On Sat, 22 Mar 2025, 20:02 edi mari, <[email protected]> wrote: > Thanks Gordan. > This is a cluster and I have slaves. > How does the ALGORITHM=INPLACE, LOCK=NONE; configuration impact the > slaves ? >
The slaves will start the ALTER when it gets in the binlog - which will happen when ALTER completes. So if it takes an hour for that ALTER to complete, your slaves will get a 1 hour lag spike that won't start to clear until they finish executing the ALTER they replicated down.
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