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2. HDLM Functions
17
Figure 2-5: Flow of I/O Data When the Load Balancing Function Is Not Used
When the load balancing function is not used, I/O operations converge onto a single
path (A). The load on that one physical path (A) will cause a bottleneck, which might
cause problems with system performance.
- 3000-3-F05-50(E) 1
- Summary of amendments 3
- Intended readers 5
- Organization of this manual 5
- Related Publications 6
- Conventions: Abbreviations 7
- Conventions: Diagrams 11
- Contents 15
- 4. HDLM Operation 267 18
- 5. Troubleshooting 343 18
- 6. Command Reference 355 19
- 7. Utility Reference 435 19
- 8. Messages 477 20
- Appendixes 613 21
- Index 625 21
- 1. Overview of HDLM 23
- 1.1 What is HDLM? 24
- • Lightning 9900V Series 25
- • Thunder 9500V Series 25
- • Virtual Storage Platform 25
- 1.2 HDLM Features 26
- 2. HDLM Functions 27
- 2.1 Devices Managed by HDLM 28
- 2.2 System Configuration 29
- 2.3 LU Configuration 31
- 2.4 Program Configuration 33
- /dev/dsk. Character 37
- /dev/rdsk 37
- Environment) 44
- 2.8.2 Manual Path Switching 48
- 2.8.3 Path Status Transition 49
- Online(E) status 51
- Failback Is Used) 52
- Online status 53
- Offline(E) 54
- Offline(C) 57
- 2.11 Error Management 59
- DLMgetras) 63
- Audit Log 65
- StartStop Startup and 66
- DLMgetras utility 66
- 0None Emergency 69
- 2.12.4 Audit Log Data Formats 70
- -mm-ddThh:mm:ss.s time-zone 71
- BasicLog 72
- 2.14 Cluster Support 75
- 3.1 HDLM System Requirements 78
- Supported by HDLM 82
- Required programs 86
- Solaris 10) 90
- Required patches 97
- MISSCOUNT and DISKTIMEOUT 100
- # ls -lL HDLM-raw-device-file 100
- DISKTIMEOUT 106
- /var/tmp during installation 111
- Item Supported number 112
- Number of LUs 1 to 256 112
- 3.3 HDLM Installation Types 115
- /etc/vx/ 116
- 3.4.2 Notes on Installation 117
- 3.4.5 Notes on the Disk Label 122
- 3.5 Installing HDLM 123
- /etc/vfstab file 124
- # mount -p 124
- # zpool export zpool1 124
- # umount /mntpt 124
- /etc/vfstab file is shown in 124
- #) at the 125
- Not Being Used) 132
- Item Description 139
- Being Used) 140
- # ldm stop ldg2 160
- and /dev/ 163
- are HDLM devices 163
- / (root) file system 165
- /usr file system 165
- / (root) file system) 173
- Environment 180
- 3.8.1 Precautions 187
- 3.8.4 Uninstalling HDLM 202
- (root) d100 d101 204
- 16. Uninstall HDLM 208
- 1 and then 222
- 2 and then 223
- Monitoring Interval 225
- 7, and then 226
- Settings 227
- Software Is Not Used) 229
- /etc/vfstab file to set 230
- 3.13 Setting Up VxVM 231
- 3.13.1 Creating a Disk Group 231
- 3.13.2 Creating VxVM Volumes 234
- # reboot 241
- DISABLED 243
- ENABLED 250
- 3.14 Setting Up SDS 257
- 3.14.1 Notes 257
- 3.15 Setting Up SVM 261
