Macklem from comment #23) Hi Rick The nfs server is nfs v3 It runs a raidz2 pool with sharenfs property on selected vdevs. The OS is 15.0-ALPHA2 stable/15-n280129-deaa609d065d GENERIC amd64 1500064 1500064 It was source built on 14th Sept. The nfs client is on a rpi2b+ running 16:current of 3rd Nov. Does the uarch issue affect nfsv3 as well? Here's nfsstat -m. Thank you for looking at this # nfsstat -m 192.168.1.102:/data/src-rpi2b on /usr/src nfsv3,tcp,resvport,nconnect=3D1,hard,cto,lockd,sec=3Dsys,acdirmin=3D3,acdir= max=3D60,acregmin=3D5,acregmax=3D60,nametimeo=3D60,negnametimeo=3D60,rsize= =3D65536,wsize=3D65536,readdirsize=3D65536,readahead=3D16,wcommitsize=3D419= 4304,timeout=3D120,retrans=3D2 192.168.1.102:/data/ccache-rpi2b on /var/cache/ccache nfsv3,tcp,resvport,nconnect=3D1,hard,cto,lockd,sec=3Dsys,acdirmin=3D3,acdir= max=3D60,acregmin=3D5,acregmax=3D60,nametimeo=3D60,negnametimeo=3D60,rsize= =3D65536,wsize=3D65536,readdirsize=3D65536,readahead=3D16,wcommitsize=3D419= 4304,timeout=3D120,retrans=3D2 192.168.1.102:/data/ports-rpi2b on /usr/ports nfsv3,tcp,resvport,nconnect=3D1,hard,cto,lockd,sec=3Dsys,acdirmin=3D3,acdir= max=3D60,acregmin=3D5,acregmax=3D60,nametimeo=3D60,negnametimeo=3D60,rsize= =3D65536,wsize=3D65536,readdirsize=3D65536,readahead=3D16,wcommitsize=3D419= 4304,timeout=3D120,retrans=3D2 192.168.1.102:/data/obj-rpi2b on /usr/obj nfsv3,tcp,resvport,nconnect=3D1,hard,cto,lockd,sec=3Dsys,acdirmin=3D3,acdir= max=3D60,acregmin=3D5,acregmax=3D60,nametimeo=3D60,negnametimeo=3D60,rsize= =3D65536,wsize=3D65536,readdirsize=3D65536,readahead=3D16,wcommitsize=3D419= 4304,timeout=3D120,retrans=3D2 --=20 You are receiving this mail because: You are the assignee for the bug.=