cpu usage

  1. X

    Higher CPU usage reported by Proxmox than the actual VM's

    Hey there, ---------------------------------------------------------------- System : Proxmox v8.1.3 2 LXC's 4 VM's : 3 ubuntu servers , 1 windows server - 2 ubuntu servers with 6 dockers running , been a year roughly with 1% CPU average for both even less - 1 ubuntu server with only 1 docker...
  2. F

    VM CPU usage increased after proxmox upgrade from pve6.4 to pve7.0

    I've upgraded my proxmox ve from pve6.4 to pve7.0 last night and I found that the CPU usage of VMs had increased around 20%~40%, and I've total no idea what's the reason.
  3. S

    Comfortable CPU usage for a single node.

    I'm a bit new to Proxmox, so forgive me if this was already discussed. I'm wondering if there are some general guidelines concerning CPU usage on a single node. I have a 2 node cluster, one of the nodes running several VMs of different compositions (vms that are strictly databases, some are...
  4. J

    Server Has Sudden Increase in CPU Usage and Load

    Hello, I'm experiencing a strange CPU usage/load issue: After starting (/restarting) my server, it has a CPU usage and load, which I would consider normal (CPU usage is around 6% and load around 1). Then after a few days (6 or so), all of a sudden the CPU usage and load increase to about 40-50%...
  5. K

    [SOLVED] PVE 5.2-1 High (6%) cpu use on idle Linux guests

    I have a quite old Dell R310 with a Xeon X3440 @ 2.53GHz, with the latest Dell BIOS and various firmwares (they should be patched for Spectre/Meltdown). I have installed the latest PVE and set up 2 Linux VMs. (Devuan 2, basically a Debian 9 without systemd) I have 5% to 6% cpu always in use...
  6. TwiX

    Missing Zabbix CPU time

    Hi, Proxmox hosts (V5.1 with HA/Ceph) are supervised by Zabbix (v2.4.x), but it seems that CPU time is missing in CPU Utilization graph. Do you know what it is ? Screenshot is attached. Thanks in advanced !
  7. G

    Probleme Server 2016 Terminalserver

    Hallo alle Miteinander, wir haben vor einiger Zeit auf Version 5 von Proxmox umgestellt und haben seitdem einige Probleme: Unser Terminalserver auf Basis von Windows Server 2008 r2 ist mit den gleichen Einstellungen (Virtio-disk,VirtioNet) auf das neue System migriert worden und hat seitdem...
  8. M

    CPU usage 100%. Virtual machine hangs

    Hi, I migrated two proxmox virtual machines from Proxmox 4.4 to 5.1. I took advantage and I migrated to ZFS. The old server had SATA disks while the new one has SSD disks. I have only two VPS running in this server. Both running Centos 6.9, one plesk and the other one Cpanel. The Plesk...
  9. B

    OpenBSD client uses 100% CPU and freezes

    Hi There I run 40 virtual machines in my cluster. All of them behave fine except the one openBSD based appliance. This appliance uses openBSD 6.1. I have contacted the vendor, but he cannot find anything suspicious on the appliance itself (www.seppmail.ch). I can trigger the situation by...
  10. J

    100% cpu in KVM VM (but no process shows load)

    Hello, i had to restore one of my VMs (Host Proxmox 4, VM Ubuntu 14.04) and after that it has constant 100% CPU load (on both cores). Unfortunatly htop is not showing me any process that causes that load. How is that even possible and how can i fix that? Thanks and best regards, John
  11. E

    CPU difference with proxmox 4.3 and vm?

    I upgraded my cluster from proxmox 4.2 to 4.3 and I see on one vm a difference in the usage of the cpu! In the GUI of proxmox it shows me 7,xx% usages of the cpu while in the vm I just have 0.7% cpu usage. that is a big difference. I dont see it with my other vm's! it is an LXC container, but I...


The Proxmox community has been around for many years and offers help and support for Proxmox VE, Proxmox Backup Server, and Proxmox Mail Gateway.
We think our community is one of the best thanks to people like you!

Get your subscription!

The Proxmox team works very hard to make sure you are running the best software and getting stable updates and security enhancements, as well as quick enterprise support. Tens of thousands of happy customers have a Proxmox subscription. Get yours easily in our online shop.

Buy now!