Add/correct missing command line options in help text

[fio.git] / README

diff --git a/README b/README
index a13151ce5ce0720715bbc27926cde4eb135ea79e..e933bd55ef356a4eadebfc7bd1a9345ee094fd95 100644 (file)
--- a/README
+++ b/README
@@ -64,7 +64,7 @@ Command line
 $ fio
         --debug         Enable some debugging options (see below)
         --output        Write output to file
 $ fio
         --debug         Enable some debugging options (see below)
         --output        Write output to file

-        --runtime       Runtime in seconds
+        --timeout       Runtime in seconds

         --latency-log   Generate per-job latency logs
         --bandwidth-log Generate per-job bandwidth logs
         --minimal       Minimal (terse) output
         --latency-log   Generate per-job latency logs
         --bandwidth-log Generate per-job bandwidth logs
         --minimal       Minimal (terse) output


@@ -72,7 +72,7 @@ $ fio
        --help          Print this page
        --cmdhelp=cmd   Print command help, "all" for all of them
        --showcmd       Turn a job file into command line options
        --help          Print this page
        --cmdhelp=cmd   Print command help, "all" for all of them
        --showcmd       Turn a job file into command line options

-       --readonly      Turn on safety read-only checks
+       --readonly      Turn on safety read-only checks, preventing writes

        --eta=when      When ETA estimate should be printed
                        May be "always", "never" or "auto"
 
        --eta=when      When ETA estimate should be printed
                        May be "always", "never" or "auto"
 


@@ -95,10 +95,13 @@ options in fio. Currently the options are:
        file            Dump info related to file actions
        io              Dump info related to IO queuing
        mem             Dump info related to memory allocations
        file            Dump info related to file actions
        io              Dump info related to IO queuing
        mem             Dump info related to memory allocations

+       blktrace        Dump info related to blktrace setup
+       verify          Dump info related to IO verification
+       all             Enable all debug options
+       ? or help       Show available debug options.

 
 You can specify as many as you want, eg --debug=file,mem will enable
 
 You can specify as many as you want, eg --debug=file,mem will enable

-file and memory debugging. Specifying --debug=help or --debug=? will
-dump the current modifier list.
+file and memory debugging.

 
 
 Job file
 
 
 Job file


@@ -133,14 +136,16 @@ The job file parameters are:
        size=x          Set file size to x bytes (x string can include k/m/g)
        ioengine=x      'x' may be: aio/libaio/linuxaio for Linux aio,
                        posixaio for POSIX aio, sync for regular read/write io,
        size=x          Set file size to x bytes (x string can include k/m/g)
        ioengine=x      'x' may be: aio/libaio/linuxaio for Linux aio,
                        posixaio for POSIX aio, sync for regular read/write io,

-                       psync for regular pread/pwrite io, mmap for mmap'ed io,
-                       syslet-rw for syslet driven read/write, splice for using
-                       splice/vmsplice, sgio for direct SG_IO io, net for
-                       network io, or cpuio for a cycler burner load. sgio only
-                       works on Linux on SCSI (or SCSI-like devices, such as
-                       usb-storage or sata/libata driven) devices. Fio also has
-                       a null io engine, which is mainly used for testing fio
-                       itself.
+                       psync for regular pread/pwrite io, vsync for regular
+                       readv/writev (with queuing emulation) mmap for mmap'ed
+                       io, syslet-rw for syslet driven read/write, splice for
+                       using splice/vmsplice, sgio for direct SG_IO io, net
+                       for network io, or cpuio for a cycler burner load. sgio
+                       only works on Linux on SCSI (or SCSI-like devices, such
+                       as usb-storage or sata/libata driven) devices. Fio also
+                       has a null io engine, which is mainly used for testing
+                       fio itself.
+

        iodepth=x       For async io, allow 'x' ios in flight
        overwrite=x     If 'x', layout a write file first.
        nrfiles=x       Spread io load over 'x' number of files per job,
        iodepth=x       For async io, allow 'x' ios in flight
        overwrite=x     If 'x', layout a write file first.
        nrfiles=x       Spread io load over 'x' number of files per job,