Date: Fri, 8 Jul 2005 01:40:45 GMT From: Den Ivanov <div@vladnet.ru> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/83121: wrong SACK statistic in netstat -s Message-ID: <200507080140.j681ejTL025121@www.freebsd.org> Resent-Message-ID: <200507080150.j681oDfl068069@freefall.freebsd.org>
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>Number: 83121
>Category: kern
>Synopsis: wrong SACK statistic in netstat -s
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Fri Jul 08 01:50:12 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator: Den Ivanov
>Release: FreeBSD 5.4-STABLE
>Organization:
Vladnet
>Environment:
FreeBSD web2.vladnet.ru 5.4-STABLE FreeBSD 5.4-STABLE #8: Fri Apr 8 20:32:29 GMT 2005 div@web2.vladnet.ru:/var/cvsup/src/STABLE_5/obj/var/cvsup/src/STABLE_5/src/sys/WEB i386
>Description:
This is Dual Xeon machine with 4G of memory,
SACK disabled (net.inet.tcp.sack.enable: 0)
but netstat -s say:
------------
0 SACK recovery episodes
0 segment rexmits in SACK recovery episodes
0 byte rexmits in SACK recovery episodes
0 SACK options (SACK blocks) received
0 SACK options (SACK blocks) sent
3217025016 SACK scoreboard overflow
------------
>How-To-Repeat:
try "netstat -s"
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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