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It looks like you're expecting that setting 'autostart' will immediately start the VM. However, that's not the intended effect of autostart. Rather, it's solely there to ensure the VM starts automatically at boot time for the host. From the man page: Configure a domain to be automatically started at boot. If you then want to actually start the VM ...


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I plugged all the HDDs into a second SATA controller, which resolved the issue. No more freezes for a whole month. Apparently my theory was true; I assumed some timout during the high load HDD activity would cause the whole controller to freeze, thus blocking access to swap. When swap was disabled, there were also no freezes.


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More correct should be: (depends on linux distribution): file: /etc/polkit-default-privs/local or /etc/polkit-default-privs.local add to the file the line (or generate the file/directory): org.spice-space.lowlevelusbaccess yes:no:yes after this run: /sbin/set_polkit_default_privs if opensuse then in addition: in the file /etc/permissions.local add the ...


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Taken from https://www.systutorials.com/port-forwarding-using-iptables/ to port forward from public IP to local one for VM1: # iptables -A PREROUTING -t nat -i eth0 -p tcp --dport 30334 -j DNAT --to 192.168.122.101:30334 # iptables -I FORWARD 1 -p tcp -d 192.168.122.101 --dport 30334 -j ACCEPT This example assumes local and remote port both are 30334 and ...


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The following error messages from ping indicate that the communication is blocked by a firewall. Destination Port Unreachable ping: sendmsg: Operation not permitted


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It seems this was caused by something in the Alpine setup process inside the KVM guest. It didn't occur when running the basic setup-alpine but did occur when doing a manual setup (e.g. custom disk partitioning).


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There is no connection between host OS and guest OS regarding this. It is Alpine Linux that assigns the permissions to the device node. They have had bugs related to this earlier: https://wiki.alpinelinux.org/wiki/Release_Notes_for_Alpine_1.7.29.2 You need to check with Alpine Linux developers why the permissions are setup like that. Most likely it is ...


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