Tianyi Wang has posted comments on this change. ( http://gerrit.cloudera.org:8080/9921 )
Change subject: IMPALA-6793: Fix empty metadata after statestore restarts ...................................................................... Patch Set 3: (1 comment) http://gerrit.cloudera.org:8080/#/c/9921/3/fe/src/main/java/org/apache/impala/catalog/CatalogServiceCatalog.java File fe/src/main/java/org/apache/impala/catalog/CatalogServiceCatalog.java: http://gerrit.cloudera.org:8080/#/c/9921/3/fe/src/main/java/org/apache/impala/catalog/CatalogServiceCatalog.java@1157 PS3, Line 1157: oldDbNames.remove(BUILTINS_DB); > I kind of understand it now. There is another bug behind it indeed. LastTopicVersionProcessed of catalogd is updated when the statestore do the second topic update RPC: it will send everything back to catalogd and then set LastTopicVersionProcessed to the latest version, though catalogd doesn't process the incoming update. -- To view, visit http://gerrit.cloudera.org:8080/9921 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: I332a60e172af84b93b3544373fe363cdced5e8d0 Gerrit-Change-Number: 9921 Gerrit-PatchSet: 3 Gerrit-Owner: Tianyi Wang <[email protected]> Gerrit-Reviewer: Alex Behm <[email protected]> Gerrit-Reviewer: Dimitris Tsirogiannis <[email protected]> Gerrit-Reviewer: Philip Zeyliger <[email protected]> Gerrit-Reviewer: Tianyi Wang <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]> Gerrit-Reviewer: Vuk Ercegovac <[email protected]> Gerrit-Comment-Date: Thu, 05 Apr 2018 00:50:09 +0000 Gerrit-HasComments: Yes
