blkparse: Initialize and test for undefined request tracking timestamps

[blktrace.git] / README

diff --git a/README b/README
index 741b8f6385aaad7d211fa6e1781b0ffe7e1a8b75..d7d1fbfd670c3bcf12a338bffc74c01142f3bd27 100644 (file)
--- a/README
+++ b/README
@@ -14,7 +14,7 @@ Requirements
 blktrace was integrated into the mainline kernel between 2.6.16 and 2.6.17-rc1.
 The target trace needs to run on a kernel at least that new.
 
-git://git.kernel.dk/data/git/blktrace.git
+git://git.kernel.dk/blktrace.git
 
 If you don't have git, you can get hourly snapshots from:
 
@@ -24,13 +24,15 @@ The snapshots include the full git object database as well. kernel.org has
 excessively long mirror times, so if you have git installed, you can pull
 the master tree from:
 
-git://git.kernel.dk/data/git/blktrace.git
+git://git.kernel.dk/blktrace.git
 
 For browsing the repo over http and viewing history etc, you can direct
 your browser to:
 
 http://git.kernel.dk/
 
+A blktrace visualization tool, iowatcher, was added to blktrace in version
+1.1.0. It requires librsvg and either png2theora or ffmpeg to generate movies.
 
 Usage
 -----
@@ -39,7 +41,7 @@ $ blktrace -d <dev> [ -r debug_path ] [ -o output ] [ -k ] [ -w time ]
                    [ -a action ] [ -A action mask ]
 
        -d Use specified device. May also be given last after options.
-       -r Path to mounted debugfs, defaults to /debug.
+       -r Path to mounted debugfs, defaults to /sys/kernel/debug.
        -o File(s) to send output to.
        -D Directory to prepend to output file names.
        -k Kill running trace.
@@ -89,7 +91,7 @@ $ blkparse -i <input> [ -o <output> ] [ -b rb_batch ] [ -s ] [ -t ] [ -q ]
 
                %a      - Action
                %c      - CPU ID
-               %C      - Task command name
+               %C      - Task command (process) name
                %d      - Direction (r/w)
                %D      - Device number
                %e      - Error number