Charmed MySQL
- Canonical
- Cloud
Channel | Revision | Published | Runs on |
---|---|---|---|
8.0/stable | 240 | 20 Jun 2024 | |
8.0/candidate | 297 | 15 Oct 2024 | |
8.0/candidate | 296 | 15 Oct 2024 | |
8.0/beta | 297 | 07 Oct 2024 | |
8.0/beta | 296 | 07 Oct 2024 | |
8.0/edge | 303 | 09 Oct 2024 | |
8.0/edge | 302 | 09 Oct 2024 |
juju deploy mysql --channel 8.0/stable
Deploy universal operators easily with Juju, the Universal Operator Lifecycle Manager.
Platform:
22.04
Profiles
Warning: The feature is currently available in the channel
8.0/candidate
only (revision 186+) and will be released to the channel8.0/stable
soon.
Charmed MySQL resource utilization depends on the chosen profile:
juju deploy mysql --config profile=testing
Profile values
Value | Description | Tech details |
---|---|---|
production (default) |
Maximum performance | ~75% of unit memory granted for MySQL max_connections=RAM/12MiB (max safe value) |
testing |
Minimal resource usage | innodb_buffer_pool_size = 20MB innodb_buffer_pool_chunk_size=1MB group_replication_message_cache_size=128MB max_connections=100 performance-schema-instrument=‘memory/%=OFF’ |
Config change
Note: Pre-deployed application profile change is planned but currently is NOT supported.
To change the profile, use juju config
(see all charm configs):
juju deploy mysql --config profile=testing && \
juju config mysql profile=production
Juju Constraints
Juju constraints allows RAM/CPU limits for Juju units:
juju deploy mysql --constraints cores=8 mem=16G
Juju constraints can be used together with charm profile:
juju deploy mysql --constraints cores=8 mem=16G --config profile=testing