Date: Tue, 01 Feb 2011 11:46:16 +0100 From: Damien Fleuriot <ml@my.gd> To: freebsd-stable@freebsd.org Subject: Re: em0: Watchdog timeout -- resetting Message-ID: <4D47E478.3090402@my.gd> In-Reply-To: <AANLkTinAXYe9R=R=v-kJHX4EJ7e8Avv2EYhtf4BbykgL@mail.gmail.com> References: <1481093142.20110201102416@serebryakov.spb.ru> <1522400637.20110201105842@serebryakov.spb.ru> <AANLkTinAXYe9R=R=v-kJHX4EJ7e8Avv2EYhtf4BbykgL@mail.gmail.com>
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We have tried POLLING here on Intel cards attached to the igb driver (see my post entitled "High interrupt rate on a PF box + performance" from 27/01/2011". This broke carp *badly* and we switched back to interrupts. You say a single thread eats up a full CPU core, can you post a top to show the %interrupt and your smb process' usage ? On 2/1/11 10:28 AM, Jack Vogel wrote: > I don't test POLLING, sounds like its broken, I don't understand > why you think you need you need it? This hardware supports > MSI why not use it? > > Jack > > > 2011/1/31 Lev Serebryakov <lev@freebsd.org> > >> Hello, Freebsd-stable. >> You wrote 1 февраля 2011 г., 10:24:16: >> >>> And all connections are reset. Before latest commits to driver >>> this system paniced in swi_clock. Now it works without panics, but >>> seems, that problem is not fixed completely. >> I forgot to give one last pice of information: POLLING is in action. >> Without it single thread copy from this server via SMB eats one core >> of CPU completely. >> >> -- >> // Black Lion AKA Lev Serebryakov <lev@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" >> > _______________________________________________ > 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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