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Re: MariaDB threads optimalization



> Le 7 févr. 2018 à 11:34, Reindl Harald <h.reindl@xxxxxxxxxxxxx> a écrit :
> Am 07.02.2018 um 11:28 schrieb Sergey Vojtovich:
>> I'm afraid query cache doesn't scale well. Try turning it off
> well, the question is why on a read-bound workload because there is no valid reason that it locks reads for other threads
> and no remove query-cache like MySQL 8.0 is no solution because when you have a few terrible optimized queries on your server which takes seconds to run query-cache will save your ass while you can (and we did) write known fast queries with "select SQL_NO_CACHE" to get the locking relaxed

You could also take a look at software like https://www.heimdalldata.com which tries to replace the query cache (and much more BTW)


Jocelyn Fournier
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Softizy - At your side to Optimize your PHP / MySQL applications

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