[PATCH] Support for splice IO engine

[fio.git] / README

diff --git a/README b/README
index f6094a62f2d84e63289fb60ce1b90da82fc737d3..92cf5c4948677df98640b0e093df73a527246aac 100644 (file)
--- a/README
+++ b/README
@@ -44,10 +44,10 @@ The <jobs> format is as follows:
        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,

-                       mmap for mmap'ed io, or sgio for direct SG_IO io. The
-                       latter only works on Linux on SCSI (or SCSI-like
-                       devices, such as usb-storage or sata/libata driven)
-                       devices.
+                       mmap for mmap'ed io, splice for using splice/vmsplice,
+                       or sgio for direct SG_IO io. The latter only works on
+                       Linux on SCSI (or SCSI-like devices, such as
+                       usb-storage or sata/libata driven) devices.

        iodepth=x       For async io, allow 'x' ios in flight
        overwrite=x     If 'x', layout a write file first.
        prio=x          Run io at prio X, 0-7 is the kernel allowed range
        iodepth=x       For async io, allow 'x' ios in flight
        overwrite=x     If 'x', layout a write file first.
        prio=x          Run io at prio X, 0-7 is the kernel allowed range