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<title>openstack/kolla-ansible.git/tests/templates/mariadb-overrides.j2, branch stable/2026.1</title>
<subtitle>Unnamed repository; edit this file 'description' to name the repository.
</subtitle>
<id>https://git.platform-os.org/openstack/kolla-ansible.git/atom?h=stable%2F2026.1</id>
<link rel='self' href='https://git.platform-os.org/openstack/kolla-ansible.git/atom?h=stable%2F2026.1'/>
<link rel='alternate' type='text/html' href='https://git.platform-os.org/openstack/kolla-ansible.git/'/>
<updated>2026-04-14T10:06:42+00:00</updated>
<entry>
<title>CI: Bump wsrep_slave_threads to 8</title>
<updated>2026-04-14T10:06:42+00:00</updated>
<author>
<name>Michal Nasiadka</name>
<email>mnasiadka@gmail.com</email>
</author>
<published>2026-04-13T11:49:20+00:00</published>
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<id>urn:sha1:600540254e772766595a3da4cf64e989d1085d9b</id>
<content type='text'>
We sometimes get mariadb healthcheck issues in CI (check-failure phase)
where MariaDB has IST transfer failure in the logs that would require
a restart of MariaDB node - let's try bumping wsrep_slave_threads to have
the IST finish faster and be less prone on network/cpu issues.

Change-Id: I0fdc8a42f282dfa8b7b0e7d5e1a297000f294c7d
Signed-off-by: Michal Nasiadka &lt;mnasiadka@gmail.com&gt;
</content>
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<entry>
<title>[CI] Override MariaDB memory usage for CI</title>
<updated>2025-06-02T16:45:12+00:00</updated>
<author>
<name>Michal Arbet</name>
<email>michal.arbet@ultimum.io</email>
</author>
<published>2025-06-02T16:45:12+00:00</published>
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<id>urn:sha1:901442967597445901e04e7ced7cc78dfa39cb1a</id>
<content type='text'>
Our CI environment runs all services (including qemu, libvirt, etc.)
on a single node with only 8 GB RAM. The default MariaDB configuration
is too memory-heavy for such constrained resources.

This change introduces a mariadb-overrides.j2 file that limits key
memory-consuming options:

- max_connections = 300 (instead of 10000)
- innodb_buffer_pool_size = 1024M
- tmp_table_size / max_heap_table_size = 32M

These limits help avoid OOM kills during testing and prevent
unnecessary RAM consumption.

This change is CI-specific and does not impact kolla-ansible user
deployments.

Change-Id: I9a59b2f7c5dafdfeb147eb93d89039e98988049f
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