Added tip: Show what happens on /dev/sda0

diff --git a/debian/changelog b/debian/changelog
index 7bd41d8..50c5c64 100644 (file)
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+grml-tips (0.4.9) unstable; urgency=low
+
+  * Added tip(s):
+    - Show what happens on /dev/sda0
+
+ -- Michael Gebetsroither <gebi@grml.org>  Fri, 16 Nov 2007 11:53:55 +0100
+
 grml-tips (0.4.8) unstable; urgency=low
 
   * Add libwww-perl to depends.

diff --git a/grml_tips b/grml_tips
index 5cce08e..4957e8b 100644 (file)
--- a/grml_tips
+++ b/grml_tips
@@ -3057,3 +3057,11 @@ umount -l /cdrom
 eject /dev/cdrom
 echo b > /proc/sysrq-trigger
 -- 
+Show what happens on /dev/sda0:
+
+# mount the debugfs to relay kernel info to userspace
+mount -t debugfs none /sys/kernel/debug
+
+# is a convenient wrapper arround blktrace and blkparse
+btrace /dev/sda0
+--