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Chaparral K5312/K7313, G5312/G7313 manual Viewing Array Statistics, To view the array statistics

Models: K5312/K7313 G5312/G7313

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G- and K-Series User’s Guide

3Select Array Status and press Enter.

The status screen displays showing the status of the array you selected.

4Press Esc to return to the Array Menu.

Viewing Array Statistics

You can view the current array statistics. The following statistics are available:

✁Read—Total number of host read requests directed to the array

✁Write—Total number of host write requests directed to the array

✁SecRd—Total number of sectors read from the array

✁SecWt—Total number of sectors written to the array

✁Queue Depth—Current number of commands from the host that are queued up

✁I/O Size—Last host I/O block size request in 512-byte sectors

Similar statistics are also available on an aggregate basis for all array LUNs. For more information, see Displaying Overall Statistics on page 5-11.

To view the array statistics:

1From the System Menu, select Array Menu and press Enter. The Select Array screen displays with a list of existing arrays.

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Chaparral K5312/K7313, G5312/G7313 manual Viewing Array Statistics, To view the array statistics

Contents

User’s Guide Page Copyright TrademarksChanges Technical SupportCanadian Compliance Statement Contents Hardware Installation Monitoring System Status Managing Disk Drives and Enclosures Glossary K-Series User’s Guide Viii Introduction About This GuideProduct Features ConventionsMotherboard CPU Subsystem G-Series Motherboard Ultra2 Scsi Channels G-SeriesMotherboard Disk Cache G-Series Battery Interface G-SeriesHardware Configuration and Management Support G-Series Onboard Connectors G-Series Daughterboard G-SeriesMotherboard CPU Subsystem K-Series Motherboard Ultra2 Scsi Channels K-SeriesIntegrated Battery Backup and Interface K-Series Motherboard Disk Cache K-SeriesFibre Channel Features Hardware Configuration and Management Support K-SeriesOnboard Connectors K-Series Fibre Channel Connection K-SeriesSpecifications SpecificationsPhysical G-Series Electrical G-Series3shows the environmental specifications of the controllers Environmental G-SeriesBattery G-Series Physical K-Series Electrical K-Series7shows the environmental specifications of the controllers Environmental K-SeriesBattery K-Series Chaparral Documents Reference DocumentsExternal Documents K-Series User’s Guide Hardware Installation Connecting the ControllerConnecting to the Scsi Port Connecting to the Fibre Channel PortConnecting to the RS-232 Port To connect to the Fibre Channel portTo connect to the RS-232 port K-Series User’s Guide Accessing the Disk Array Administrator Software Setting ValueSettingValue Navigating the Disk Array Administrator Software Do thisSelect Function Disk Array Administrator Menu TreeChanging the Screen Display Menu tree K-Series User’s Guide Minimum Maximum RAID Level No. Drives Creating and Managing ArraysCreating Arrays To create an array Creating and Managing Arrays RAID Type screen displays Scsi ID K-Series User’s Guide Creating and Managing Arrays Managing Arrays Viewing Array StatusTo view the status of an array Viewing Array Statistics To view the array statisticsCreating and Managing Arrays Resetting Array Statistics To reset array statisticsViewing Drive Status To view drive statusSelect Abort Initialization and press Enter Stopping the Array Initialization ProcessTo stop the array initialization process Verifying an Array To verify an arrayViewing Verification Status To view verification statusReconstructing an Array To stop the verification processExpanding Array Capacity RAID Level Number of Drives You Can AddTo expand an array Viewing Expand Status To view expand statusChanging the Array LUN To change the array LUNTo change the array name Changing the Array NameTrusting an Array To trust an array Deleting an Array To delete an arrayMonitoring System Status Displaying the Event LogViewing the Most Recent Event Viewing One Event at a TimeTo display one event at a time Select View Event Log and press EnterViewing a Whole Screen of Events Capturing the Event Log FileTo display a whole screen of events To capture the event log fileDisplaying Hardware and Configuration Information Group Field What