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Date:      Fri, 19 Mar 2004 04:10:48 -0600
From:      Jon Noack <noackjr@alumni.rice.edu>
To:        Sven Willenberger <sven@dmv.com>
Cc:        freebsd-current@freebsd.org
Subject:   Re: kmem_map too small, revisited
Message-ID:  <405AC728.5080709@alumni.rice.edu>
In-Reply-To: <1079481174.23552.136.camel@lanshark.dmv.com>
References:  <1079446098.23554.49.camel@lanshark.dmv.com> <20040316152013.GA82071@walton.maths.tcd.ie> <1079452815.23554.69.camel@lanshark.dmv.com> <1079468317.23554.98.camel@lanshark.dmv.com> <20040316233119.GA97616@lanczos.maths.tcd.ie> <1079481174.23552.136.camel@lanshark.dmv.com>

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On 3/16/2004 5:52 PM, Sven Willenberger wrote:
> On Tue, 2004-03-16 at 18:31, David Malone wrote:
>>On Tue, Mar 16, 2004 at 03:18:37PM -0500, Sven Willenberger wrote:
>>>What exactly is "cred" and how would I go about finding out a) if that
>>>first set of numbers is completely out of line and b) what is causing it
>>>to go so high if it is in fact out of whack.
>>
>>cred is for the credentials of an object (who created it, so the
>>kernel knows what it is permitted to do). A leak of cred objects
>>related to tcp connections was fixed on the 19th of Feb in -current
>>and was merged before the release of 5.2. Is the code you are
>>running recent enough to have this fix?
> 
> I assume you mean 5.2.1? If so, then this bodes quite well actually.
> From the previous reply in which the cred reading was extremely high it
> looks like the build date was just prior to the commit:
> 
> FreeBSD host.dmv.com 5.2.1-RC2 FreeBSD 5.2.1-RC2 #0: Thu Feb 19 11:19:04 EST 2004
> 
> I will update the other machines in this cluster immediately to
> 5.2.1-Release (cvsup'ing with a release tag of RELENG_5_2 should
> suffice, yes?) if they are not already. Since these machines are heavy
> in tcp connections and run under various users (defang, mailnull, etc)
> your explanation makes absolute sense in light of the repaired leak. I
> hope this does the trick :-)

RELENG_5_2 is the correct tag.  The fix was included in 5.2.1-RELEASE.

The original fix on Feb 19:
http://lists.freebsd.org/pipermail/cvs-src/2004-February/018888.html

The MFC to RELENG_5_2 on Feb 23:
http://lists.freebsd.org/pipermail/cvs-src/2004-February/019147.html

Jon



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