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8-3
Monitoring Array Performance
AHA-3980/3980W/3985/3985W User’s Guide
Stock Number: 510810-00, Rev. D Page: 8-3
Print Spec Number: 493479-00
Current Date: 3/1/99 ECN Date: 3/19/96
5
At the last information screen, press any key to return to the
Status Menu.
6
Press
Esc
to return to the System Menu or Main Menu.
Displaying Performance Statistics
To display the performance statistics for an array or the disks in an
array, follow these steps:
1
If the system has only one array, skip to step 2. Otherwise,
from the System Menu select
Select T
arget Array
. Then select
the array for which you want the statistics. The Main Menu for
that array appears.
2
From the Main Menu, select
D
isplay Array Status
. The Status
Menu appears.
3
Select
Display S
tatistics
. The Statistics Menu for that array
appears.
4
Select one of the following options:
T
emporary Array Statistics:
To display for the entire array the
number of read requests and write requests.
Temporary Drive S
tatistics:
To display for each drive the num-
ber of reads, the number of writes, and the total sectors read
from and written to.
Permanent D
rive Statistics:
To display for each drive the
errors that were corrected, successful retries, and reassigned
blocks.
5
When finished viewing the screen of statistics, press
Esc
to dis-
play a pop-up menu and then select
Q
uit
.
Note:
Totals are reset to zero when an array is formatted or
when you reset the totals to zero (see
Resetting the Temporary
Statistics to Zero
on page 8-4).
- AHA-3980/3980W/3985/3985W 1
- AHA-3980/3980W 3
- /3985/3985W 3
- GO ADAPTEC 4
- Contents 7
- PART 2: Setting Up Arrays 8
- PART 3: Managing Arrays 9
- Print Spec Number: 493479-00 10
- 11 Initializing Arrays 11
- 14 Using a CD-ROM Drive 12
- A Hardware Troubleshooting 12
- B Software Error Messages 12
- C Glossary of RAID Software 12
- Getting Started 13
- System Requirements 14
- Using This Document 15
- Helvetica Italics 16
- WARNING: 16
- Learning the Basics 17
- Array Basics 19
- Disk Requirements 21
- Capacities 22
- Understanding the Adaptec 23
- RAID Software 23
- The Administrator Utility 24
- The Adaptec CI/O Software 24
- The Copy Drivers Utility 25
- Understanding the 27
- AHA-398x Adapter 27
- The SCSI 29
- Configuration Utility 29
- NetWare and DOS Support 29
- Supported SCSI Devices 30
- Setting Up Arrays 31
- Installing the AHA-398x 33
- AHA-398x Layout 34
- Connecting SCSI Devices 37
- Choosing SCSI Cables 39
- Internal SCSI 40
- Colored Stripe 40
- External SCSI Cable 42
- External SCSI Connector 42
- External 43
- SCSI Cable 43
- External SCSI Device 43
- SCSI Cables 43
- Terminating the SCSI Bus 44
- Terminating Channel A 46
- LED Connector J6 48
- LED Cable 48
- Installing Multiple Adapters 49
- 3980note.txt 52
- Preparing a Boot Device and 53
- Installing Drivers 53
- Configuration Utility 55
- Copying Drivers 60
- NetWare 3.11 61
- NetWare 3.12 61
- NetWare 4.xx 63
- Displaying Array Information 66
- Replacing an Array Drive 68
- Initializing an Array 68
- Managing Arrays 71
- The Main and System Menus 75
- Selecting Menu Options 77
- Grayed Menu Options 78
- Getting Help 78
- Monitoring Array 79
- Performance 79
- Monitoring Array Performance 81
- Displaying Volume Information 82
- The Log File 86
- Assigning a Priority 88
- Testing Spare Disks 90
- Canceling Reconstruction 92
- Scheduling Tasks 93
- Using the Hardware Functions 95
- Changing Array 99
- Configurations 99
- Caution: 101
- Adding a Spare Disk 104
- RAID 5 CVT 105
- Canceling a Conversion 107
- Deleting an Array 108
- Deinstalling NLMs 108
- Directory 109
- Initializing Arrays 111
- Choosing the Data Block Size 112
- Reinitializing an Array 112
- Working from a Remote 115
- Workstation 115
- Administrator Utility 116
- Administrator Utility Data 117
- Advanced Hardware Topics 119
- Configuring the Adapter 121
- Basic Channel Settings 122
- SCSI Parity Checking 123
- Host Adapter SCSI Termination 123
- Initiate Sync Negotiation 123
- Maximum Sync Transfer Rate 124
- Enable Disconnection 124
- Send Start Unit Command 125
- Include in BIOS Scan 125
- Starting SCSI 126
- Using SCSI 127
- Exiting SCSI 127
- Listing SCSI IDs 131
- Formatting a SCSI Disk 131
- Verifying a Disk 132
- Using a CD-ROM Drive 133
- Hardware Troubleshooting 139
- Startup Diagnostics 140
- BIOS Startup Messages 141
- ParseDriverParameters 144
- Using SCSI Drives as C and D 147
- Other Problems and Solutions 148
- Software Error Messages 151
- Glossary of RAID Software 155
- NetWare Loadable Modules 156
- Other Files 158
- ▼ ▼ ▼ ▼ 159
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