RE: Solaris x86 and Squid

From: Nottingham, Mark (Australia) <mark_nottingham@dont-contact.us>
Date: Tue, 10 Nov 1998 09:44:35 +1100

Just to cross-reference, I've been running with dl-malloc for about a week
now. Squid is still growing, but by a trivial amount, and it is well within
acceptable bounds.

Jeff, have you brought up your IPFilter problems with Darren Reed?

> -----Original Message-----
> From: Jeff Madison [mailto:jeff@sisna.com]
> Sent: Tuesday, November 10, 1998 5:54 AM
> To: squid-users@ircache.net
> Cc: wessels@ircache.net
> Subject: Solaris x86 and Squid
>
>
> Important update regarding Squid running on Solaris x86. I have been
> working for several months to resolve what appeared to be a
> memory leak in
> squid when running on Solaris x86 regardless of the malloc
> that was used. I
> have made 2 discoveries that anyone running Squid on this
> platform may be
> interested in.
>
> Number 1: There is not a memory leak in squid even though
> after the system
> runs for some amount of time, this varies depending on the
> load the system
> is under, Top reports that there is very little memory free.
> True to the
> claims of the Sun engineer I spoke to this statistic from Top
> is incorrect.
> The odd thing is that you do begin to see performance suffer
> substantially
> as time goes on and the only way to correct the situation is
> to reboot the
> system. This leads me to discovery number 2.
>
> Number 2: There is some type of resource problem, memory or
> other, with
> IPFilter on Solaris x86. I have not taken the time to
> investigate what the
> problem is because we no longer are using IPFilter. We have
> switched to a
> Alteon ACE 180 Gigabit switch which will do the trans-proxy
> for you. After
> moving the trans-proxy, redirection process out to the Alteon
> switch Squid
> has run for 3 days strait under a huge load with no problem
> what so ever.
> We currently have 2 boxes with 40 GB of cached objects on
> each box. This 40
> GB was accumulated in the 3 days, from this you can see what
> type of load
> these boxes are under. Prior to this change we were never
> able to operate
> for more than 4 hours.
>
> Because the problem appears to be with IPFilter I would
> guess that you
> would only run into this issue if you are trying to run Squid as a
> transparent proxy using IPFilter. That makes sense. If
> there is anyone
> with information that would indicate my finding are incorrect
> I am willing
> to investigate further.
>
> Thank You,
>
> Jeff Madison
> Systems Engineer
> (801)924-0900 x 101
>
>
Received on Mon Nov 09 1998 - 15:46:26 MST

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