Git-Mirrors/qubes-doc
1
0
Fork 0
mirror of https://github.com/QubesOS/qubes-doc.git synced 2024-10-01 01:25:40 -04:00
Code Issues Packages Projects Releases Wiki Activity

Minor changes

Browse Source
This commit is contained in:
Enjeck Cleopatra 2020-10-10 18:10:19 +01:00 committed by GitHub
parent 24c86d459c
commit 747055c294
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
user/troubleshooting/vm-troubleshooting.md
View File

@ -1,6 +1,6 @@
--- ---
layout: doc layout: doc
title: Suspend/Resume Troubleshooting title: VM Troubleshooting
permalink: /doc/vm-troubleshooting/ permalink: /doc/vm-troubleshooting/
redirect_from: redirect_from:
- /doc/remove-vm-manually/ - /doc/remove-vm-manually/
@ -10,6 +10,8 @@ redirect_from:
## VM Kernel troubleshooting ## ## VM Kernel troubleshooting ##
This troubleshoot applies to the non-default kernel choice described in the [Managing VM docs](https://www.qubes-os.org/doc/managing-vm-kernel/#using-kernel-installed-in-the-vm).
In case of problems, you can access the VM console using `qvm-console-dispvm VMNAME` in dom0, then access the GRUB menu. In case of problems, you can access the VM console using `qvm-console-dispvm VMNAME` in dom0, then access the GRUB menu.
You need to call it just after starting the VM (until `GRUB_TIMEOUT` expires); for example, in a separate dom0 terminal window. You need to call it just after starting the VM (until `GRUB_TIMEOUT` expires); for example, in a separate dom0 terminal window.
@ -19,9 +21,9 @@ You can always set the kernel back to some dom0-provided value to fix a VM kerne
## Qubes starts, but no VMs load ## ## Qubes starts, but no VMs load ##
This issue may occur if a dom0 update is interrupted halfway through and/or a hard power off is done without shutting down Qubes, which results in files getting corrupted. First, try to start a particular VM, check any failure message and direct further steps based on that.
In this case, the best fix is to reinstall Qubes and restore your files from a backup.
Even if you have not backed up data in a while, you should be able to mount the volumes to pull data from them. This issue has been seen to occur if a dom0 update is interrupted halfway through and/or a hard power off is done without shutting down Qubes, which results in files getting corrupted.
## Can not uninstall a VM / “ERROR: VM installed by package manager: template-vm-name” ## Can not uninstall a VM / “ERROR: VM installed by package manager: template-vm-name”
@ -65,6 +67,7 @@ One solution is to add a dummy interface to allow the package to install correct
## "Cannot connect to qrexec agent" error ## ## "Cannot connect to qrexec agent" error ##
If you face this error when starting a VM, it may be due to too little initial memory. If you face this error when starting a VM, look into the VM logs at `/var/log/xen/console/guest-VMNAME.log`.
A solution is to increase the initial memory from 200MB to 400MB by navigating to VM settings » Advanced » Initial memory. Common reasons that may be revealed are: too low memory, corrupted files or a VM crash on startup.
If the error occurs as a result of too little initial memory, increase the initial memory from 200MB to 400MB by navigating to VM settings » Advanced » Initial memory.