From fa28c85af43eae161f0e06f4a7a959371f79bd62 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Tue, 6 Mar 2007 15:40:49 +0100 Subject: [PATCH] Document the 'group_reporting' option Signed-off-by: Jens Axboe --- HOWTO | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/HOWTO b/HOWTO index 06408e40..483f68bc 100644 --- a/HOWTO +++ b/HOWTO @@ -496,7 +496,15 @@ stonewall Wait for preceeding jobs in the job file to exit, before numjobs=int Create the specified number of clones of this job. May be used to setup a larger number of threads/processes doing - the same thing. + the same thing. We regard that grouping of jobs as a + specific group. + +group_reporting If 'numjobs' is set, it may be interesting to display + statistics for the group as a whole instead of for each + individual job. This is especially true of 'numjobs' is + large, looking at individual thread/process output quickly + becomes unwieldy. If 'group_reporting' is specified, fio + will show the final report per-group instead of per-job. thread fio defaults to forking jobs, however if this option is given, fio will use pthread_create(3) to create threads -- 2.25.1