[IMPALA-10714] Intermittent DCHECK(read_iter->read_page_->attached_to_output_batch) in tests

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Impala 4.0.0
• Fix Version/s: Impala 4.1.0, Impala 4.0.1
• Component/s: Backend
• Labels: broken-build flaky
• Epic Color: ghx-label-10
• Assignee: Riza Suminto
• Reporter: Zoltán Borók-Nagy
• Created: 26/May/21 10:16
• Updated: 12/Nov/21 23:10
• Resolved: 24/Sep/21 00:31

Description

TestSpillingDebugActionDimensions::test_spilling_large_rows hit DCHECK in exhaustive build.

The Impala git hash was: e11237e29 IMPALA-10197: Add KUDU_REPLICA_SELECTION query option

In impalad.FATAL:

F0525 12:45:49.307780 13122 buffered-tuple-stream.cc:531] 564af337ca503984:f1209fc400000000] Check failed: read_iter->read_page_->attached_to_output_batch

Query 564af337ca503984:f1209fc400000000 was:

I0525 12:45:48.474383 17878 impala-server.cc:1324] 564af337ca503984:f1209fc400000000] Registered query query_id=564af337ca503984:f1209fc400000000 session_id=9e4875c17adf5e7a:eb72d33dc39b5288
I0525 12:45:48.474486 17878 Frontend.java:1618] 564af337ca503984:f1209fc400000000] Analyzing query: select group_concat(string_col), length(bigstr) from bigstrs2
group by bigstr db: test_spilling_large_rows_119f6bb1

I couldn't reproduce the issue locally.

 

 

be/src/runtime/buffered-tuple-stream.cc:531
530 DCHECK_NE(&*read_iter->read_page_, write_page_);
 531 DCHECK(read_iter->read_page_->attached_to_output_batch);
 532 pages_.pop_front();

 

Issue Links

• duplicates: IMPALA-11017 Intermittent crash in DCHECK(read_iter->read_page_->attached_to_output_batch) in BufferedTupleStream::NextReadPage