Date: Mon, 18 Aug 2014 14:04:59 -0500 From: Alan Cox <alc@rice.edu> To: freebsd-stable@freebsd.org Subject: Re: vmdaemon CPU usage and poor performance in 10.0-RELEASE Message-ID: <53F24E5B.1010809@rice.edu> In-Reply-To: <4D557EC7CC2A544AA7C1A3B9CBA2B3672609BBA3C4@exchange03.epbs.com> References: <4D557EC7CC2A544AA7C1A3B9CBA2B36726098846B4@exchange03.epbs.com> <20140813152522.GI9400@home.opsec.eu> <4D557EC7CC2A544AA7C1A3B9CBA2B36726098847AF@exchange03.epbs.com> <CAJUyCcNoTJ3xqkC_Prz3N%2BApEqYy3Mi2gA%2BuDo33dczaTMONrA@mail.gmail.com> <4D557EC7CC2A544AA7C1A3B9CBA2B3672609BBA3C4@exchange03.epbs.com>
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On 08/18/2014 13:42, Polyack, Steve wrote: > Excuse my poorly formatted reply at the moment, but this seems to have fixed our problems. I'm going to update the bug report with a note. > > Thanks Alan! You're welcome. And, thanks for letting me know of the outcome. >> -----Original Message----- >> From: owner-freebsd-stable@freebsd.org [mailto:owner-freebsd- >> stable@freebsd.org] On Behalf Of Alan Cox >> Sent: Wednesday, August 13, 2014 12:14 PM >> To: Polyack, Steve >> Cc: Kurt Jaeger; freebsd-stable@freebsd.org >> Subject: Re: vmdaemon CPU usage and poor performance in 10.0-RELEASE >> >> On Wed, Aug 13, 2014 at 10:42 AM, Polyack, Steve < >> Steve.Polyack@intermedix.com> wrote: >> >>>> -----Original Message----- >>>> From: Kurt Jaeger [mailto:lists@opsec.eu] >>>> Sent: Wednesday, August 13, 2014 11:25 AM >>>> >>>> Hi! >>>> >>>>> We have a handful of database servers running FreeBSD 10.0-RELEASE >>>>> and PostgreSQL 9.3.4. The servers have 128GB or 256GB of RAM. >>>> Are you aware of the recent work on that topic ? >>>> >>>> https://www.freebsd.org/news/status/report-2014-04-2014- >>>> 06.html#PostgreSQL-Performance-Improvements >>>> >>>> Maybe kib@ knows more about this ? >>>> >>> I've recently read over this and some other posts, but they all seem to >>> center around poor postgres performance. In our case at least, some light >>> to medium usage of postgres generally makes the entire system unusable. >>> >>> The patches & documents linked there also all seem to be for -CURRENT, >>> which we aren't running. We're not too keen on the idea of using >> CURRENT >>> in production, either. We're planning on testing 10-STABLE, but I was just >>> hoping to gain some insight into what the problem may be and whether >> recent >>> commits to vmdaemon code in the -STABLE tree may have a positive effect >> on >>> what we've seen. >>> >>> >> There is a good chance that your problem is fixed by r265945. >> _______________________________________________ >> freebsd-stable@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-stable >> To unsubscribe, send any mail to "freebsd-stable- >> unsubscribe@freebsd.org" > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >
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