Stop SSD cache performance modeling
The stop ssdCache performanceModeling
command stops the performance modeling operation and displays the performance modeling data for the SSD cache.
Supported Arrays
This command applies to any individual storage array, including the E4000, E2700, E5600, E2800, E5700, EF600, and EF300 arrays, as long as all SMcli packages are installed.
Roles
To execute this command on an E4000, E2800, E5700, EF600, or EF300 storage array, you must have the Support Admin role.
Context
Before running this command, you must start the performance modeling operation with the start ssdCache performanceModeling
command. Optionally, you can save the data to a file.
Syntax
stop ssdCache [ssdCacheName] performanceModeling [file="filename"]
Parameters
Parameter | Description |
---|---|
|
The name of the SSD cache for which you want to stop modeling performance. Enclose the SSD cache name in square brackets ([ ]). If the SSD cache name has special characters or numbers, you must enclose the SSD cache name in double quotation marks (" ") inside square brackets. |
|
The file path and the file name to which you want to save the performance modeling data. Enclose the file name in double quotation marks (" "). For example:
You can use any file name, but you must use the |
Notes
This command returns the performance modeling information similar to this example. The size of your monitor determines how the information wraps and will affect how the information appears.
SSD Cache Name: my_cache Start time: 4/18/12 2:38:26 PM IST Stop time: 4/18/12 2:38:45 PM IST Duration : 00:00:19 SSD Cache Performance Modeling Data (Response Time): SSD Reads HDD Reads HDD Writes Overall Avg. Avg. Avg. Cache Response Response % of Response % of Response % of Capacity Time Time I/Os Time I/Os Time I/Os 186 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 372 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 557 GB * 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 558 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 744 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 931 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 1117 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 1303 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 1489 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 1675 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % 1862 GB 0 ms 0 ms 0.0 % 0 ms 0.0 % 0 ms 0.0 % * = Current SSD cache physical capacity. SSD Cache Performance Modeling Data (Cache Hit %): Cache Capacity Cache Hit % 186 GB 0 % 372 GB 0 % 557 GB * 0 % 558 GB 0 % 744 GB 0 % 931 GB 0 % 1117 GB 0 % 1303 GB 0 % 1489 GB 0 % 1675 GB 0 % 1862 GB 0 % * = Current SSD cache physical capacity.
Minimum firmware level
7.84
11.80 adds EF600 and EF300 array support