Date: Fri, 20 Jul 2007 17:58:39 +0200 From: =?iso-8859-1?Q?St=E5le?= Kristoffersen <staale@kristoffersen.ws> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: current@freebsd.org Subject: Re: Slow networkperformance in current? Message-ID: <20070720155839.GA2241@eschew.pusen.org> In-Reply-To: <18079.31350.366410.316438@grasshopper.cs.duke.edu> References: <20070716190441.GA19282@eschew.pusen.org> <b1fa29170707161247r1a9421cbxf4ec9be1e4c63f7d@mail.gmail.com> <20070716213425.GB19282@eschew.pusen.org> <b1fa29170707161553k356f5ee6vf80dfee7831fc3e0@mail.gmail.com> <20070716233600.GC19282@eschew.pusen.org> <18079.31350.366410.316438@grasshopper.cs.duke.edu>
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On 2007-07-19 at 10:51, Andrew Gallatin wrote: > > Ståle Kristoffersen writes: > > On 2007-07-16 at 15:53, Kip Macy wrote: > > > Please post the config you are using. > > > > lrwxr-xr-x 1 root wheel 2B Apr 12 15:42 /etc/malloc.conf -> aj > > > > /etc/sysctl.conf: > > vfs.vmiodirenable=1 > > net.inet.tcp.delayed_ack=0 > > net.inet.ip.forwarding=1 > > net.inet.tcp.inflight.enable=0 > > > > (I have tried commenting out all those lines, no difference. > > You definately want to comment out at least net.inet.tcp.delayed_ack=0 Ok, didn't do much for the speed. > Try temporarily setting net.inet.tcp.sendbuf_auto=0 and > net.inet.tcp.recvbuf_auto=0 and see if that changes anything. > > I've seen strange issues with IPv6 and the automatic buffer sizing, > perhaps you're somehow running into the same thing with IPv4. No change in the speed. -- Ståle Kristoffersen staalebk@ifi.uio.no
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