Michael Ho has posted comments on this change. ( http://gerrit.cloudera.org:8080/10855 )
Change subject: IMPALA-7213, IMPALA-7241: Port ReportExecStatus() RPC to use KRPC ...................................................................... Patch Set 4: (2 comments) http://gerrit.cloudera.org:8080/#/c/10855/4//COMMIT_MSG Commit Message: http://gerrit.cloudera.org:8080/#/c/10855/4//COMMIT_MSG@16 PS4, Line 16: This patch also introduces a new service pool for all query execution : control related RPCs in the future so that control commands from : coordinators aren't blocked by long-running DataStream services' RPCs. > Thanks for the suggestion. I think it's fine to do it as a follow-up or par Actually, after IMPALA-7585, we can achieve this by just setting a different username in the UserCredentials for different services. No change in Kudu code is needed. http://gerrit.cloudera.org:8080/#/c/10855/14/be/src/runtime/fragment-instance-state.h File be/src/runtime/fragment-instance-state.h: http://gerrit.cloudera.org:8080/#/c/10855/14/be/src/runtime/fragment-instance-state.h@179 PS14, Line 179: /// Event sequence tracking the completion of various stages of this fragment instance. > I imagine you already thought about this and concluded that overflows were Good idea. With 64-bit and 1 millisecond reporting interval, it will take about 292471208 years for it to overflow. With 32-bit values, it takes about 24 days. I believe no legitimate query will run for 24 days but then I guess using 64-bit provides the peace of mind. -- To view, visit http://gerrit.cloudera.org:8080/10855 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: I7638583b433dcac066b87198e448743d90415ebe Gerrit-Change-Number: 10855 Gerrit-PatchSet: 4 Gerrit-Owner: Michael Ho <k...@cloudera.com> Gerrit-Reviewer: Bikramjeet Vig <bikramjeet....@cloudera.com> Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com> Gerrit-Reviewer: Michael Ho <k...@cloudera.com> Gerrit-Reviewer: Michal Ostrowski <mostr...@cloudera.com> Gerrit-Reviewer: Thomas Marshall <thomasmarsh...@cmu.edu> Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com> Gerrit-Reviewer: Todd Lipcon <t...@apache.org> Gerrit-Comment-Date: Tue, 09 Oct 2018 17:55:14 +0000 Gerrit-HasComments: Yes