maria-discuss team mailing list archive

[Sergei Golubchik <serg@xxxxxxxxxxx>]

Hi, Reindl!

On Jun 19, Reindl Harald wrote:
> does MariaDB make usage of TSX on newer hardware or at least using
> glibc for the query cache mutex which would implicit benfit form it?

MariaDB does not explicitly use it. But it uses system mutexes, so if
glibc uses that for mutexes, MariaDB will benefit too.

But as far as query cache is concerned, I don't think it'll help much,
it needs more fundamental fixes to scale on modern hardware.

> just curious because next year we replace our cluster nodes and put
> them in a EVC mode where TSX instrcutions are supported

Regards,
Sergei
Chief Architect MariaDB
and security@xxxxxxxxxxx