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https://issues.apache.org/jira/browse/AVRO-2722?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17469131#comment-17469131
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Martin Tzvetanov Grigorov edited comment on AVRO-2722 at 1/5/22, 12:30 PM:
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[https://github.com/apache/avro/pull/1365] has been merged to master!
It should be back-ported to branch-1.11!
was (Author: mgrigorov):
[https://github.com/apache/avro/pull/1365] has been merged to master!
It should be back-ported to 1.11.0!
> impl/DataFile.cc use of boost::mt19937 for DataFileWriteBase::makeSync is not
> thread safe
> -----------------------------------------------------------------------------------------
>
> Key: AVRO-2722
> URL: https://issues.apache.org/jira/browse/AVRO-2722
> Project: Apache Avro
> Issue Type: Bug
> Components: c++
> Affects Versions: 1.9.1
> Environment: Issue can be reproduced in Linux with clang and on
> Android arm64 and armeabi with android NDK r19c.
> Reporter: Dan Schmitt
> Assignee: Martin Tzvetanov Grigorov
> Priority: Critical
> Labels: pull-request-available
> Fix For: 1.11.1
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> The single instance of random is not thread safe, and can seg fault.
> It can be fixed with a global std::mutex next to the global boost::mt19937
> generator and a std::unique_lock in the method, or by creating the
> mersenne_twister_engine as a local variable in the function.
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