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J.3Operation of Independent utility
Appendix J Maintenance of TOSHIBA RAID
J.3 Operation of Independent utility
J.3.1 Outline of Independent utility
This is a utility to display Drive Log of TOSHIBA RAID.
(1) Drive Log
TOSHIBA RAID can store about 7,000 logs of Drive Log.
TOSHIBA RAID make Drive Log redundant and store it. The drive has own log and
other drive’s log.
In TOSHIBA RAID, the log of own drive is called “Own Log” and the redundant log
of other drive’s drive is called “Redundant Log”. Each port has “Own Log” and
“Redundant Log”. As shown in the following figure, the Port 0 has “Own Log” of
Port0 and “Redundant Log” of Port1. The Port1 has “Own Log” of Port1 and
“Redundant Log” of Port0.
Redundant Log
Data area
Own Log
Port1
Port0
RAID-0 or RAID 1
Redundant
Own Log
Data area
Redundant Log
Reserved area
(About 2MB)
Figure J-3 Drive Log
(2) Information of Drive Log
TOSHIBA RAID writes the log when any change in RAID array or an error occurs. So,
seeing the log can trace the history of the array or error information. In TOSHIBA
RAID, about 7,000 logs can be stored and the past logs can be referred in detail.
J-8 [CONFIDENTIAL]
QOSMIO G20 Maintenance Manual (960-511)
Summary of Contents for QOSMIO G20 Series
Page 10: ...x CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 11: ...Chapter 1 Hardware Overview CONFIDENTIAL ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 38: ...1 9 AC Adapter 1 Hardware Overview 1 24 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 39: ...Chapter 2 Troubleshooting Procedures CONFIDENTIAL ...
Page 40: ...2 2 ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 44: ...2 vi CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 113: ...Chapter 3 Tests and Diagnostics CONFIDENTIAL ...
Page 114: ...3 Tests and Diagnostics 3 3 ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 223: ...3 Tests and Diagnostics 3 32 SETUP QOSMIO G20 Maintenance Manual 960 511 CONFIDENTIAL 3 105 ...
Page 236: ...3 32 SETUP 3 Tests and Diagnostics 3 118 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 237: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Page 238: ...4 Replacement Procedures 4 4 ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 331: ...Appendices CONFIDENTIAL ...
Page 332: ...App ii CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 347: ...Appendix A Handling the LCD Module A 6 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 354: ...Appendix B Board Layout B 4 SD board QOSMIO G20 Maintenance Manual 960 511 CONFIDENTIAL B 7 ...
Page 412: ...Appendix G BIOS Rewrite Procedures G 2 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...
Page 416: ...Appendix I Reliability I 2 CONFIDENTIAL QOSMIO G20 Maintenance Manual 960 511 ...