Hp storageworks enterprise virtual array troubleshooting manual
Use the following options with the HP Command View EVAPerf commands: -csv: Uses comma-separated output. This format is useful for importing large amounts of data into a spreadsheet for analysis. -cont n: Runs the command continuously at an interval specified by n. The default interval is one second. -dur n: Specifies the duration of a continuous mode session. For example, if you enter evaperf hps -cont 2 -dur 30, host port data is displayed at two-second intervals for a total of 30 seconds. -sz array: Limits data collection to the specified array(s). You must specify at least one array; use the array World Wide Name ( WWN) or friendly name. -fo filename: Directs output to a specified file. Include the path information as necessary. Running HP Command View EVAPerf Double-click the HP Command View EVAPerf icon on the desktop. The HP Command View EVAPerf command window opens. Enter the following command to capture and display the total IOPS ( Req/s) and throughput ( MB/s where n is the interval in seconds and m is the duration in seconds: evaperf as -cont n dur m sz array -fo filename Specify an interval and duration that will enable you to view a period of low I/ O activity. For example, collect data once every 10 minutes for a period of 6 hours when you plan to do the upgrade to familiarize yourself with characteristic I/ O and throughput values. For example, the following command will capture data at 10–minute intervals (60*10) for 6 hours (60*60*6) on an array named EVA1, and store the output in a file named EVA_upgrade: evaperf as You can store the data in a folder or drive of your choice. ( To see your own friendly names, run HP Command View EVAPerf with the fnh command and list the names with the ls command.) Preparing for the upgrade cont 6 0 sz EVA1 -fo C:\ EVA_upgrade When the command has finished, open the file in an ASCII editor. Identify and exclude.
Tech Data Systems Engineering presents an overview and features of the Storage Works 4400 Enterprise Virtual Array.
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