nfsstat

nfsstat(8)							   nfsstat(8)



NAME
       nfsstat - list NFS statistics

SYNOPSIS
       nfsstat [OPTION]...

DESCRIPTION
       The  nfsstat  displays  statistics  kept	 about	NFS client and server
       activity.

OPTIONS
       -a, --all
	      Print all statistics.

       -s, --server
	      Print only server-side statistics. The default is to print both
	      server and client statistics.

       -c, --client
	      Print only client-side statistics.

       -n, --nfs
	      Print only NFS statistics. The default is to print both NFS and
	      RPC information.

       -2     Print only NFS v2 statistics. The	 default  is  to  only	print
	      information  about  the  versions	 of  NFS  that	have non-zero
	      counts.

       -3     Print only NFS v3 statistics.

       -4     Print only NFS v4 statistics.

       -r, --rpc
	      Print only RPC statistics.

       -o facility
	      Display statistics for the specified facility,  which  must  be
	      one of:

	      nfs    NFS protocol information, split up by RPC call.

	      rpc    General RPC information.

	      net    Network layer statistics, such as the number of received
		     packets, number of TCP connections, etc.

	      fh     Usage information on the  server’s	 file  handle  cache,
		     including the total number of lookups, and the number of
		     hits and misses.

	      rc     Usage information on the server’s request	reply  cache,
		     including the total number of lookups, and the number of
		     hits and misses.

       -z     Zeros out all or some of the statistics. Typical uses would be:
		 nfsstat -z  - zeros all statistics
		 nfsstat -zc - zeros only client statistics
		 nfsstat -zs - zeros only server statistics
		 nfsstat -zr - zeros only RPC statistics
		 nfsstat -zn - zeros only NFS call statistics

EXAMPLES
       nfsstat -o all -234
	      Show all information about all versions of NFS.

       nfsstat --all -234
	      Same as above.

       nfsstat -o all
	      Show all information about about active versions of NFS.

       nfsstat --nfs --server -3
	      Show statictics for NFS version 3 server.

       nfsstat -m
	      Show information about mounted NFS filesystems.

DISPLAY
       The  Flags  output from the -m option is the same as the flags give to
       the mount command.

FILES
       /proc/net/rpc/nfsd
	      procfs-based interface to kernel NFS server statistics.

       /proc/net/rpc/nfs
	      procfs-based interface to kernel NFS client statistics.

SEE ALSO
       rpc.nfsd(8).  nfs(5).

AUTHOR
       Olaf Kirch, <okir@suse.de>



				 11 Apr 2005			   nfsstat(8)