short range 
medium range 
long range 
very long range 
cpu usage (percent):

memory usage (if available):

chunk deletions (per minute):

chunk replications (per minute):

statfs operations (per minute):

getattr operations (per minute):

setattr operations (per minute):

lookup operations (per minute):

mkdir operations (per minute):

rmdir operations (per minute):

symlink operations (per minute):

readlink operations (per minute):

mknod operations (per minute):

unlink operations (per minute):

rename operations (per minute):

link operations (per minute):

readdir operations (per minute):

open operations (per minute):

read operations (per minute):

write operations (per minute):

packets received (per second):

packets sent (per second):

bits received (per second):

bits sent (per second):
