Fio 1.41.5

[fio.git] / README

diff --git a/README b/README
index 7a49dda519b170bdd3c6ed881a96f482ac8c52c9..f2438badd3a13e76e689a31a2d710380e36289b7 100644 (file)
--- a/README
+++ b/README
@@ -48,8 +48,11 @@ majordomo@vger.kernel.org with
 
 subscribe fio
 
-in the body of the email. There is no archive for the new list yet,
-archives for the old list can be found here:
+in the body of the email. Archives can be found here:
+
+http://www.spinics.net/lists/fio/
+
+and archives for the old list can be found here:
 
 http://maillist.kernel.dk/fio-devel/
 
@@ -127,6 +130,8 @@ options in fio. Currently the options are:
        diskutil        Dump info related to disk utilization updates
        job:x           Dump info only related to job number x
        mutex           Dump info only related to mutex up/down ops
+       profile         Dump info related to profile extensions
+       time            Dump info related to internal time keeping
        ? or help       Show available debug options.
 
 You can specify as many as you want, eg --debug=file,mem will enable
@@ -141,9 +146,11 @@ always parsed and taken into account.
 
 Fio has an internal allocator for shared memory called smalloc. It
 allocates shared structures from this pool. The pool defaults to 1024k
-in size, and can grow to 32 pools. If running large jobs with randommap
+in size, and can grow to 128 pools. If running large jobs with randommap
 enabled it can run out of memory, in which case the --alloc-size switch
-is handy for starting with a larger pool size.
+is handy for starting with a larger pool size. The backing store is
+files in /tmp. Fio cleans up after itself, while it is running you
+may see .fio_smalloc.* files in /tmp.
 
 
 Job file
@@ -200,8 +207,8 @@ The job file parameters are:
                        also include k/m postfix.
        direct=x        1 for direct IO, 0 for buffered IO
        thinktime=x     "Think" x usec after each io
-       rate=x          Throttle rate to x KiB/sec
-       ratemin=x       Quit if rate of x KiB/sec can't be met
+       rate=x          Throttle rate to x KB/sec
+       ratemin=x       Quit if rate of x KB/sec can't be met
        ratecycle=x     ratemin averaged over x msecs
        cpumask=x       Only allow job to run on CPUs defined by mask.
        cpus_allowed=x  Like 'cpumask', but allow text setting of CPU affinity.