kernel panic

We were trying to upgrade Proxmox to the latest version 4.4 from the version 4.2. During the upgrade, suddenly two nodes went down and now they don't boot. We encounter the following error Kernel panic - not syncing: VFS: unable to mount root fs on unknown-block(0,0) What could be the problem...

Ich evaluiere gerade PVE 4.3 auf einem drei-node Cluster (später dann mit sieben) mit je 64GB RAM. (Und ja, die Subscription kommt sobald alles läuft ;-) Nun habe ich oft das Problem, dass wenn ich VMs starte, diese mit einer OutOfMemory (OOM) KernelPanic während des bootens stehen bleiben...

Hi, since the last update to pve-kernel-2.6.32-48-pve I got a kernel panic when I start multiple OpenVZ container which use the same share of the same NFS - Server. If I start only one container everything works as it should, but as soon I try to start one additional container which mounts...

I have two ProxMox servers I am testing for clients that regularly crash while doing their respective nightly backup. The Boxes are nearly identical both with 32 gigs of ram and only one or two VMs per machine. There is a SSD drive purely handling the swap file I added as a troubleshooting...

We've had issues twice now updating the pve kernel on a system. After restart we get a kernel panic error that we understand is related to the fact that the corresponding initramfs file was not created. We've tried by uninstalling that kernel via apt. When we do the post (de)installation...

guys, I was just updated my servers to the latest kernel from PVE repository and the server cant boot so i was needed to change back to kernel : 4.2.8-1-pve that works just fine. I also have a R620 (1U server that boots just fine on 4.4.6-1-pve. Anyone know what the problem can be? Best...

Hey folks, I'm having a really weird problem with my host machine. I have two containers, let's say container A and B. My container A is used only for utilities and it contains the full ansible configurations to configure my servers. I run ansible in A to configure B. Both servers are running...

Today we had one of the Proxmox hosts stop with the following message: The host was still running kernel 4.2.6-1-pve (package version: 4.2.6-26) because we did not reboot into the newer kernel that was installed already (4.2.6-28). I'm just posting this in hopes to verify if that is a known...

Proxmox 4.0 Linux version 4.2.2-1-pve (root@elsa) (gcc version 4.9.2 (Debian 4.9.2-10) ) #1 SMP Mon Oct 5 18:23:31 CEST 2015 ()...