probe::nfs.proc.lookup — NFS client opens/searches a file on server
nfs.proc.lookup
prot
transfer protocol
bitmask1
V4 bitmask representing the set of attributes supported on this filesystem
version
NFS version
bitmask0
V4 bitmask representing the set of attributes supported on this filesystem
filename
the name of file which client opens/searches on server
server_ip
IP address of server
name_len
the length of file name