Document the use of the USR1 signal for dumping runtime statistics
authorJens Axboe <axboe@kernel.dk>
Thu, 12 Apr 2012 07:18:38 +0000 (09:18 +0200)
committerJens Axboe <axboe@kernel.dk>
Thu, 12 Apr 2012 07:19:25 +0000 (09:19 +0200)
Signed-off-by: Jens Axboe <axboe@kernel.dk>
HOWTO
fio.1

diff --git a/HOWTO b/HOWTO
index 92ce05d28cf793f6d9e4beef3e67b7039127eb3d..aa5a6f0debf507b25369a96b5fb94a3290fa667e 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -1448,6 +1448,9 @@ io_queue= Total time spent in the disk queue.
 util=          The disk utilization. A value of 100% means we kept the disk
                busy constantly, 50% would be a disk idling half of the time.
 
+It is also possible to get fio to dump the current output while it is
+running, without terminating the job. To do that, send fio the USR1 signal.
+
 
 7.0 Terse output
 ----------------
diff --git a/fio.1 b/fio.1
index bcae37ba308cac7d8fd559a76a37f4e0318036f5..969c4a145210418ed5f0823f30a3cf13d4a8e85a 100644 (file)
--- a/fio.1
+++ b/fio.1
@@ -1203,6 +1203,10 @@ Total time spent in the disk queue.
 Disk utilization.
 .RE
 .PD
+.P
+It is also possible to get fio to dump the current output while it is
+running, without terminating the job. To do that, send fio the \fBUSR1\fR
+signal.
 .SH TERSE OUTPUT
 If the \fB\-\-minimal\fR option is given, the results will be printed in a
 semicolon-delimited format suitable for scripted use - a job description