zfs arc

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...