qemu-io (1) Linux Manual Page

qemu-io – QEMU Disk exerciser

Synopsis

qemu-io [-h] [-V] [-rsnm] [-c cmd] … [file]

Description

qemu-io is a command line utility to exercise the QEMU I/O path.

Options

-c, –cmd <cmd>

Command to execute

-r, –read-only

Export read-only

-s, –snapshot

Use snapshot file

-n, –nocache

Disable host cache

-g, –growable

Allow file to grow (only applies to protocols)

-m, –misalign

Misalign allocations for O_DIRECT

-k, –native-aio

Use kernel AIO implementation (on Linux only)

-h, –help

Display help and exit

-V, –version

Output version information and exit

See Also

qemu-img(1), qemu-nbd(8)

Author

QEMU project

This manual page was written by Asias He <asias.hejun [at] gmail.com>, for the Debian project (and may be used by others). Permission is granted to copy, distribute and/or modify this document under the terms of the Creative Commons Attribution-Share Alike 3.0 United States License. (See http://creativecommons.org/licenses/by-sa/3.0/us/legalcode)