fio.1: add rbd options to man page

[fio.git] / fio.1

diff --git a/fio.1 b/fio.1
index b5ff80ce2064b275dc82945bf9c7b4edc89906cb..1df1cd1a2004ce2bc3fec5cce2a7f11424582592 100644 (file)
--- a/fio.1
+++ b/fio.1
@@ -41,6 +41,14 @@ Set terse version output format (Current version 3, or older version 2).
 .B \-\-help
 Display usage information and exit.
 .TP
+.B \-\-cpuclock-test
+Perform test and validation of internal CPU clock
+.TP
+.BI \-\-crctest[\fR=\fPtest]
+Test the speed of the builtin checksumming functions. If no argument is given,
+all of them are tested. Or a comma separated list can be passed, in which
+case the given ones are tested.
+.TP
 .BI \-\-cmdhelp \fR=\fPcommand
 Print help information for \fIcommand\fR.  May be `all' for all commands.
 .TP
@@ -549,6 +557,11 @@ transfer as fio ioengine
 .B e4defrag
 IO engine that does regular EXT4_IOC_MOVE_EXT ioctls to simulate defragment activity
 request to DDIR_WRITE event
+.TP
+.B rbd
+IO engine supporting direct access to Ceph Rados Block Devices (RBD) via librbd 
+without the need to use the kernel rbd driver. This ioengine defines engine specific 
+options.
 .RE
 .P
 .RE
@@ -934,6 +947,13 @@ Unlink job files when done.  Default: false.
 Specifies the number of iterations (runs of the same workload) of this job.
 Default: 1.
 .TP
+.BI verify_only \fR=\fPbool
+Do not perform the specified workload, only verify data still matches previous
+invocation of this workload. This option allows one to check data multiple
+times at a later date without overwriting it. This option makes sense only for
+workloads that write data, and does not support workloads with the
+\fBtime_based\fR option set.
+.TP
 .BI do_verify \fR=\fPbool
 Run the verify phase after a write phase.  Only valid if \fBverify\fR is set.
 Default: true.
@@ -1379,6 +1399,15 @@ Preallocate donor's file on init
 .BI 1:
 allocate space immediately inside defragment event, and free right after event
 .RE
+.TP
+.BI (rbd)rbdname \fR=\fPstr
+Specifies the name of the RBD.
+.TP
+.BI (rbd)pool \fR=\fPstr
+Specifies the name of the Ceph pool containing the RBD.
+.TP
+.BI (rbd)clientname \fR=\fPstr
+Specifies the username (without the 'client.' prefix) used to access the Ceph cluster.
 .SH OUTPUT
 While running, \fBfio\fR will display the status of the created jobs.  For
 example: