Adds replication metrics to versions of MySQL older than 8.0.22 #35776
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Description
Version of MySQL older than 8.0.22 use the
show slave status
vsshow replica status
view to retrieve replication metrics. This allows for both the newer & older views to work and retrieve data for the two actual replica metrics available (mysql.replica.time_behind_source
&mysql.replica.sql_delay
).Link to tracking issue
Fixes #35217
Testing
Manual testing against MySQL versions 8.0, 8.0.37, & MariaDB Ver 15.1 Distrib 10.5.26-MariaDB
Documentation
None needed