jcrespo added a comment.
So do you think this had something to do with reports like T123867 T164191? This is highly surprising- I was expecting low to no master or replication performance impact, but zero is highly suspicious. Was this expected? Couldn't this be related to a bug on monitoring due
daniel added a comment.
@Ladsgroup You could look into T162557: Use replica for reading the last dispatch position (chd_seen) and T162556: Consider only updating wb_changes_dispatch after a successful run. Please talk to @hoo about it.TASK DETAILhttps://phabricator.wikimedia.org/T151681EMAIL
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@jcrespo a misc server would be fine, no private data there.
We'll need to add a config variable to allow wb_changes_dispatch to live on a separate server, though. I should file a ticket for that later.
Anyway, @Ladsgroup will be
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