Gentoo Logo
Gentoo Spaceship




Note: Due to technical difficulties, the Archives are currently not up to date. GMANE provides an alternative service for most mailing lists.
c.f. bug 424647
List Archive: gentoo-performance
Navigation:
Lists: gentoo-performance: < Prev By Thread Next > < Prev By Date Next >
Headers:
To: gentoo-performance@g.o
From: "Derek Tracy" <tracyde@...>
Subject: Re: Speeding up program starts with squashfs
Date: Wed, 9 May 2007 15:28:04 -0400
You may want to look into using ReadAhead, some of the newer init systems are using it to decrease boot time.<br><br><br><br><div><span class="gmail_quote">On 5/9/07, <b class="gmail_sendername">Roman Zimmermann</b> &lt;<a href="mailto:mereandor@...">
mereandor@...</a>&gt; wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">deer, list!<br><br>I currently try to minimize the application startup-time for my gentoo-laptop.
<br>Even with prelink it takes about one minute to start kde and all programs in<br>autostart due to the heavy disk i/o load.<br>In the last days I did some tests with taking a copy of my regular /usr (ext3)<br>dir and storing it in a squashfs file. I then mount it as loopback device
<br>on /usr. (Leaving the original copy still intact but hidden.)<br><br>Those are the effects I try to achieve:<br>1. The filesystem has no fragmentation at all. Files in my regular /usr dir<br>are somewhat fragmented, but not too badly.
<br>2. It&#39;s compressed: less disk i/o and more cpu load.<br><br>So far the results have been promising. With the new squashfs I&#39;m down to<br>around 50 secs (-16%). But at the moment my benchmark methods are quite<br>
primitve. I simply have a stopwatch nearby and meassure the time from login<br>to when the disk is idle again. I&#39;m looking forward to some input on this.<br><br>greets<br>Roman<br><br></blockquote></div><br><br clear="all">
<br>-- <br>---------------------------------<br>Derek Tracy<br><a href="mailto:tracyde@...">tracyde@...</a><br>---------------------------------<br>
Replies:
Re: Speeding up program starts with squashfs
-- Roman Zimmermann
References:
Speeding up program starts with squashfs
-- Roman Zimmermann
Navigation:
Lists: gentoo-performance: < Prev By Thread Next > < Prev By Date Next >
Previous by thread:
Speeding up program starts with squashfs
Next by thread:
Re: Speeding up program starts with squashfs
Previous by date:
Speeding up program starts with squashfs
Next by date:
Re: Speeding up program starts with squashfs


Updated Jun 17, 2009

Summary: Archive of the gentoo-performance mailing list.

Donate to support our development efforts.

Copyright 2001-2013 Gentoo Foundation, Inc. Questions, Comments? Contact us.