- 3.15.1 Notes 261
- 3.16 Setting Up VCS 265
- 3.17 Uninstalling HDLM 267
- 3.17.3 Uninstalling HDLM 275
- (HNTRLib2) 286
- (HNTRLib) 287
- 4. HDLM Operation 289
- 4.1 Notes on Using HDLM 290
- 4.1.3 iostat Command 290
- 4.1.4 Storage System 291
- 4.1.5 Command Execution 291
- 4.1.6 Using a Sun HBA 291
- 4.1.8 Upgrading Solaris 292
- Boot Disk Environment 294
- 4.2.1 Notes on Using Commands 295
- 4.2.4 Viewing LU Information 298
- 4.2.9 Updating the License 302
- 4.4 HDLM Resident Processes 307
- HDLM Operating Environment 308
- 18. Allocate the device ID 324
- /kernel/drv/dlmfdrv.conf) 332
- (When Not Using Sun Cluster) 341
- (When Using Sun Cluster) 344
- 5. Troubleshooting 365
- 5.3.1 Examining the Messages 370
- 5.3.2 Obtain Path Information 370
- 5.5.1 Examining the Messages 374
- 6. Command Reference 377
- ") 379
- 6.2.1 Format 380
- 6.2.2 Parameters 380
- 6.3.1 Format 382
- 6.3.2 Parameter 382
- 6.4.1 Format 385
- 6.4.2 Parameters 385
- 6.5.1 Format 392
- 6.5.2 Parameters 392
- 6.6.1 Format 398
- 6.6.2 Parameters 398
- -intvl checking-interval 403
- 0, and then 407
- Value (severity) Explanation 410
- -category [[ss] [a] [ca] 411
- -audfac facility-value 411
- 6.7.1 Format 415
- 6.7.2 Parameters 417
- Displayed path information 430
- -path parameter or the 430
- -path -item parameter 430
- -path -c parameter 430
- -item parameter 434
- SLPR slpr 437
- PathName pn 437
- ChaPort cp 437
- CLPR clpr 437
- -hdev host-device-name 438
- -pathid AutoPATH_ID 438
- Displayed LU information 441
- 6.8.1 Format 451
- 6.8.2 Parameters 451
- 7. Utility Reference 457
- 7.1 Overview of the Utilities 458
- 7.2.1 Format 460
- 7.2.2 Parameters 460
- 7.3.1 Format 473
- 7.3.2 Parameters 474
- daemon is output to 476
- 7.4.1 Format 477
- 7.4.2 Parameter 477
- 7.5.1 Format 478
- 7.5.2 Parameters 478
- Configuration Definition File 481
- 7.6.1 Format 482
- 7.6.2 Parameters 482
- Configuration File 487
- 7.7.1 Format 487
- 7.7.2 Parameters 487
- 7.8.1 Format 490
- 7.8.2 Parameters 490
- 7.8.4 About the Log File 497
- 7.9.1 Format 498
- 7.9.2 Parameters 498
- 7.9.3 Log file 498
- 8. Messages 499
- • HDLM alert driver 501
- • HDLM management target 501
- 8.2 KAPL01001 to KAPL02000 502
- KAPL01006-W 503
- KAPL01007-W 503
- KAPL01008-W 503
- KAPL01009-W 504
- KAPL01012-E 504
- KAPL01013-E 504
- KAPL01014-W 505
- KAPL01015-W 505
- KAPL01016-W 505
- KAPL01018-W 506
- KAPL01019-W 506
- KAPL01040-W 508
- KAPL01041-E 508
- KAPL01044-W 508
- KAPL01045-W 509
- KAPL01048-W 509
- KAPL01049-I 509
- KAPL01050-I 510
- KAPL01051-I 510
- KAPL01052-I 510
- KAPL01053-I 511
- KAPL01054-W 511
- KAPL01055-I 511
- KAPL01056-I 512
- KAPL01057-I 512
- KAPL01058-W 512
- KAPL01059-W 513
- KAPL01060-I 513
- KAPL01061-I 513
