zfs arc

I've just installed Proxmox 9 (updated to 9.0.11) and seeing OOMKill errors while trying to bulk import existing data onto the new machine. The root cause appears to be the ZFS ARC cache growing to take almost all the RAM regardless of the zfs_arc_max value set by the Proxmox installer (options...

Hello everyone! I could use some help. I'm still new to ZFS and trying to troubleshoot an issue I'm experiencing. tl;dr I'm receiving i/o errors on my external backup devices when I try to use the Send|Receive commands. It is possible that 80% of the HDDs are bad, but I would like to rule...

New install PVE 8.3.3, host has 256gb RAM, i have an 11TB ZFS pool (in HA with another host, identical config) I have 118gb of RAM used in VMs right now and the host shows 239gb RAM used. I read that since PVE 8.1 ARC is reduced to 10% of the host's ram so why am I getting this high usage? I...

Hi there. Some time ago, I read that if someone wants better monitoring, then they need to set up specialized monitoring software and not rely on PVE graphs. Nevertheless, I do believe that ZFS users without monitoring software (like me) could benefit from showing ARC size in a memory usage...