qcowinfo(1)

NAME

qcowinfo — determines information about a QEMU Copy-On-Write (QCOW) image file

SYNOPSIS

DESCRIPTION

qcowinfo is a utility to determine information about a QEMU Copy-On-Write (QCOW) image file

qcowinfo is part of the libqcow package. libqcow is a library to access the QEMU Copy-On-Write (QCOW) image file format

source is the source image.

The options are as follows:

-h

shows this help

-v

verbose output to stderr

-V

print version

ENVIRONMENT

None

FILES

None

EXAMPLES

# qcowinfo file.qcow2
qcowinfo 20260623

QEMU Copy-On-Write (QCOW) image information:
	Format version		: 2
	Media size		: 4.0 GiB (4294967296 bytes)
	Encryption method	: None
	Number of snapshots	: 0

DIAGNOSTICS

Errors, verbose and debug output are printed to stderr when verbose output -v is enabled. Verbose and debug output are only printed when enabled at compilation.

SEE ALSO

qcowmount(1)

AUTHORS

Joachim Metz <joachim.metz@gmail.com>

BUGS

Please report bugs of any kind on the project issue tracker: https://github.com/libyal/libqcow/issues

COPYRIGHT

Copyright (C) 2010-2026, Joachim Metz <joachim.metz@gmail.com>.

This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.