerrit-Branch: cdh5-2.5.0_5.7.0 Gerrit-Owner: Tim Armstrong <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]> Gerrit-HasComments: No
