Re: Two Necessary Kernel Tweaks for Linux Systems
От | Boszormenyi Zoltan |
---|---|
Тема | Re: Two Necessary Kernel Tweaks for Linux Systems |
Дата | |
Msg-id | 50F41620.4000803@cybertec.at обсуждение исходный текст |
Ответ на | Re: Two Necessary Kernel Tweaks for Linux Systems (Shaun Thomas <sthomas@optionshouse.com>) |
Список | pgsql-performance |
2013-01-08 22:48 keltezéssel, Shaun Thomas írta: > On 01/08/2013 02:05 PM, AJ Weber wrote: > >> Is there an "easy" way to tell what scheduler my OS is using? > > Unfortunately not. I looked again, and it seems that CFS was merged into 2.6.23. > Anything before that is probably safe, but the vendor may have backported it. If you > don't see the settings I described, you probably don't have it. > > So I guess Midge had 2.6.18, which predates the merge in 2.6.23. > > I honestly don't understand the Linux kernel sometimes. A process scheduler swap is a > *gigantic* functional change, and it's in a dot release. I vastly prefer PostgreSQL's > approach... The kernel version numbering is different. A point release in 2.6.x is 2.6.x.y. This has changed in 3.x, a point release is 3.x.y. Best regards, Zoltán Böszörményi -- ---------------------------------- Zoltán Böszörményi Cybertec Schönig & Schönig GmbH Gröhrmühlgasse 26 A-2700 Wiener Neustadt, Austria Web: http://www.postgresql-support.de http://www.postgresql.at/
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