3Ware 720-0192-00 Manual page 49

Chapter 2. CLI Syntax Reference
41
Example of running average (ra) drive statistics:
To display a summary of the running average data for the set of drives
attached to the controller, use command
Notice that in this case, the Performance Monitor is turned off.
//localhost> /c0 show dpmstat type=ra
Drive Performance Monitor Configuration for /c0 ...
Performance Monitor: OFF
Version: 1
Max commands for averaging: 100
Max latency commands to save: 10
Requested data: Running Average Drive Statistics
Port Status
------------------------------------------------------------------------
p0 NOT-PRESENT
p1 NOT-PRESENT
p2 OK
p3 OK
p4 OK
p5 OK
p6 NOT-PRESENT
p7 NOT-PRESENT
Example of extended drive statistics (ext):
To display a summary of the extended drive statistics associated with the
specified controller, use command
//localhost> /c3 show dpmstat type=ext
Extended Drive Statistics for /c3 ...
Sectors
----------------------------------
Port Read Write
---------------------------------------------------------------------------
p0 28704384 0
p2 28704384 28704448
p3 28704704 0
p6 0 0
Note: Depending on the amount of I/O and the rate or duration of the data
transfer, overflow of the buffers containing this data can occur. In this case,
the overflow is marked with "#######", as shown in the example below. If
this occurs, you may want to zero out the counters by using the clear
command, "/cx/px set dpmstat=clear [type=ra|lct|ext]" on page 115.
Example of drive statistics overflow:
//localhost> /c3 show dpmstat type=ext
Extended Drive Statistics for /c3 ...
3ware SAS/SATA RAID Controller CLI Guide, Version 9.5.2
/cx show dpmstat type=ra
Queue Xfer
Unit Depth IOPs Rate(MB/s)
- - - -
- - - -
- - - -
u0 0 435 25.249
u1 0 366 21.630
- - - -
- - - -
- - - -
/cx show dpmstat type=ext
---------------------------------------
Write-FUA Read
28704384 28704448
0 0
0 0
0 0
.
Resp
Time(ms)
-
-
-
2
3
-
-
-
.
Commands
Write Write-FUA Flush
0 0 0
0 0 0
0 0 0
0 0 0