And a good performance monitor would already have this reported - down
to the process level.
On 7/9/2015 9:06 AM, Michael MacIsaac wrote:
Let me answer my own question. Perhaps kludgy, but by adding 'tee' to
sudo, this technique works:
root@lab141:~ # visudo
root@lab141:~ # tail -1 /etc/sudoers
%zoom ALL=NOPASSWD:/usr/bin/tee
root@lab141:~ # su - mike
mike@lab141:~ # free -m
total used free shared buffers cached
Mem: 491 473 18 0 111 170
-/+ buffers/cache: 190 300
Swap: 512 0 511
mike@lab141:~ # echo 3 | sudo /usr/bin/tee /proc/sys/vm/drop_caches >
/dev/null
mike@lab141:~ # free -m
total used free shared buffers cached
Mem: 491 103 388 0 1 12
-/+ buffers/cache: 89 401
Swap: 512 0 511
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