probe::nfsd.read.3stap - Man Page

nfsd.read

fh

file handle (the first part is the length of the file handle)

vlen

read blocks

offset

the offset of file

size

read bytes

client_ip

the ip address of client

file

argument file, indicates if the file has been opened.

vec

struct kvec, includes buf address in kernel address and length of each buffer

count

read bytes

tapset::nfsd(3stap)