Date: Wed, 22 Apr 2015 08:58:33 +0200 From: Andre Albsmeier <Andre.Albsmeier@siemens.com> To: Mike Tancsa <mike@sentex.net> Cc: Andre Albsmeier <Andre.Albsmeier@siemens.com>, freebsd-net@freebsd.org Subject: Re: Intel em (82574L and 82573L) problems: stopping on high network and cpu load (Watchdog timeout) Message-ID: <20150422065833.GA66880@bali> In-Reply-To: <552D1DAC.9040104@sentex.net> References: <20150413101626.GA47411@bali> <552BBF48.4090808@sentex.net> <20150414055445.GA54779@bali> <552D1DAC.9040104@sentex.net>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tue, 14-Apr-2015 at 10:01:16 -0400, Mike Tancsa wrote: > On 4/14/2015 1:54 AM, Andre Albsmeier wrote: > > > > Is this an em specific issue or should one avoid TSO generally > > at the moment? That is, should I disable it on machines with > > msk (and maybe other) interfaces as well? > > em specific I think. This thread has some info on what might be going on > > https://lists.freebsd.org/pipermail/freebsd-stable/2014-September/080081.html For the records: I can definitely say that the problem did not appear again since I disabled TSO on the em adapters. I've left it enabled on the msk adapters, so this is indeed an em-only problem (at least here). TSO should be disabled in the em driver until fixed. Thanks again for the hint. -Andre
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20150422065833.GA66880>