Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!news.albasani.net!newsfeed.freenet.ag!news2.euro.net!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail
Return-Path: <python-python-list@m.gmane.org>
X-Original-To: python-list@python.org
Delivered-To: python-list@mail.python.org
X-Spam-Status: OK 0.010
X-Spam-Evidence: '*H*': 0.98; '*S*': 0.00; 'debug': 0.03; 'context': 0.04; 'think,': 0.05; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'subject:log': 0.09; 'debugging': 0.13; '*any*': 0.16; 'wrote:': 0.18; 'module,': 0.23; 'code': 0.26; 'function': 0.27; 'code,': 0.28; 'fixed': 0.29; 'source': 0.32; "can't": 0.33; 'header:User-Agent:1': 0.33; 'header:X-Complaints- To:1': 0.34; 'hi,': 0.34; 'to:addr:python-list': 0.35; 'received:org': 0.36; 'issue': 0.37; 'think': 0.38; 'but,': 0.39; 'to:addr:python.org': 0.40; 'your': 0.61; 'permanently': 0.64; 'saw': 0.66; 'cause': 0.67; 'header:Reply-To:1': 0.70; 'reply- to:no real name:2**0': 0.72; 'profile': 0.73; 'reply- to:addr:gmail.com': 0.76
X-Injected-Via-Gmane: http://gmane.org/
To: python-list@python.org
From: Kev Dwyer <kevin.p.dwyer@gmail.com>
Subject: Re: log and figure out what bits are slow and optimize them.
Date: Fri, 10 Feb 2012 22:37:18 +0000
References: <a07666f2-a18b-4bf5-bbdc-8d7f74db09be@q8g2000pbb.googlegroups.com> <mailman.5654.1328877518.27778.python-list@python.org> <b0e0058a-9322-45a2-8707-c927e14ec714@u4g2000pbg.googlegroups.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="ISO-8859-1"
Content-Transfer-Encoding: 7Bit
X-Gmane-NNTP-Posting-Host: cpc7-hari14-2-0-cust162.20-2.cable.virginmedia.com
Mail-Copies-To: kevin.p.dwyer@gmail.com
User-Agent: KNode/4.7.2
X-BeenThere: python-list@python.org
X-Mailman-Version: 2.1.12
Precedence: list
Reply-To: kevin.p.dwyer@gmail.com
List-Id: General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe: <http://mail.python.org/mailman/options/python-list>, <mailto:python-list-request@python.org?subject=unsubscribe>
List-Archive: <http://mail.python.org/pipermail/python-list>
List-Post: <mailto:python-list@python.org>
List-Help: <mailto:python-list-request@python.org?subject=help>
List-Subscribe: <http://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Newsgroups: comp.lang.python
Message-ID: <mailman.5685.1328913452.27778.python-list@python.org>
Lines: 21
NNTP-Posting-Host: 2001:888:2000:d::a6
X-Trace: 1328913452 news.xs4all.nl 6906 [2001:888:2000:d::a6]:41836
X-Complaints-To: abuse@xs4all.nl
Xref: x330-a1.tempe.blueboxinc.net comp.lang.python:20199

sajuptpm wrote:

> Hi,
> 
> Yes i saw profile module,
> I think i have to do function call via
> 
> cProfile.run('foo()')
> 
> I know, we can debug this way.
> 
> But, i need a fixed logging system and want to use it in production.
>       I think, we can't permanently include profile's debugging code
> in source code,
>      will cause any performance issue ??

*Any* instrumentation code is going to affect performance.

It's a trade-off that you need to analyse and manage in the context of your 
application.