stall

I have a p420m SSD that uses the mtip32xx driver in the kernel. This drive worked perfectly fine in Proxmox 5.x, after upgrading to 6.x write IO to the disk stalls frequently and can only be recovered with a reboot. We first experienced the problem within hours of upgrading to 6.x The...

Since we upgraded our cluster to PVE 4.3 from 3.4, all our OpenVZ containers have been converted to KVM virtual machines. In many of these guests we get frequent console alerts about CPU stalls, usually when the cluster node is under high IO load (for example when backing up or restoring VMs to...