Example of mmpmon rhist p request
This topic is an example of the rhist p request to display the request histogram facility pattern and the output that displays.
Assume that commandFile contains
this line:
rhist p
and this command is issued: mmpmon -p -i commandFile
The
response contains all the latency ranges inside each of the request
ranges. The data are separate for read and write:
_rhist_ _n_ 199.18.1.8 _nn_ node1 _req_ p _rc_ 0 _t_ 1066939007 _tu_ 386241 _k_ r
... data for reads ...
_rhist_ _n_ 199.18.1.8 _nn_ node1 _req_ p _rc_ 0 _t_ 1066939007 _tu_ 386241 _k_ w
... data for writes ...
_end_
If the -p flag is not specified, then the output is similar to:
mmpmon node 199.18.1.8 name node1 rhist p OK read
... data for reads ...
mmpmon node 199.188.1.8 name node1 rhist p OK write
... data for writes ...
Here is an example of data for reads:
_rhist_ _n_ 199.18.1.8 _nn_ node1 _req_ p _rc_ 0 _t_ 1066939007 _tu_ 386241 _k_ r
_R_ 0 255
_L_ 0.0 1.0
_L_ 1.1 10.0
_L_ 10.1 30.0
_L_ 30.1 100.0
_L_ 100.1 200.0
_L_ 200.1 400.0
_L_ 400.1 800.0
_L_ 800.1 1000.0
_L_ 1000.1 0
_R_ 256 511
_L_ 0.0 1.0
_L_ 1.1 10.0
_L_ 10.1 30.0
_L_ 30.1 100.0
_L_ 100.1 200.0
_L_ 200.1 400.0
_L_ 400.1 800.0
_L_ 800.1 1000.0
_L_ 1000.1 0
_R_ 512 1023
_L_ 0.0 1.0
_L_ 1.1 10.0
_L_ 10.1 30.0
_L_ 30.1 100.0
_L_ 100.1 200.0
_L_ 200.1 400.0
_L_ 400.1 800.0
_L_ 800.1 1000.0
_L_ 1000.1 0
...
_R_ 4194304 0
_L_ 0.0 1.0
_L_ 1.1 10.0
_L_ 10.1 30.0
_L_ 30.1 100.0
_L_ 100.1 200.0
_L_ 200.1 400.0
_L_ 400.1 800.0
_L_ 800.1 1000.0
_L_ 1000.1 0
If the -p flag is not specified, then the output is similar to:
mmpmon node 199.18.1.8 name node1 rhist p OK read
size range 0 to 255
latency range 0.0 to 1.0
latency range 1.1 to 10.0
latency range 10.1 to 30.0
latency range 30.1 to 100.0
latency range 100.1 to 200.0
latency range 200.1 to 400.0
latency range 400.1 to 800.0
latency range 800.1 to 1000.0
latency range 1000.1 to 0
size range 256 to 511
latency range 0.0 to 1.0
latency range 1.1 to 10.0
latency range 10.1 to 30.0
latency range 30.1 to 100.0
latency range 100.1 to 200.0
latency range 200.1 to 400.0
latency range 400.1 to 800.0
latency range 800.1 to 1000.0
latency range 1000.1 to 0
size range 512 to 1023
latency range 0.0 to 1.0
latency range 1.1 to 10.0
latency range 10.1 to 30.0
latency range 30.1 to 100.0
latency range 100.1 to 200.0
latency range 200.1 to 400.0
latency range 400.1 to 800.0
latency range 800.1 to 1000.0
latency range 1000.1 to 0
...
size range 4194304 to 0
latency range 0.0 to 1.0
latency range 1.1 to 10.0
latency range 10.1 to 30.0
latency range 30.1 to 100.0
latency range 100.1 to 200.0
latency range 200.1 to 400.0
latency range 400.1 to 800.0
latency range 800.1 to 1000.0
latency range 1000.1 to 0
If the facility has never been enabled, then the _rc_ field is
non-zero.
_rhist_ _n_ 199.18.1.8 _nn_ node1 _req_ p _rc_ 1 _t_ 1066939007 _tu_ 386241
If the -p flag is not specified, then the output is similar to this:
mmpmon node 199.18.1.8 name node1 rhist p status 1
not yet enabled
For information on interpreting the mmpmon command output results, see Other information about mmpmon output.