Mark do_verify and verify_fatal as booleans

[fio.git] / HOWTO

diff --git a/HOWTO b/HOWTO
index 58e12819e7f5868f5adb12eac6e5949784266227..3bee1a2d70a42622f70f7a00c422246e4eaa2d6c 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -569,6 +569,9 @@ loops=int   Run the specified number of iterations of this job. Used
                to repeat the same workload a given number of times. Defaults
                to 1.
 
                to repeat the same workload a given number of times. Defaults
                to 1.
 

+do_verify=bool Run the verify phase after a write phase. Only makes sense if
+               verify is set. Defaults to 1.
+

 verify=str     If writing to a file, fio can verify the file contents
                after each iteration of the job. The allowed values are:
 
 verify=str     If writing to a file, fio can verify the file contents
                after each iteration of the job. The allowed values are:
 


@@ -588,6 +591,14 @@ verify=str If writing to a file, fio can verify the file contents
                        crc7    Use a crc7 sum of the data area and store
                                it in the header of each block.
 
                        crc7    Use a crc7 sum of the data area and store
                                it in the header of each block.
 

+                       sha512  Use sha512 as the checksum function.
+
+                       sha256  Use sha256 as the checksum function.
+
+                       meta    Write extra information about each io
+                               (timestamp, block number etc.). The block
+                               number is verified.
+

                        null    Only pretend to verify. Useful for testing
                                internals with ioengine=null, not for much
                                else.
                        null    Only pretend to verify. Useful for testing
                                internals with ioengine=null, not for much
                                else.


@@ -620,6 +631,11 @@ verify_pattern=int If set, fio will fill the io buffers with this
                width of the pattern, fio will fill 1/2/3/4 bytes of the
                buffer at the time. The verify_pattern cannot be larger than
                a 32-bit quantity.
                width of the pattern, fio will fill 1/2/3/4 bytes of the
                buffer at the time. The verify_pattern cannot be larger than
                a 32-bit quantity.

+
+verify_fatal=bool      Normally fio will keep checking the entire contents
+               before quitting on a block verification failure. If this
+               option is set, fio will exit the job on the first observed
+               failure.

                
 stonewall      Wait for preceeding jobs in the job file to exit, before
                starting this one. Can be used to insert serialization
                
 stonewall      Wait for preceeding jobs in the job file to exit, before
                starting this one. Can be used to insert serialization