proxmox-mirrors/pve-docs
1
0
Fork 0
mirror of https://git.proxmox.com/git/pve-docs synced 2025-06-15 18:27:00 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

qm: qga: add references and increase visibility of fsfreeze note

Browse Source 
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2023-03-21 12:31:45 +01:00
parent 62bf5d754e
commit 80df0d2e37
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
qm.adoc
View File

@ -1047,6 +1047,7 @@ For Windows, it can be installed from the
https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/stable-virtio/virtio-win.iso[Fedora
VirtIO driver ISO].
[[qm_qga_enable]]
Enable Guest Agent Communication
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -1054,6 +1055,10 @@ Communication from {pve} with the guest agent can be enabled in the VM's
*Options* panel. A fresh start of the VM is necessary for the changes to take
effect.
[[qm_qga_auto_trim]]
Automatic TRIM Using QGA
^^^^^^^^^^^^^^^^^^^^^^^^
It is possible to enable the 'Run guest-trim' option. With this enabled,
{pve} will issue a trim command to the guest after the following
operations that have the potential to write out zeros to the storage:
@ -1069,6 +1074,7 @@ know about the change in the underlying storage, only the first guest-trim will
run as expected. Subsequent ones, until the next reboot, will only consider
parts of the filesystem that changed since then.
[[qm_qga_fsfreeze]]
Filesystem Freeze & Thaw on Backup
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -1087,7 +1093,7 @@ backup by setting the `freeze-fs-on-backup` QGA option to `0`. This can also be
done via the GUI with the 'Freeze/thaw guest filesystems on backup for
consistency' option.
NOTE: Disabling this option can potentially lead to backups with inconsistent
IMPORTANT: Disabling this option can potentially lead to backups with inconsistent
filesystems and should therefore only be disabled if you know what you are
doing.