HPE XP7 Operation & User’s Manual

Mainframe Systems User Guide Abstract This document describes and provides instructions for using Performance Monitor, Performance Control, and Cache Residency Manager. This document is intended for system administrators and Hewlett Packard Enterprise representatives and authorized service providers who install, configure, and operate the XP7 Storage system. Part Number: 858754-003 Published: May 2016 Edition: 9 ...

The information contained herein is subject to change without notice. The only warranties for Hewlett Packard Enterprise products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. Hewlett Packard Enterprise shall not be liable for technical or editorial errors or om ...

Overview of performance management................................................................................................8 System requirements............................................................................................................................8 2 Performance Monitor operations.................................. ...

Cache hit rates....................................................................................................................................42 Back-end performance.......................................................................................................................43 Drive usage rates........... ...

Volumes (LU) statistics..................................................................................................................92 All host bus adapters connected to ports....... ...

Bind mode (read and write data in cache)...................................................................................138 Prestaging data in cache.............................................................................................................139 Cache Residency system specifications........................... ...

Add New Monitored WWNs confirmation window.......................................................................191 Add to Ports wizard...........................................................................................................................192 Add to Ports window..................................................... ...

This chapter provides an overview on performance management of the XP7 Storage system, and describes the system requirements. Overview of performance management The XP7 Storage system includes a suite of performance management software products that allow you to monitor and tune storage system performance to improve and optimize storage utilization and performance. • Performance Monitor: Enables you to collect and analyze detaile ...

This chapter describes performance monitoring and provides instructions for conducting performance monitoring operations using Performance Monitor. Overview of Performance Monitor Performance Monitor enables you to monitor your XP7 Storage system and collect detailed usage and performance statistics. You can view the data in lists and on graphs to identify changes in usage rates and workloads, analyze trends in disk I/O, an ...

monitoring. The following number of CUs to be monitored determines the options for setting the sampling interval: • Up to 64 CUs. If there are 64 or fewer CUs to be monitored, you can set the sampling interval from 1 minute to 15 minutes in increments of 1 minute. For example, when the sampling interval is set to 3 minutes, Performance Monitor collects statistics o ...

• Usage rates of MPs • Usage rates of DRRs • Write-pending statistics • Access path usage statistics • Data drive usage statistics • Data drive access rates Performance Monitor data graphs You can view both the short-range and long-range statistics on data graphs. All statistics can be viewed in short range (for the storing period corresponding to the sampling interval setting). ...

To correctly display the performance statistics of a parity group, all volumes belonging to the parity group must be specified as monitoring targets. • Storage system maintenance If the storage system is undergoing the following maintenance operations during monitoring, the monitoring data might not be valid: ◦ Adding, replacing, or removing cache memory ◦ Adding, replacing, or removing data drives ◦ Changing the storage ...

information immediately after you run any of the commands. Invalid monitoring data will be generated for a short time but will be corrected automatically when the monitoring data gets updated. The invalid data will temporarily be generated when the volume used for a secondary volume is used as a primary volume after a Cnt Ac-J pair or Cnt Ac-J MF pair is deleted. • Display ...

Before you start the monitoring function, you must set the storing period, short-range or long-range, for the monitoring data. Short-range data can be collected for up to 15 days, and long-range data can be collected for up to six months (186 days). Prerequisites • Required role: Storage Administrator (Performance Management) Procedure 1. Open the Performance Monitor window. In Command View Advanced Edit ...

Procedure 1. Open the Performance Monitor window. In Command View Advanced Edition: 1. On the Resources tab, expand the Storage Systems tree. 2. Right-click the target storage system, and then select Performance Monitor. In Remote Web Console: 1. Select Analytics in Explorer, and select Performance Monitor in the tree to open the Performance Monitor window. 2. In the Performanc ...

Prerequisites • Required role: Storage Administrator (Performance Management) Procedure 1. Open the Performance Monitor window. In Command View Advanced Edition: 1. On the Resources tab, expand the Storage Systems tree. 2. Right-click the target storage system, and then select Performance Monitor. In Remote Web Console: 1. Select Analytics in Explorer, and select Performance Monitor in the tree to open the Performance Monitor w ...

Removing WWNs to monitor Prerequisites • Required role: Storage Administrator (Performance Management) Procedure 1. Open the Performance Monitor window. In Command View Advanced Edition: 1. On the Resources tab, expand the Storage Systems tree. 2. Right-click the target storage system, and then select Performance Monitor. In Remote Web Console: 1. Select Analytics in Explorer, and select ...

Monitored WWNs window. 4. Specify the information for each WWN, as listed in the following table. Description Item Enter the 16-digit hexadecimal number. HBA WWN (required) Enter the unique name to distinguish the host bus adapter from other adapters. The WWN Name must be less than 64 characters and must consist of alphanumeric characters and at least one symbol. WWN Name (option ...

7. In the Confirm window click Apply to apply the settings to the storage system. Related topics • “Edit WWN wizard” (page 183) Connecting WWNs to ports Prerequisites • Required role: Storage Administrator (Performance Management) Procedure 1. Open the Performance Monitor window. In Command View Advanced Edition: 1. On the Resources tab, expand the Storage Systems tree. 2. Right-click the target stor ...

In Command View Advanced Edition: 1. On the Resources tab, expand the Storage Systems tree. 2. Right-click the target storage system, and then select Performance Monitor. In Remote Web Console: 1. Select Analytics in Explorer, and select Performance Monitor in the tree to open the Performance Monitor window. 2. Click the Monitored WWNs tab. 3. On the Monitored WWNs tab, click More Actions > Delete Unused WWNs to open ...