Csaba Ringhofer has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/24702 )

Change subject: IMPALA-15115: Fix race condition in GetOperationStatus with 
query retries
......................................................................


Patch Set 1: Code-Review+1

(2 comments)

http://gerrit.cloudera.org:8080/#/c/24702/1/be/src/service/impala-hs2-server.cc
File be/src/service/impala-hs2-server.cc:

http://gerrit.cloudera.org:8080/#/c/24702/1/be/src/service/impala-hs2-server.cc@932
PS1, Line 932:   while (true) {
The loop looks harder to understand to me than necessary. An idea to make this 
simpler is adding a function to ClientRequestState that collects interesting 
info under lock, so this could look like:

Status status = query_handle->GetState(&operation_state, &query_was_retried);

if (query_was_retried) {
  GetActiveQueryHandle(query_id, &query_handle);
  status = query_handle->GetState(&operation_state, &query_was_retried);
  DCHECK(!query_was_retried)
}

// set response based on results


http://gerrit.cloudera.org:8080/#/c/24702/1/tests/custom_cluster/test_query_retries.py
File tests/custom_cluster/test_query_retries.py:

http://gerrit.cloudera.org:8080/#/c/24702/1/tests/custom_cluster/test_query_retries.py@1070
PS1, Line 1070: beeswax_client
I don't like the duplication of test code for beeswax/hs2, but I assume that we 
can remove beeswax in the not too long future.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I9934a797650eec57b8280e6a6d2ef252dac00c69
Gerrit-Change-Number: 24702
Gerrit-PatchSet: 1
Gerrit-Owner: Joe McDonnell <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Michael Smith <[email protected]>
Gerrit-Comment-Date: Tue, 18 Aug 2026 19:55:17 +0000
Gerrit-HasComments: Yes

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