virt-log(1) Virtualization Support virt-log(1) (NAME) virt-log - (SYNOPSIS) virt-log [--options] -d domname virt-log [--options] -a disk.img [-a disk.img ...] (DESCRIPTION) "virt-log" ( ) . ( /var/log/messages) systemd . virt-cat(1) . ( ) virt-tail(1) . virt-copy-out(1) . virt-win-reg(1) . (EXAMPLES) : virt-log -d mydomain | less IP DHCP : virt-log -d mydomain | grep 'dhclient.*bound to' (OPTIONS) --help . -a file --add file file . -a . . --format=.. . -a URI --add URI . <> guestfish(1) . --blocksize=512 --blocksize=4096 --blocksize . . --blocksize . <> guestfs(3) . -c URI --connect URI libvirt URI . libvirt . (-a) libvirt . -d guest --domain guest libvirt. UUID . --echo-keys virt-log (echoing) . (Tempest attacks) . --format=raw|qcow2|.. --format -a . -a . --format -a . : virt-log --format=raw -a disk.img raw ( ) disk.img . virt-log --format=raw -a disk.img --format -a another.img raw disk.img another.img . raw . (CVE-2010-3851). --key SELECTOR LUKS LUKS . --key NAME:key:KEY_STRING --key UUID:key:KEY_STRING --key all:key:KEY_STRING "NAME" libguestfs ( "/dev/sda1"). "UUID" (UUID) . "all" . "KEY_STRING" . --key NAME:file:FILENAME --key UUID:file:FILENAME --key all:file:FILENAME FILENAME. --key NAME:clevis --key UUID:clevis --key all:clevis Clevis . (NBDE) <> guestfs(3) . QEMU libguestfs . --keys-from-stdin (stdin). /dev/tty . . -v --verbose . -V --version . -x API libguestfs. (EXIT STATUS) . (SEE ALSO) guestfs(3), guestfish(1), virt-cat(1), virt-copy-out(1), virt-tail(1), virt-tar-out(1), virt-win-reg(1), http://libguestfs.org (AUTHOR) Richard W.M. Jones http://people.redhat.com/~rjones (COPYRIGHT) Copyright (C) 2010-2025 Red Hat Inc. (LICENSE) (GNU GPL) ( ) . . . : 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. (BUGS) libguestfs : https://bugzilla.redhat.com/buglist.cgi?component=libguestfs&product=Virtualization+Tools libguestfs : https://bugzilla.redhat.com/enter_bug.cgi?component=libguestfs&product=Virtualization+Tools : o libguestfs. o libguestfs ( ). o . o libguestfs-test-tool(1) . guestfs-tools-1.56.0 2026-07-11 virt-log(1)