cpu

  1. Boost Clock not working

    Running 7.2 VE on a 16 core Xeon Silver 4216. All cores are stuck at 2100MHz at all times and never boost. I'm running Win11 client in one session running Prime95 at 100% on all CPUs. But when I check the CPUs on the host, they're all at base clock. I'm checking this in the HOST by using ssh...
  2. kernel panic 5.15.35-1-pve,kvm64 migrate from CPU Intel gold+silver to Intel xeon e5 fails

    Hello, with kernel 5.15.35 kvm64 migration fails with particular host cpus: Any online migration performed from: - an Intel Gold (6130) or - Intel Silver (4110) CPU to any: - Intel Xeon E5 (1650,2660,2643) fails with Kernel panic stopping the machine and make a cold move is always working...
  3. Motherboard and CPU AMD

    Witam, mam pytanie dotyczące zbudowania stacji roboczej związanej z 3 wirtualnymi maszynami. Obecnie posiadam system OMV z Home Assistant w Deckerze zainstalowany na SSD 256GB. Na razie system mam postawiony na starym laptopie acer E1-571g z adapterem PCIe + 6xsata, na dyskach posiadam jedynie...
  4. [SOLVED] 2 nodes, 1 showing CPU Core amount wrong

    Hello guys, just a quick question. We have 2 servers/nodes in our environment, with 2 CPUs/sockets each. One server has 2xCPUs with 14 cores each (total of 28 cores), and the other server has 2xCPUs with 18 cores each (total of 36 cores). Now the question: In the node overview, Proxmox is...
  5. 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...
  6. 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...
  7. 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...
  8. 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.
  9. 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...
  10. 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...
  11. 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...
  12. 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...
  13. 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?
  14. 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...
  15. 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?
  16. 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...
  17. 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 ...
  18. 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...
  19. [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...
  20. 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...

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