Specifications

DS300f G2 Series User Manual
88
Advanced information for SAS physical drives includes:
makInG Global PhySIcal DrIve SettInGS
To make global physical drive settings:
1. Click the Device tab.
2. Click the Physical Drive icon.
3. Click the Global Physical Drive Settings button.
4. Checktheboxestoenable,unchecktodisable.
For SATA drives:
•
EnableWriteCache
• EnableReadLookAheadCache
• EnableCommandQueuing
For SAS drives:
•
EnableWriteCache
• EnableReadLookAheadCache
• EnableReadCache
5. Click the Save button.
•
ReadCache–Enabledordisabled
• ReadCacheSupport–YesorNo
• WriteCache–Enabledordisabled
• WriteCacheSupport–YesorNo
• EnableReadLookAheadSupport–YesorNo
• ReadLookAheadCache–Enabledordisabled
• CommandQueuing–Enabledordisabled
• CommandQueuingSupport–YesorNo
• WWN–WorldWideName
• Port1NegotiatedPhysicalDriveSpeed
• Port1SASAddress
• Port2NegotiatedPhysicalDriveSpeed
• Port2SASAddress
• DriveTemperatureinºC
• DriveReferenceTemperatureinºC
• PowerSavingLevel–
Enabledordisabled
• MediumErrorThreshold
• SASSATABridgeFirmwareVersion
• SASSATABridgeBootLoaderVersion
makInG InDIvIDual PhySIcal DrIve SettInGS
To make individual physical drive settings:
1. Click the Device tab.
2. Click the Physical Drive icon.
3. Clickthephysicaldriveyouwant,thenclicktheSettings button.
4. On the Settings tab:
•
Enter,change,ordeletethealiasintheAliaseld.
5. On the SMARTLogSettingstab:
•
ChecktheboxtoenabletheSMARTlog.
6. Click the Save button.
vIewInG PhySIcal DrIve StatIStIcS
To view physical drive statistics:
1. Click the Device tab.
2. Click the Physical Drive icon.
3. Clickthephysicaldriveyouwant,thenclicktheView button.
4. Click the Statistics tab.
Physical drive statistics include
Toclearphysicaldrivestatistics,see"Clearing Statistics" on page 55.
•
DataTransferred
• ReadDataTransferred
• WriteDataTransferred
• Errors-Numberoferrors
• NonRead/WriteErrors
• ReadErrors
• WriteErrors
• I/ORequest–Numberofrequests
• NonRead/WriteRequest–
Numberofrequests
• ReadI/ORequest–Numberofrequests
• WriteI/ORequest–Numberofrequests
• StatisticsStartTime–Timeanddate
• StatisticsCollectionTime–Timeanddate
• AvgResponseTimeCtrl1–Controller
1averageresponsetime
• AvgResponseTimeCtrl2–Controller
2averageresponsetime
• MaxResponseTimeCtrl1–Controller
1maximumresponsetime
• MaxResponseTimeCtrl2–Controller
2maximumresponsetime