Yongzhi Chen has posted comments on this change. ( http://gerrit.cloudera.org:8080/14234 )
Change subject: IMPALA-7637: Add more hash table stats to profile ...................................................................... Patch Set 3: (2 comments) Answer some questions while I fix the review issues. http://gerrit.cloudera.org:8080/#/c/14234/3/be/src/exec/hash-table.h File be/src/exec/hash-table.h: http://gerrit.cloudera.org:8080/#/c/14234/3/be/src/exec/hash-table.h@651 PS3, Line 651: StatsCountersAdd > I think this kinda makes sense - we know the number of buckets earlier than It is accumulated counters, it can not be added in the close method. Some close called from spill, for example, we did not add this counter at close for collisions number in the legacy code. http://gerrit.cloudera.org:8080/#/c/14234/3/tests/query_test/test_observability.py File tests/query_test/test_observability.py: http://gerrit.cloudera.org:8080/#/c/14234/3/tests/query_test/test_observability.py@676 PS3, Line 676: '(?<=Probes: )\d+(\.\d+)?' > is the positive lookahead in this regex necessary? would the following rege I need to get the number only. For example 12 or 12.3. Your search seems will get back whole string "Probes: ...12.3" and will get nothing for integer case. -- To view, visit http://gerrit.cloudera.org:8080/14234 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: I1fd875dd1af8031242fd5f5ff554d3a71aaa6f87 Gerrit-Change-Number: 14234 Gerrit-PatchSet: 3 Gerrit-Owner: Yongzhi Chen <yc...@cloudera.com> Gerrit-Reviewer: Bharath Vissapragada <bhara...@cloudera.com> Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com> Gerrit-Reviewer: Sahil Takiar <stak...@cloudera.com> Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com> Gerrit-Reviewer: Yongzhi Chen <yc...@cloudera.com> Gerrit-Comment-Date: Thu, 19 Sep 2019 13:06:32 +0000 Gerrit-HasComments: Yes