nfstop - simple tool for monitoring nfs activity
tbg - simple text graph, example "sar -q":
Max: 4.06 Step: 0.309 ..........................................#.............. 4.06 .........................................###............. 3.75 .........................................###............. 3.44 ........................................#####............ 3.13 ........................................#####............ 2.82 .......................................######............ 2.51 ........#..............................#######........... 2.21 ........#..............................#######........... 1.90 ........#.................#............#######..........# 1.59 .#......#...........#.....#...##......########..........# 1.28 000000000000000000000000000000000000000000000000000000000 000000111111222222333333444444555555666666777777888888999 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::: 012345012345012345012345012345012345012345012345012345012 555555555555555555555555555555555555555555555555555555555 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::: 000000000000000000000000000000000000000000000000000000000 111111111111111111111111112111111111111111111111111111111
Min: 0.97