[PATCH] Update HOWTO

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/HOWTO b/HOWTO
index 8025cf513273a1cc4d9656170d19c0119f38881f..fd9468c7b6a1faac4b9b4935702ec19b0a8870c3 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -377,7 +377,9 @@ iolog=str   Open an iolog with the specified file name and replay the
 
 write_bw_log   If given, write a bandwidth log of the jobs in this job
                file. Can be used to store data of the bandwidth of the
-               jobs in their lifetime.
+               jobs in their lifetime. The included fio_generate_plots
+               script uses gnuplot to turn these text files into nice
+               graphs.
 
 write_lat_log  Same as write_bw_log, except that this option stores io
                completion latencies instead.