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  1. OpenVSwitch produces output as kernel-panic

    Hello guys, Doing usual checking activities today I came across this warning: [ 6.788543] openvswitch: Open vSwitch switching datapath [ 7.137084] device ovs-system entered promiscuous mode [ 7.137552] ------------[ cut here ]------------ [ 7.137555] WARNING: CPU: 3 PID: 2160 at...
  2. 5.13.19-2-pve kernel bug, maybe, pve-manager/7.1-8/5b267f33

    Not sure how to start this topic, but I noticed strange behavior on one of my systems, here is the kernel output: [ 242.670592] INFO: task pvescheduler:2292 blocked for more than 120 seconds. [ 242.670600] Tainted: P O 5.13.19-2-pve #1 [ 242.670602] "echo 0 >...
  3. [SOLVED] How the reboots are handled when run inside on the containers

    Hello guys, I'm working on an playbook (Ansible) intended to perform so called "unattended upgrades" of the whole environment. Because the playbook includes actions like setting up scheduled downtime in Nagios, rebooting the server and wait till it came up again online I created a logic, all of...
  4. Received packet on fwln interface with own address as source address

    Hello, I know this topic is already discussed thousens times here in the forum, but it seems that my issue is somehow different.. The moment I activate a firewall interface for any of my guests I start receiving so called "alarms" like this one: Oct 01 10:19:26 proxmox-node-1.home.lan kernel...
  5. Newbie question about backing up physical server

    Hello guys, I'm trying to replace my backup solution with Proxmox backup client, it seems that I will be able to achieve good automation by deploying and configuring the client on all VM's, containers and hosts. Back up or restore a Container or VM seems to be straight forward task, but what...
  6. [SOLVED] Kernel panic on 5.3.13-1-pve and ZFS 0.8.2-pve2

    Hello, I'm not sure this is the right place for that, but today I noticed some kind of kernel panic related to ZFS. Also one of my boxes just hang on, after few working hours. Have you ever seen this before? [ 6.462783] intel_rapl_common: Found RAPL domain core [ 6.462784]...
  7. nginx reverse proxy with noVNC support

    Hello, I'm trying to configure nginx to act as reverse proxy for my proxmox hosts, everything is great, the noVNC is working, but i cannot upload any file to the datastore. Config of nginx is attached below: root@proxmox-node-1:~# cat /etc/nginx/nginx.conf user www-data; worker_processes auto...
  8. Host based firewall - corosync issues (udpu)

    Hello, I'm trying to set up host based firewall. There are two hosts which run Proxmox (latest version) and I just want to secure them via host based firewall. I understand that the firewall is applied in that way - datacenter -> hosts -> vms. So I made some ip sets for easy recognition of the...
  9. Old dashboard view (one column view)

    Hello, after upgrade the main view of the dashboard is changed. Now i have two columns (when i click to summary tab) but i really like the oldest view. Is it there any way to get it again? I will upload files with different view to see what i mean. Thanks a lot.
  10. Many ksoftirqd daemons using 99% of I/O

    Hello, after the latest kernel upgrade (i think) there is a lot of ksoftirqd/0,2,3,4 daemons which consuming 99% of disk I/O? I've got this issue with two different servers, different hardware. Does anybody knows more information about that?
  11. Trunk VM port OpenvSwitch from webGUI

    Hello, I'm using OpenvSwitch on the host machine, everything is fine, except i can't configure from the web gui the vm interface as trunk port with specific number of vlans. So i need to do this manually by cli commands like this: ovs-vsctl set port tap107i0 vlan_mode=trunk ovs-vsctl set...
  12. Problem with LVM thin pool: read failed after 0 of 4096 at 0: Input/output error

    Hello, I'm trying to migrate my existing KVM images to Proxmox KVM virtual machine. I have to do that for my existing LXC containers. The storage i prefer to use is LVM thin pool, because this storage support live snapshot of all types of VM's - KVM or LXC based. For the migration purpose i'm...

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