I'm using the default nfs mount options that proxmox uses, which is the following:
(rw,relatime,vers=3,rsize=65536,wsize=65536,namlen=255,hard,proto=tcp,timeo=600,retrans=2,sec=sys,mountvers=3,mountport=4046,mountproto=udp,local_lock=none)
I tried updating the sysctl and reran the tests, and...