Date: Sun, 03 Sep 2006 18:40:54 -0400 From: Mike Tancsa <mike@sentex.net> To: "Jan Zacharias" <fbsd-performance@graphics.cs.uni-sb.de>, freebsd-performance@freebsd.org Subject: Re: Samba performance, TCP Stack Issue? Message-ID: <6.2.3.4.0.20060903183720.08c4f158@64.7.153.2> In-Reply-To: <op.tfbpd5d0v366f6@bofh.cs.uni-sb.de> References: <op.tfbpd5d0v366f6@bofh.cs.uni-sb.de>
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At 06:14 PM 9/3/2006, Jan Zacharias wrote:
>So far i messed with:
>
> - ifconfig mtu
leave it at 1500 unless everything talking to the box supports jumbo
frames. (ie. all routers / switches in between)
> - net.inet.tcp settings
OK, but what did you fiddle with ?
what did you set
net.inet.tcp.sendspace ?
>net.inet.tcp.recvspace ?
>Tuning SO_SNDBUF gave only very little gain, adapting the mtu to match the
>win2k box was useless.
>W/a net.inet.tcp.inflight.enable enabled the txrate is 2 Mb/s lower,
>however 6 Mb/s is still SLOW.
6mega bits or 6 mega Bytes ?
---Mike
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