displaysLUN Capi To display hardware information only SEPPress Esc to return to the Utilities Menu To display hardware and configuration information Displaying Overall Statistics To access the general array statistics To access the read/write histogram Resetting Overall Statistics To reset overall statisticsManaging Spares Managing Dedicated SparesAdding a Dedicated Spare To add a dedicated spareTo delete a dedicated spare drive Enabling Dynamic SparesDeleting a Dedicated Spare To enable dynamic spares To add a pool spare Managing the Spare PoolAdding a Spare to the Spare Pool Select Delete Pool Spare and press Enter Deleting a Spare from the Spare PoolTo delete a spare from the spare pool Select Display Pool Spares and press Enter Displaying the Spare PoolTo display the spare pool K-Series User’s Guide Configuring the Controller Rebooting the ControllerTo set the controller’s date Changing the Date and TimeTo shut down and restart the controller To set the controller’s time Understanding LUNs Configuring the Controller Changing the Controller’s Target ID and LUN To change the controller’s target ID and LUN Do thisKeep the same Loop ID for the channel at all times Configuring the Scsi Channels To configure the channelK-Series User’s Guide Working with LUN Zoning 1shows an example of how you can use LUN zoningViewing Known WWNs To view known WWNsSelect Display Host List and press Enter Select Add or Name Host and press Enter Creating Names Aliases for Server WWNsTo create or change names for WWNs Configuring LUN Zoning To set up LUN zoningK-Series User’s Guide Changing the Sample Rate To change the sample rateChanging the Alarm Mute Setting Alarm threshold What to do when the alarm soundsTo enable or disable the alarm SoftwareLocking the Cache Setting To lock the cache settingEnabling and Disabling the Battery To change the battery settingChanging the Utility Priority Select Utility Priority and press Enter Rescanning All ChannelsTo change Utility priority Pausing I/O To rescan all channelsRestoring Default Settings To pause I/OTo restore the default settings Select Restore Defaults and press EnterUpgrading Firmware Upgrading the Controller’s FirmwareTo upgrade the controller’s firmware See Chaparral Technical Support onK-Series User’s Guide Managing Disk Drives and Enclosures Managing Disk DrivesDisplaying Drive Information Displaying All DrivesTo display all drives Clearing Metadata from a Drive To view drive statusTo clear metadata from a drive To change the write-back cache settingEnabling and Disabling Write-back Cache K-Series User’s Guide Displaying Disk Cache Status To display disk cache statusTo enable or disable Smart changes Enabling and Disabling Smart ChangesBlinking a Drive LED To blink a driveTaking Down a Drive To take down a driveTo test a drive Testing a DriveManaging SAF-TE Enclosures Changing the SEP LUN To change the SEP LUNDo this Changing the Additional SEP Settings To change the SEP settingsManaging Disk Drives and Enclosures K-Series User’s Guide Troubleshooting Terminal Emulator and COM Port ProblemsProblem Screen continuously puts out garbage characters Chaparral Technical SupportProblem Array is much smaller than it should be Array ProblemsProblem Screen is updated, but won’t respond to keystrokes To change the backoff percentage Host Scsi Channel ProblemsProblem The host Scsi Bios scan hangs Device Scsi Channel Problems Problems During BootupController Problems Problem Controller failed the onboard memory testProblem One of the Post diagnostic test failed Problem The system hangs at CTsrv startingProblem The controller reports a Sdram memory error Problem The controller reports a Battery errorEvent Definition Recommended Action CriticalErrors WarnUsing the Loader Diagnostics Menu Using the Loader Utility MenuUnderstanding Scsi Errors Disk ErrorsSense Key Description DescriptionsDisk Channel Errors Error Code Description Voltage and Temperature Errors and Warnings K-Series User’s Guide RAID 0 Striped Disks Array BasicsArray Types RAID 1, RAID 1/O Mirrored Disks RAIDArray Basics Min No Description Strengths Weaknesses Level Drives Volume SetsComparing RAID Levels RAID 3 RAID Mixing Disks on Different RAID Controller Channels Glossary K-Series User’s Guide Glossary K-Series User’s Guide Glossary K-Series User’s Guide Index K-Series User’s Guide Index K-Series User’s Guide Index Scsi ID Index K-Series User’s Guide