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RE: pfil and network performance

To: "Andrew Wenlang Zhu" <azhu@adaranet.com>
Subject: RE: pfil and network performance
From: "Buozis, Martynas" <martynas@ti.com>
Date: Tue, 13 Feb 2007 21:13:38 +0100
Cc: <ipfilter@coombs.anu.edu.au>
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Thread-topic: pfil and network performance
Andrew

Yes, I compiled by myself using default Make file. Now I see, that
PFILDEBUG was defined in there and recompiled pfil, but will test it
tomorrow.

Are there any other concerns about performance issues ? Why DEBUG is
defined by default and no info in README file about this ?

Thank you for your advice.


With best regards
Martynas 

-----Original Message-----
From: Andrew Wenlang Zhu [mailto:azhu@adaranet.com] 
Sent: Tuesday, February 13, 2007 7:28 PM
To: Buozis, Martynas
Cc: ipfilter@coombs.anu.edu.au
Subject: Re: pfil and network performance


Do you compile IPFilter by yourself ?

In many version of IPfilter source code, the Pfil Makefile set the debug
flag on by default.

You may check Pfil Makefile in your code to make sure PFILDEBUG is not
set. E.g

PFILDEBUG=

It highly impacts network performance with this flag on.


Andrew


On Tue, 2007-02-13 at 16:08 +0100, Buozis, Martynas wrote:
> Hello
> 
> I am running IPFilter installation on Solaris 8 (Generic_117350-41).
> PFIL version is  2.1.11,REV=10:54:27 11/16/06.
> 
> We noticed, that PFIL is causing big impact to network performance
even
> when IPFilter is stopped (just PFIL is loaded) and no rules are
present.
> 2GB file copy from NFS server took 35 minutes with PFIL loaded, while
> without PFIL only 3 minutes were required to copy same file.
> 
> Can somebody advice were problem is with PFIL ?
> 
> 
> With best regards
> Martynas
> 
> 
> 


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