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Posted to dev@hbase.apache.org by "guanyun (Jira)" <ji...@apache.org> on 2019/12/08 13:35:03 UTC
[jira] [Created] (HBASE-23509) CLONE - [C++] Segfaults from JNI
guanyun created HBASE-23509:
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Summary: CLONE - [C++] Segfaults from JNI
Key: HBASE-23509
URL: https://issues.apache.org/jira/browse/HBASE-23509
Project: HBase
Issue Type: Sub-task
Reporter: guanyun
Assignee: Ted Yu
Attachments: 1-table-async-test.txt, 18541.v1.txt, 18541.v3.txt
retry-test and multi-retry-test fails flakily when run with
{code}
buck test --all --no-results-cache
{code}
or when run in a loop:
{code}
for i in `seq 1 10`; do buck test --no-results-cache core:retry-test || break 1; done
{code}
The problem seems to be within the JNI internals and usually happens at the create table method call. I was not able to inspect much, but the comments in our mini-cluster indicate that we may need to use global references instead of local ones. I suspect the problem happens when there is a GC run for the test since the failure happens usually after some time (but almost always in create table method).
[~ted_yu] do you mind taking a look at this.
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