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Displaying posts with tag: prefetch (reset)

on MySQL replication prefetching
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For the impatient ones, or ones that prefer code to narrative, go here. This is long overdue anyway, and Yoshinori already beat me, hehe…

Our database environment is quite busy – there’re millions of row changes a second, millions of I/O operations a second and impact of that can be felt at each shard. Especially, as we also have to replicate to other datacenters, single threaded replication on MySQL becomes a real …

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