qemu-io (1)

NAME

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@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 creativecommons.org/licenses/by-sa/3.0/us/legalcode