- KAPL01063-I 514
- KAPL01068-I 514
- KAPL01069-W 514
- KAPL01070-E 514
- KAPL01076-I 516
- KAPL01078-W 516
- KAPL01079-W 516
- KAPL01080-W 516
- KAPL01081-E 517
- KAPL01082-E 517
- KAPL01083-I 517
- KAPL01084-W 517
- KAPL01088-W 518
- KAPL01089-E 518
- KAPL01090-E 518
- KAPL01091-E 519
- KAPL01092-E 519
- KAPL01093-E 519
- KAPL01094-E 520
- KAPL01095-E 520
- KAPL01096-E 520
- KAPL01097-W 521
- KAPL01100-I 521
- KAPL01101-W 521
- KAPL01102-I 521
- KAPL01103-I 522
- KAPL01104-I 522
- KAPL01107-I 522
- KAPL01112-E 523
- KAPL01114-W 523
- KAPL01115-W 523
- KAPL01116-W 524
- KAPL01117-W 524
- KAPL01118-W 524
- KAPL01119-W 524
- KAPL01120-W 525
- KAPL01121-W 525
- 8.3 KAPL03001 to KAPL04000 526
- KAPL03007-E 527
- KAPL03008-E 527
- KAPL03999-E 527
- 8.4 KAPL04001 to KAPL05000 529
- KAPL04009-E 530
- KAPL04010-E 530
- KAPL04011-E 530
- KAPL04012-E 531
- KAPL04013-E 531
- KAPL04014-E 531
- KAPL04019-E 531
- KAPL04021-I 532
- KAPL04022-W 532
- KAPL04023-E 532
- KAPL04024-C 533
- KAPL04025-C 533
- KAPL04026-I 533
- KAPL04027-I 533
- KAPL04045-I 536
- 8.5 KAPL05001 to KAPL06000 537
- KAPL05014-I 538
- KAPL05018-W 538
- KAPL05019-I 539
- KAPL05020-I 539
- KAPL05021-I 539
- KAPL05023-E 539
- KAPL05039-W 540
- KAPL05040-E 540
- KAPL05041-E 541
- KAPL05042-I 541
- KAPL05411-W 541
- KAPL05412-W 542
- KAPL05436-E 542
- KAPL05437-E 542
- KAPL05438-E 543
- KAPL05451-I 543
- KAPL05452-W 543
- KAPL05901-E 544
- KAPL05902-E 544
- KAPL05903-E 544
- KAPL05904-E 545
- KAPL05905-W 545
- KAPL05921-E 545
- 8.6 KAPL06001 to KAPL07000 546
- KAPL06009-I 547
- KAPL06010-E 547
- KAPL06013-E 547
- KAPL06014-E 548
- 8.7 KAPL07001 to KAPL08000 549
- 8.8 KAPL08001 to KAPL09000 550
- KAPL08023-I 551
- KAPL08026-E 551
- PathID = aa...aa 552
- 8.9 KAPL09001 to KAPL10000 553
- KAPL09020-E 554
- KAPL09021-E 554
- KAPL09023-E 554
- KAPL09024-E 554
- KAPL09025-W 555
- KAPL09026-I 555
- KAPL09027-E 555
- KAPL09090-W 559
- KAPL09091-E 559
- KAPL09112-E 559
- KAPL09113-E 560
- KAPL09114-I 560
- KAPL09115-W 560
- KAPL09133-E 561
- KAPL09135-E 561
- KAPL09137-W 561
- KAPL09140-E 562
- KAPL09142-E 562
- KAPL09143-E 562
- KAPL09148-W 563
- KAPL09149-E 564
- KAPL09171-E 564
- KAPL09176-I 564
- KAPL09179-I 565
- KAPL09183-I 565
- KAPL09187-W 565
- KAPL09188-W 565
- KAPL09213-W 569
- KAPL09214-W 569
- KAPL09215-E 569
- KAPL09216-E 570
- KAPL09217-E 570
- KAPL09218-E 571
- KAPL09219-E 571
- KAPL09220-W 572
- KAPL09221-W 572
- KAPL09227-W 572
- KAPL09228-W 573
- KAPL09229-W 573
- KAPL09230-W 573
- KAPL09231-W 574
- KAPL09232-W 574
- KAPL09233-W 574
- KAPL09234-W 575
- KAPL09235-E 575
- KAPL09236-W 576
- KAPL09237-I 576
- KAPL09238-W 576
- KAPL09239-I 576
- KAPL09241-W 577
- KAPL09242-E 577
- KAPL09243-I 577
- KAPL09246-E 578
- KAPL09247-E 578
- KAPL09248-W 578
