openstack/instack-undercloud
Code Issues Proposed changes

Set connect_timeout in mysql

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This sets the connect_timeout in mysqld, to work around issues with Heat
losing connection to MySQL in the undercloud under load.

Closes-Bug: #1783995
Change-Id: Ia3799cdaf171892431151e4f2f7d2095081b8242
(cherry picked from commit 98592c2b07)
This commit is contained in:
Thomas Herve
2018-07-26 17:45:32 +02:00
parent 2f32d629d2
commit 71eee57715
2 changed files with 7 additions and 0 deletions
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1
elements/puppet-stack-config/puppet-stack-config.yaml.template
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@@ -242,6 +242,7 @@ tripleo::profile::base::database::mysql::mysql_server_options:
'mysqld':
bind-address: "%{hiera('controller_host')}"
innodb_file_per_table: 'ON'
connect_timeout: 60
mysql::server::restart: true
mysql::server::root_password: {{UNDERCLOUD_DB_PASSWORD}}

6
releasenotes/notes/mysql-timeout-ec1444c45da24a1e.yaml Normal file
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@@ -0,0 +1,6 @@
---
fixes:
- |
Set the connect_timeout to 60s for mysql connections. This helps fix an
issue where undercloud services lose the mysql connection if it takes more
than 10s to complete (eg under high load).