Optimising NFS for system files

Tue Dec 30 23:26:38 UTC 2008

> nfsserver# time tar -cf - clientusr-amd64 > /dev/null
> 5.001u 12.147s 1:23.92 20.4%    69+1369k 163345+0io 0pf+0w
>
> client9# time tar -cf - /usr > /dev/null
> tar: Removing leading '/' from member names
> 3.985u 19.779s 4:32.47 8.7%     74+1457k 0+0io 0pf+0w
>
> Note : clientusr-amd64 is around 1.3GB and is the same directory exported to 
> client9 /usr with nfs.
>
it's FAST. what's wrong?