- KAPL09501-E 578
- KAPL09504-E 579
- KAPL09505-E 579
- KAPL09509-E 579
- KAPL09510-E 579
- KAPL09601-E 580
- KAPL09602-E 580
- KAPL09603-E 580
- KAPL09604-E 581
- 8.10 KAPL10001 to KAPL11000 582
- KAPL10005-W 583
- KAPL10006-W 583
- KAPL10007-W 583
- KAPL10008-W 583
- KAPL10009-W 584
- KAPL10010-W 584
- KAPL10011-W 584
- KAPL10012-W 585
- KAPL10013-W 585
- KAPL10014-W 586
- KAPL10015-W 586
- KAPL10016-W 586
- KAPL10017-W 587
- KAPL10020-I 587
- KAPL10021-I 587
- KAPL10034-E 589
- KAPL10035-E 589
- KAPL10036-E 589
- KAPL10049-I 590
- KAPL10050-I 590
- KAPL10201-W 590
- KAPL10202-W 590
- KAPL10204-I 591
- KAPL10220-E 591
- KAPL10221-E 591
- KAPL10223-E 591
- KAPL10224-E 592
- KAPL10225-W 592
- KAPL10227-E 592
- KAPL10228-W 592
- Internal processing error 593
- (cc...cc) 593
- Errno = bb...bb (cc...cc) 594
- KAPL10238-W 595
- KAPL10240-E 595
- KAPL10241-E 595
- KAPL10242-I 595
- KAPL10243-W 596
- KAPL10244-I 596
- KAPL10251-W 596
- KAPL10252-W 597
- KAPL10253-W 597
- KAPL10254-W 597
- KAPL10255-E 597
- Device = dd...dd 598
- KAPL10259-W 599
- KAPL10260-W 599
- KAPL10297-E 599
- KAPL10298-E 599
- KAPL10299-E 600
- KAPL10316-E 600
- KAPL10320-E 600
- KAPL10328-E 601
- KAPL10329-E 601
- KAPL10334-E 601
- KAPL10368-I 601
- KAPL10369-I 602
- KAPL10370-I 602
- KAPL10371-W 602
- KAPL10372-E 602
- KAPL10373-I 603
- KAPL10374-I 603
- KAPL10375-W 603
- KAPL10376-E 604
- KAPL10377-I 604
- KAPL10378-I 604
- KAPL10379-E 604
- KAPL10380-E 605
- KAPL10382-W 605
- KAPL10383-E 605
- KAPL10384-E 606
- KAPL10385-I 606
- KAPL10386-I 606
- KAPL10387-W 606
- KAPL10388-E 607
- KAPL10390-W 607
- KAPL10391-E 608
- KAPL10392-E 608
- KAPL10395-E 608
- KAPL10396-W 609
- KAPL10397-E 609
- KAPL10398-E 609
- KAPL10701-I 610
- KAPL10702-E 610
- KAPL10703-E 610
- KAPL10704-I 610
- KAPL10705-E 611
- KAPL10706-E 611
- KAPL10707-E 611
- KAPL10708-E 611
- KAPL10709-E 612
- KAPL10710-E 612
- KAPL10711-E 612
- KAPL10712-E 612
- KAPL10713-E 613
- KAPL10714-E 613
- KAPL10715-E 613
- KAPL10716-E 613
- KAPL10717-E 614
- KAPL10718-E 614
- KAPL10719-I 614
- KAPL10720-W 615
- KAPL10721-E 615
- KAPL10722-I 615
- KAPL10723-I 615
- KAPL10951-I 616
- KAPL10952-W 616
- KAPL10953-E 616
- KAPL10954-E 617
- 8.11 KAPL11001 to KAPL12000 618
- KAPL11903-I 619
- KAPL11904-E 619
- KAPL11905-E 620
- KAPL11906-I 620
- XML reception - aa...aa 621
- XML transmission - aa...aa 621
- 8.12 KAPL13001 to KAPL14000 622
- KAPL13605-W 623
- KAPL13606-W 623
- 8.13 KAPL15001 to KAPL16000 624
- Component 628
- DLMgetras utility, see 629
- DLMgetras 630
- Appendixes 635
- A. Sun Cluster 3.2 Commands 636
- C. Glossary 639
- DNum field 640
- /dev/dsk and /dev/rdsk 643
- AutoPATH_ID 644
- /devices 644
- , 381, 617 647
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