cpu

  1. R

    LXC-VM Resource Allocation.

    Hey Y'all. I've got a question. I hope it isn't a stupid question, but the only way to know is to ask, because google hasn't been forthcoming. I'm not an IT guy. By education, I'm an engineer. Computers are my hobby. I know enough to install proxmox and configure multiple LXCs/VMs over command...
  2. H

    CPU Type

    Hello I am asking this question because I could not get a clear answer on any other thread. when i want to install a software that has as one of the prerequisites "CPU = 1,4 GHz" in a VM i see that the processor type of my vm is on 2.66 GHz What should I do to have a processor according to...
  3. F

    Live Migration auf 7.2.4 CPU 100% FREEZE

    Ich habe gestern mein Proxmox VE auf Version 7.2.4 geupdated. Ich habe seit Version 7.2.4 ein ziemlich unschönes Problem. Mein Cluster besteht aus 7 Nodes. Node 4-7 sind computing Nodes für Container und VMs, der ist CEPH bzw. OSD Nodes. Nun konnte ich mehr oder weniger durch trial-error...
  4. H

    Desktop Performance mit CPU "Host"

    Hallo zusammen, hatte schonmal jemand das gleiche Problem einer schlechten Desktop performance in Windows, wenn man den CPU Type der VM auf "Host" setzt? Die CPU ist ein Intel Xeon W-2245. Wenn ich die CPU der VM auf KVM64 setze, ist die Performance normal.
  5. S

    VM CPU issues: watchdog: BUG: soft lockup - CPU#7 stuck for 22s!

    Hello! Every couple of weeks various VMs tend to become problematic and their consoles show the following errors: Rebooting the VM fixes the issue. How do I diagnose what's going wrong? In that state of the VM, I'm unable to SSH into it. The Proxmox is installed on HP Proliant DL380e...
  6. H

    Proxmox cores with high memory

    Hello I have Proxmox installed on 64 x AMD EPYC 7551 32-Core Processor (1 Socket) Kernel Version Linux 5.13.19-6-pve 32GB RAM Debian 11 latest version Committing a 1TB Ram server with 4 cores boot up fine and works very fast, but if I put it 16, 32, 64 cores it hangs at booting and...
  7. W

    Moving VMs Between Different Hosts

    Hey all, I normally use the host CPU option when setting up VMs (for best performance). This has worked great for me so far. I have recently setup another host server and set them up in a cluster. The new host has different hardware to the previous servers, so now I have Intel and AMD...
  8. F

    Zugriff auf Datastore Content sehr langsam

    Hallo zusammen, seit Anfang des Jahres benutzen wir den PBS um nächtlich unsere Maschinen zu sichern und behalten pro Maschine nur die 10 letzten Backups. Dies funktioniert bis jetzt auch Problemlos, jedoch gibt es ein großes Problem. Jeden Morgen aufs neue benötigt es ungemein viel Zeit die...
  9. O

    Server virtualization

    Hello, there are 11 vms on my Ryzen 7 5800x, how can I virtualize them in the most efficient way? Most of my users have a minecraft server. I can't have performance problems. What is your suggestion? How should I adjust settings such as processor settings?
  10. B

    Degraded CPU performance inside LXC

    Hello everyone I am new to Proxmox, coming from a VMware / Hyper-V background. During evaluation tests I came accross the following issue: When running a certain workload in a LXC container I get degraded CPU performance compared against a QEMU / Hyper-V VM. After some research / benchmarking...
  11. J

    LXC showing hostnode CPU load, not container CPU load %

    After installing proxmox and create some LXC CT, I found all of the created vps is showing hostnode CPU load. Not container CPU load % like openvz does. How we can fix this problem?
  12. N

    The question about type's of CPU

    Hi guys! I have a question about type's of CPU. We have the server: MicroBlade MBI-6128R-T2X Processor: Intel(R) Xeon(R) CPU E5-2640 v4 @ 2.40GHz, Speed: 2400 MHzб Core: 10) *2 Memory: Max Capable Speed: 2400 MHz, Operating Speed: 2133 MHz, Size: 32768 MB, Serial No.: 03DA7CCB, Part No...
  13. S

    cpu=host enables nested virutalization… but is way slower than cpu=kvm64… forum and wiki are contradictory

    Hi to get Ubuntu to work under Windows 10 (and avoid the "Please enable the virtual Machine Platform Windows feature and ensure virtualization in the BIOS"), I have to set the cpu type to host. But then guest if very slow. Which is expected according to Proxmox staff @Stefan_R ...
  14. S

    VM geekbench 5 score is very low

    Why the guest vms CPU score in geekbench 5 is soo low and not even half of what we are expecting..? Anyone have same issue? We have tried all CPU type like KVM64, Qemu64 ,Host etc. But results not changed https://browser.geekbench.com/v5/cpu/10251369 For these CPU the scores are very low The...
  15. F

    [SOLVED] Processor compatibility mode

    Hello, I'm using proxmox 6.4.13 with Ubuntu 18.04 as VM, Tableau server is installed there. It all worked fine, but the latest upgrade of Tableau is not successful with message: Further explanation on Tableau support is saying: I don't find in proxmox documentation how to configure CPU...
  16. V

    Performance differential between a VM vs LXC?

    Curious: has anyone done an analysis of what the memory and processors utilization differentials are between a virtual machine and an LXC container? I think it would be interesting to see how much more RAM a large and small virtual machine may use compared to both a large and small a container...
  17. J

    VM CPU Performance

    Hi, I've noticed that the CPU performance of the VMs is well below what it should be. I have a newer one that has a CPU with less performance than this newer one, and the VM on geekbench delivers what it should deliver. A VPS on the newer one has less performance than the previous generation...
  18. S

    Hypethreading (SMT) and CPU settings

    Hello, I have Proxmox VE 7.0 running on PC with AMD Threadripper 2920X (12C/24T). SMT (or Hyperthreading) is enabled. CPU has two NUMA nodes. I have two VMs: 1. WIndows 10 VM for gaming and work. 2. Linux VM that is hosting game, web and mail servers. Both VMs have high CPU utilization. Windows...
  19. W

    Get CPU temperature in Proxmox VE

    Hello, I'm trying to get a reading of my cpu temperature but nothing seems to work really in Proxmox. My hardware is as follows: - Ryzen 9 5950X - Gigabyte Auorus B550M Pro-p I have updated everything to the newest state with: apt update apt dist-upgrade apt autoremove Then i tried to get a...
  20. S

    Setting CPU type to anything but Default KVM64 results in boot loop

    I'm very new to Proxmox and Hypervisors in general. VMs install and run with no issues when the CPU type is set to Default KVM64, but setting to Host (or if I specify the processor type as Westmere, which it is, it errors the same way) will result in an error when installing OS after the reboot...