Bootchart - Revision history

Tomap: /* Updated Fork? */

2013-04-03T06:48:06Z

‎Updated Fork?

2012-05-26T13:23:33Z

adding updated Bootchart link

2010-09-28T08:38:22Z

‎Timechart: Mentioned that at least 2.6.32 is needed.

2010-09-28T08:28:00Z

‎Research & Presentations: Added Timechart from Arjan van de Ven

2010-06-25T20:47:54Z

‎EmBootchart: convert link to CelfPubWiki doc to local

2010-06-23T14:35:23Z

Added link to new page for bootchartd usage.

2010-06-23T14:31:07Z

Added page to bootchart category.

Tim Bird: /* BusyBox */ make usage box

, and add 'to use' section (which needs much more detail, but it's a start)

2010-05-28T17:54:07Z

‎BusyBox: make usage box <pre>, and add 'to use' section (which needs much more detail, but it's a start)

2010-05-16T03:26:40Z

‎BusyBox

2010-05-16T03:25:53Z

‎BusyBox

@@ Line 54: / Line 54: @@
 See [http://people.redhat.com/berrange/systemtap/bootprobe/ Bootprobe]
-=== Updated Fork? ===
+=== Updated Fork ===
-I'm sticking this link here for now until I find a better place for it:
+Bootchart has been forked and updated and can be found on github https://github.com/mmeeks/bootchart (Main changes: no java, better visualization)
-Seems Bootchart has been updated and can be found here [http://foo-projects.org/~sofar/bootchart/ Updated Bootchart]
+Another fork (the same?) can be found here: [http://foo-projects.org/~sofar/bootchart/ Updated Bootchart]
 [[Category:Boot Time]]

@@ Line 53: / Line 53: @@
 A related project is a set of [[System Tap]] scripts to provide information about boot time.
 See [http://people.redhat.com/berrange/systemtap/bootprobe/ Bootprobe]
 [[Category:Boot Time]]

@@ Line 5: / Line 5: @@
 * Tool introduced on [http://blog.fenrus.org/?p=5 Arjan Van de Ven's blog]
-* Now available in the mainline Linux kernel. It uses the 'perf' infrastructure.
+* Now available in the mainline Linux kernel. It uses the 'perf' infrastructure. Hence, you need a recent enough kernel (2.6.32 or later).
 * See [http://lxr.free-electrons.com/source/tools/perf/builtin-timechart.c tools/perf/builtin-timechart.c] and [http://lxr.free-electrons.com/source/tools/perf/Documentation/perf-timechart.txt tools/perf/Documentation/perf-timechart.txt] in the kernel sources for details.

@@ Line 2: / Line 2: @@
 == Research & Presentations ==
 === Bootchart-Lite ===
 * [http://tree.celinuxforum.org/CelfPubWiki/JapanTechnicalJamboree16?action=AttachFile&do=get&target=bootchart-lite-en.pdf bootchart-lite-en.pdf] Presentation by Shuuji Miyake of Fujitsu Software Technologies Limited, about bootchart deficiencies in the embedded space and ideas for fixing them.

@@ Line 17: / Line 17: @@
 === EmBootchart ===
-* [http://tree.celinuxforum.org/CelfPubWiki/ELC2006Presentations?action=AttachFile&do=get&target=VisualizingResUsageDuringBoot.pdf Visualizing Resource Usage During Boot] Presentation on 'embootchart' by Matthew Klahn and Moosa Muhammad of Motorola about bootchart deficiencies in the embedded space, and a program (unfortunately never published) to fix them.
+* [[Media:VisualizingResUsageDuringBoot.pdf|Visualizing Resource Usage During Boot]] - Presentation on 'embootchart' by Matthew Klahn and Moosa Muhammad of Motorola about bootchart deficiencies in the embedded space, and a program (unfortunately never published) to fix them.
 === BusyBox ===

@@ Line 39: / Line 39: @@
 To use this, capture the bootchart information using bootchartd, then transfer the information to your
 host machine, and use bootchart to produce a graphic chart of the boot sequence.
 == Related projects ==

@@ Line 26: / Line 26: @@
 * [http://git.busybox.net/busybox/tree/init/bootchartd.c bootchartd applet code]
-Usage: bootchartd start [PROG ARGS]|stop|init
+ Usage: bootchartd start [PROG ARGS]|stop|init
-Options:<br />
+==== To use ====
-start: start background logging; with PROG, run PROG, then kill logging with USR1<br />
+To use this, capture the bootchart information using bootchartd, then transfer the information to your
-stop: send USR1 to all bootchartd processes<br />
+host machine, and use bootchart to produce a graphic chart of the boot sequence.
-init: start background logging; stop when getty/xdm is seen (for init scripts)<br />
-Under PID 1: start background logging, then execute $bootchart_init, /init, /sbin/init<br />
-This makes it possible to start bootchartd even before init by booting kernel with:<br />
-init=/bin/bootchartd bootchart_init=/path/to/regular/init<br />
 == Related projects ==