Date: Mon, 26 Nov 2007 19:43:49 +0100 From: Roland Smith <rsmith@xs4all.nl> To: Martin Matuska <mm@freebsd.org> Cc: freebsd-stable@freebsd.org Subject: Re: re(4) lockups on a MSI K9AG Neo2-Digital (7.0-BETA3 amd64) Message-ID: <20071126184349.GB19393@slackbox.xs4all.nl> In-Reply-To: <474A7F83.7080900@FreeBSD.org> References: <474A7F83.7080900@FreeBSD.org>
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--s/l3CgOIzMHHjg/5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Nov 26, 2007 at 09:10:43AM +0100, Martin Matuska wrote: > Hi, >=20 > I am using a MSI K9AG Neo2-Digital (MS-7368) mainboard with 7.0-BETA3 in > amd64 mode at a german dedicated server provider. > The mainboard has a onboard re(4) ethernet controller. I experience a > very strange behaiviour: >=20 > When there are large transfers on the onboard SATA controller the re(4) > controller starts to have packet loss. >=20 > This packet loss does not stop when there is no more load on ata(4). > With another high load (like doing a full-system backup) the packet loss > keeps increasing up to 90% and more - the system is not accesible over > the internet anymore, packets get lost, SSH sessions or http requests > get stale, I have to restart the system. One thing you could check is if the network cards are sharing an irq with other hardware; "ps -xa | grep '\[irq'" If so, you could try to enable device polling(4) with ifconfig. The sysctl kern.polling.enable must be set to 1, and the kernel must be compiled with 'options DEVICE_POLLING'. Roland --=20 R.F.Smith http://www.xs4all.nl/~rsmith/ [plain text _non-HTML_ PGP/GnuPG encrypted/signed email much appreciated] pgp: 1A2B 477F 9970 BA3C 2914 B7CE 1277 EFB0 C321 A725 (KeyID: C321A725) --s/l3CgOIzMHHjg/5 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQFHSxPlEnfvsMMhpyURAtcZAKCrKWER/L6jGoPCu8krlfIsKB4tTgCgmrnN r+2YfC+Z4rVWpWwpdSncUbI= =L2vz -----END PGP SIGNATURE----- --s/l3CgOIzMHHjg/5--
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