Rick Romero wrote: > Does your ZFS pool have log devices? > How does gstat -d look? > > If the drives are busy, try adding > vfs.nfsd.async: 0 No log devices but the disks are not busy when this happens. I have an atop snapshot from the last time it happened: http://pastebin.com/raw.php?i=LQjbKTXR Regards, Adam Guimont