probe::nfsd.proc.read — NFS server reading file for client
nfsd.proc.read
size
read bytes
uid
requester's user id
client_ip
the ip address of client
version
nfs version
offset
the offset of file
proto
transfer protocol
fh
file handle (the first part is the length of the file handle)
gid
requester's group id
count
read bytes
vlen
read blocks
vec
struct kvec, includes buf address in kernel address and length of each buffer