[CentOS] cli Checking disk i/o

On 11/11/19 1:37 PM, Robert Moskowitz wrote:
> OK.  That is interesting.  I am assuming tps is transfers per sec?
> 
> I would have to get a stop watch, but it seems to go a bit of time, and 
> then a write.
> 
> Is there something that would accumulate this and give me a summary over 
> some period of time?  Of course it better NOT be doing its own IOs...

I like iostat -x 4 which will give a summary every four seconds of 
accumulated stats, but check the man page for all the options you can 
use.  iotop (yum install iotop) may also be helpful as it shows disk 
usage per process like top does for CPU and memory.


Peter