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author | Alexey Botchkov <holyfoot@askmonty.org> | 2019-06-15 01:02:55 +0400 |
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committer | Alexey Botchkov <holyfoot@askmonty.org> | 2019-06-15 01:02:55 +0400 |
commit | 65e0c9b91b46e2dfb4388c8c5c1bc76dd9f8fbd8 (patch) | |
tree | 0d2d67b2cc8b1baaf89111d6d3d80a52a744cb59 /sql/threadpool_common.cc | |
parent | 5b65d61d9384a45ea1b8df79694493fbb1a14e4a (diff) | |
download | mariadb-git-65e0c9b91b46e2dfb4388c8c5c1bc76dd9f8fbd8.tar.gz |
MDEV-18661 loading the audit plugin causes performance regression.
Plugin fixed to not lock the LOCK_operations when not active.
Server fixed to lock the LOCK_plugin less - do it once per
thread and then only if a plugin was installed/uninstalled.
Diffstat (limited to 'sql/threadpool_common.cc')
-rw-r--r-- | sql/threadpool_common.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sql/threadpool_common.cc b/sql/threadpool_common.cc index b4066bd7603..b8be7083624 100644 --- a/sql/threadpool_common.cc +++ b/sql/threadpool_common.cc @@ -266,7 +266,8 @@ int threadpool_process_request(THD *thd) { Vio *vio; thd->net.reading_or_writing= 0; - mysql_audit_release(thd); + if (mysql_audit_release_required(thd)) + mysql_audit_release(thd); if ((retval= do_command(thd)) != 0) goto end; |