Messages in this thread | | | Subject | Re: 2.6.26/tg3 ping roundtrip times > 2000 ms on local network | From | "Michael Chan" <> | Date | Tue, 19 Aug 2008 10:29:22 -0700 |
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On Tue, 2008-08-19 at 13:20 -0700, David Miller wrote: > From: Marc Haber <mh+linux-kernel@zugschlus.de> > Date: Tue, 19 Aug 2008 19:20:19 +0200 > > [ netdev added to CC: ] > > > I have one HP DL 140 G1 running with Debian stable and a > > locally-built, vanilla kernel. With 2.6.25.11, everything is fine. > > > > But, after updating to 2.6.26.2, I noticed that pinging the host on > > the local ethernet sometimes (e.g. several times a minute, but not > > always) results in a round-trip time of larger than two seconds. The > > packets are not lost though, they're only severly delayed. For an ssh > > session to the host, this feels like somebody rocking a bad network > > connector. The same behavior is visible with 2.6.26 and 2.6.26.1. > > > > Going back to 2.6.25.11 immediately fixes the issue for me. > > > > Syslog doesn't say anything conspicious, unfortunately. As I don't > > have local access to the box, I cannot say whether it's only the > > network that freezes or whether it's the entire box. > > > > Does it make sense to test any later 2.6.25.x kernel, or is there any > > post-2.6.26 patch available that may fix the issue for me? > > > > Strangely, another DL 140 from the same charge runs just fine with > > 2.6.26.2. > >
The may be the 2.5 second polling that was mistakenly added to the code instead of the intended 2.5 msec.
It has been fixed a few days ago in the net-2.6 tree:
tg3: Fix firmware event timeouts
and it should be in Linus' tree very soon. This reminds us to send the same patch to -stable.
Thanks.
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