Re: RELENG-7 tcp connectivity problems with certain clients

2008-03-09 Thread Mike Silbersack
On Sun, 9 Mar 2008, Jake Rizzo wrote: The patch didn't work, but doing this: sysctl net.inet.tcp.tso=0 sysctl net.inet.tcp.sack.enable=0 Allows the client to connect again. Since my ifconfig doesn't show that my nic supports TSO then I presume it's the sack sysctl that's making it work. The

Re: RELENG-7 tcp connectivity problems with certain clients

2008-03-09 Thread Jake Rizzo
The patch didn't work, but doing this: sysctl net.inet.tcp.tso=0 sysctl net.inet.tcp.sack.enable=0 Allows the client to connect again. Since my ifconfig doesn't show that my nic supports TSO then I presume it's the sack sysctl that's making it work. The machine's a webserver serving almost exclu

Re: RELENG-7 tcp connectivity problems with certain clients

2008-03-07 Thread Erik Trulsson
On Fri, Mar 07, 2008 at 05:53:37PM -0600, David DeSimone wrote: > Jake Rizzo <[EMAIL PROTECTED]> wrote: > > > > 16:04:31.445390 IP (tos 0x20, ttl 109, id 41184, offset 0, flags [DF], proto > > TCP (6), length 48) x.comcastbusiness.net.22625 > 192.168.1.104.http: S, > > cksum 0x81e2 (correct), 3

Re: RELENG-7 tcp connectivity problems with certain clients

2008-03-07 Thread David DeSimone
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Jake Rizzo <[EMAIL PROTECTED]> wrote: > > 16:04:31.445390 IP (tos 0x20, ttl 109, id 41184, offset 0, flags [DF], proto > TCP (6), length 48) x.comcastbusiness.net.22625 > 192.168.1.104.http: S, > cksum 0x81e2 (correct), 3539746141:3539746141(0) win

Re: RELENG-7 tcp connectivity problems with certain clients

2008-03-07 Thread Mike Silbersack
On Fri, 7 Mar 2008, Jake Rizzo wrote: Hi, I had two 6.3-STABLE boxen which have been happily running away for months on end now without any problems. Last week I upgraded (via buildworld) both boxes to 7.0-STABLE. Since then I've had reports of some clients being unable to connect via tcp.

RELENG-7 tcp connectivity problems with certain clients

2008-03-07 Thread Jake Rizzo
Hi, I had two 6.3-STABLE boxen which have been happily running away for months on end now without any problems. Last week I upgraded (via buildworld) both boxes to 7.0-STABLE. Since then I've had reports of some clients being unable to connect via tcp. I've seen this happen first hand on an aff