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Re: Question regarding mariadb-dump/mysqldump and rocksdb

 

Hi Daniel,

thanks for the response, I will request a task and see if I can contribute
with an implementation (but almost no C experience here).

Regards

Jonas

Am Mo., 15. Mai 2023 um 05:51 Uhr schrieb Daniel Black <daniel@xxxxxxxxxxx>:

> Sorry for delayed response Jonas,
>
> It looks like quite a good addition. Please request a task
> https://jira.mariadb.org
>
> As you've seen the code, you're welcome to make an addition (in
> connect_to_db).
>
> On Tue, Apr 25, 2023 at 12:53 AM Jonas Krauss <jkrauss82@xxxxxxxxx> wrote:
> >
> > Hi MariaDB,
> >
> > in Myrocks / Facebook MySQL there was a useful addition to mysqldump
> which makes queries issued by the dumper not add to the block cache of the
> rocksdb instance. It was added quite some time ago:
> >
> >
> https://github.com/facebook/mysql-5.6/commit/2223479fea78a246884c5a09ef4d02f9081ef8f9
> >
> > The corresponding server variable used is rocksdb_skip_fill_cache
> >
> > Is this active in MariaDB's version of mysqldump as well? The server
> variable exists in MariaDB's MyRocks (checked for 10.6.12) but I have not
> found a reference in MariaDB's source code when searching for
> rocksdb_skip_fill_cache.
> >
> > If it is not active it would be great if it could be added in a future
> version.
> >
> > Best
> >
> > Jonas
> > _______________________________________________
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