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Date: Fri, 25 Jun 2004 00:27:51 +0100
From: Bruce M Simpson <bms@spc.org>
To: Paul Saab <ps@FreeBSD.org>
Message-ID: <20040624232751.GN5507@empiric.dek.spc.org>
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cc: cvs-src@FreeBSD.org
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Subject: Re: cvs commit: src/sys/netinet tcp_subr.c
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Excellent.

On Wed, Jun 23, 2004 at 09:34:08PM +0000, Paul Saab wrote:
>   Log:
>   Move the sack sysctl's under net.inet.tcp.sack
>   
>   net.inet.tcp.do_sack -> net.inet.tcp.sack.enable
>   net.inet.tcp.sackhole_limit -> net.inet.tcp.sack.sackhole_limit

kimchi:~ % telnet syntest.psc.edu 7960
Trying 192.88.115.170...
Connected to kirana.psc.edu.
Escape character is '^]'.


Your IP address is: XXX.XXX.XXX.XXX
!
! Check of SYN options
!
!=======================================================
! Variable        : Val       : Warning (if any)
!=======================================================
SACKEnabled       : 3         :
TimestampsEnabled : 1         :
CurMSS            : 1396      : WARN - Too small a MSS
WinScaleRcvd      : 1         :
CurRwinRcvd       : 32806     :
!
! End of SYN options
Please visit http://www.psc.edu/networking/perf_tune.html
for additonal information

Connection closed by foreign host.
Exit 1
kimchi:~ % uname -a
FreeBSD kimchi.dek.spc.org 5.2-CURRENT FreeBSD 5.2-CURRENT #4: Fri Jun 25 00:09:57 BST 2004     bms@kimchi.dek.spc.org:/usr/src/sys/i386/compile/KIMCHI  i386
kimchi:~ % sysctl net.inet.tcp.sack
net.inet.tcp.sack.enable: 1
net.inet.tcp.sack.sackhole_limit: 10240