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[homepage.git] / blog / data / 2009-06-24-fasterboot.txt

diff --git a/blog/data/2009-06-24-fasterboot.txt b/blog/data/2009-06-24-fasterboot.txt
index 2c9078a885359414da8a3f22acdf67cdca0f29b9..9c72d5a877c0c6ef9d09e445d7199f3d64047095 100644 (file)
--- a/blog/data/2009-06-24-fasterboot.txt
+++ b/blog/data/2009-06-24-fasterboot.txt
@@ -1,13 +1,15 @@
 Title: Debian boots quicker and quicker
 Tags: english, debian
-Date: 2009-06-17 14:20
-
-<p>Monday and tuesday I spent in London with a lot of the people
-involved in the boot system on Debian and Ubuntu, to see if we could
-find more ways to speed up the boot system.  This was an Ubuntu funded
-developer gathering. It was quite productive.  We also discussed the
-future of boot systems, and ways to handle the increasing number of
-boot issues introduced by the Linux kernel becoming more and more
+Date: 2009-06-24 21:40
+
+<p>I spent Monday and tuesday this week in London with a lot of the
+people involved in the boot system on Debian and Ubuntu, to see if we
+could find more ways to speed up the boot system.  This was an Ubuntu
+funded
+<a href="https://wiki.ubuntu.com/FoundationsTeam/BootPerformance/DebianUbuntuSprint">developer
+gathering</a>. It was quite productive.  We also discussed the future
+of boot systems, and ways to handle the increasing number of boot
+issues introduced by the Linux kernel becoming more and more
 asynchronous and event base.  The Ubuntu approach using udev and
 upstart might be a good way forward.  Time will show.</p>
 
@@ -22,11 +24,19 @@ boot:</p>
 <li>Disable the init.d/hwclock*.sh scripts and make sure the hardware
    clock is in UTC.</li>
 
-<li>Install and activate the insserv package to enable dependency
-   based boot sequencing, and enable concurrent booting.</li>
+<li>Install and activate the insserv package to enable
+   <a href="http://wiki.debian.org/LSBInitScripts/DependencyBasedBoot">dependency
+   based boot sequencing</a>, and enable concurrent booting.</li>
 
 </ul>
 
+<p>Support for makefile-style concurrency during boot was uploaded to
+unstable yesterday.  When we tested it, we were able to cut 6 seconds
+from the boot sequence.  It depend on very correct dependency
+declaration in all init.d scripts, so I expect us to find edge cases
+where the dependences in some scripts are slightly wrong when we start
+using this.</p>
+
 <p>On our IRC channel for this effort, #pkg-sysvinit, a new idea was
 introduced by Raphael Geissert today, one that could affect the
 startup speed as well.  Instead of starting some scripts concurrently
@@ -34,10 +44,3 @@ from rcS.d/ and another set of scripts from rc2.d/, it would be
 possible to run a of them in the same process.  A quick way to test
 this would be to enable insserv and run 'mv /etc/rc2.d/S* /etc/rcS.d/;
 insserv'.  Will need to test if that work. :)</p>
-
-<p>Support for makefile-style concurrency during boot was uploaded to
-unstable yesterday.  When we tested it, we were able to cut 6 seconds
-from the boot sequence.  It depend on very correct dependency
-declaration in all init.d scripts, so I expect us to find edge cases
-where the dependences in some scripts are slightly wrong when we start
-using this.</p>