2008/05/19 12 Bay Infiniband Multilane SATA Enclosure DS-1240
This 12-bay 3U SATA direct connect hard drive storage subsystem features twelve hot swap SATA hard drive bays enclosed in a black heavy duty rack mountable 1.2mm steel case. The enclosure utilizes three Infiniband multilane connections on the rear of the case to support all twelve hard drive bays. The DS-1240 supports both SATA I and SATA II hard drives. The enclosure measures 19.75" deep, 5.9" high and 19" wide. The enclosure weighs 32 pounds empty and approximately 50 pounds when twelve SATA hard drives are installed. The Norco DS-1240 is compatible with Macintosh, Windows and Linux computers that have a compatible SATA host adapter installed. The purpose of this review is to determine how the NORCO DS-1240 will perform with an Apple Mac Pro.

System Requirements
Any computer that supports external Infiniband multilane enclosures.
Supports Mac OS X 10.4.x or higher, Windows and Linux.
Supports up to 12 external SATA 3.5" hard drives.
Utilizes three Infiniband multilane external connectors.
Optional NORCO-4154 Multilane to 4 SATA adapter is available.
What's Included?
The Norco DS-1240 includes a 3U rack mountable case, twelve 3.5" hard drive trays, drive mounting screws, a small screwdriver, power cord and a users guide.

Pros
★12-bay hot swap SATA enclosure under $650.
★Three Infiniband multilane connectors.
★Fan and temperature alarms.
★Rack Mountable.
★Easy access enclosure for modifications.
★Easily mounts single drives or a RAID configuration.
★Fan Mate 2 controllers can be used for quiet operation.
★Well designed, good looking, heavy duty quality hardware.
★Can be configured with an Areca ARC-1231ML RAID 6 controller
| |
Stock |
Fans |
FM2 Turned |
Down |
| Location |
After 90 min |
Hour idle |
After 90 min. |
Hour idle |
| Top Bay |
108 |
102 |
109 |
106 |
| Bay 2 |
109 |
104 |
113 |
106 |
| Bay 3 |
108 |
102 |
111 |
104 |
| Bay 4 |
109 |
104 |
113 |
108 |
| Bay 5 |
109 |
104 |
113 |
108 |
| Bay 6 |
108 |
102 |
111 |
104 |
| Bay 7 |
109 |
104 |
113 |
106 |
| Bay 8 |
108 |
102 |
111 |
106 |
| Bay 9 |
108 |
104 |
111 |
108 |
| Bay 10 |
106 |
100 |
109 |
104 |
| Bay 11 |
106 |
102 |
109 |
104 |
| Bay 12 |
106 |
100 |
109 |
104 |
Bays 1-12 are Seagate 320GB model 7200.10 SATA hard drives model ST3320620AS.
Norco DS-1240 - Twelve Drive RAID 5 & 6 Comparison
| |
|
|
|
|
| |
RAID 5
Twelve Seagate
ST3320620AS
320GB x 12
ARC-1231ML |
RAID 5 + Spare
Twelve Seagate
ST3320620AS
320GB x 12
ARC-1231ML |
RAID 6
Twelve Seagate
ST3320620AS
320GB x 12
ARC-1231ML |
RAID 6 + Spare
Twelve Seagate
ST3320620AS
320GB x 12
ARC-1231ML |
| Area Full |
write |
read |
write |
read |
write |
read |
write |
read |
| empty |
770 |
621 |
762 |
600 |
717 |
557 |
702 |
533 |
| 10% |
807 |
619 |
763 |
612 |
737 |
564 |
723 |
539 |
| 20% |
810 |
611 |
784 |
600 |
739 |
570 |
708 |
534 |
| 30% |
822 |
619 |
766 |
600 |
730 |
568 |
691 |
535 |
| 40% |
788 |
609 |
737 |
590 |
718 |
565 |
662 |
534 |
| 50% |
769 |
612 |
691 |
584 |
701 |
551 |
623 |
524 |
| 60% |
733 |
597 |
666 |
538 |
667 |
542 |
588 |
487 |
| 70% |
675 |
548 |
615 |
508 |
612 |
495 |
548 |
458 |
| 80% |
610 |
508 |
566 |
458 |
564 |
460 |
505 |
419 |
| 90% |
537 |
450 |
498 |
409 |
497 |
409 |
435 |
368 |
| 100% |
443 |
367 |
387 |
351 |
412 |
334 |
371 |
303 |
| Average |
706 |
560 |
658 |
532 |
645 |
510 |
596 |
476 |
| Format Size |
3.2TB |
|
2.91TB |
|
2.91TB |
|
2.62TB |
|
| Hot Spare |
No |
|
Yes |
|
No |
|
Yes |
|
| Redundancy |
Yes |
|
Yes |
|
Yes |
|
Yes |
|
Results are shown in MB per second. Twelve Seagate 320GB 7200.10 hard drives were used to create these RAID sets using the Norco DS-1240/ARC-1231ML combination with an Apple Mac Pro.
Norco DS-1240 - Twelve Drive RAID 0 & 10 Comparison
| |
|
|
|
|
| |
RAID 0
Twelve Seagate
ST3320620AS
ARC-1231ML
Web Interface |
RAID 0
Twelve Seagate
ST3320620AS
ARC-1231ML
Disk Utility |
RAID 10
Twelve Seagate
ST3320620AS
ARC-1231ML
Web Interface |
RAID 10 + Spare
Twelve Seagate
ST3320620AS
ARC-1231ML
Web Interface |
| Area Full |
write |
read |
write |
read |
write |
read |
write |
read |
| empty |
848 |
677 |
837 |
673 |
399 |
399 |
395 |
363 |
| 10% |
870 |
675 |
776 |
657 |
426 |
398 |
444 |
361 |
| 20% |
884 |
676 |
898 |
669 |
420 |
388 |
435 |
353 |
| 30% |
913 |
678 |
913 |
661 |
414 |
379 |
423 |
347 |
| 40% |
876 |
673 |
876 |
650 |
440 |
366 |
407 |
334 |
| 50% |
837 |
665 |
838 |
652 |
423 |
350 |
389 |
318 |
| 60% |
800 |
658 |
798 |
635 |
400 |
331 |
366 |
300 |
| 70% |
736 |
595 |
735 |
597 |
368 |
306 |
340 |
279 |
| 80% |
678 |
555 |
677 |
552 |
340 |
282 |
313 |
254 |
| 90% |
597 |
483 |
578 |
501 |
299 |
247 |
274 |
226 |
| 100% |
494 |
406 |
493 |
405 |
247 |
203 |
226 |
186 |
| Average |
776 |
613 |
765 |
605 |
380 |
332 |
365 |
302 |
| Format Size |
3.49TB |
|
3.49TB |
|
1.75TB |
|
1.6TB |
|
| Hot Spare |
No |
|
No |
|
No |
|
Yes |
|
| Redundancy |
No |
|
No |
|
Yes |
|
Yes |
|
Results are shown in MB per second. Twelve Seagate 320GB 7200.10 hard drives were used to create these RAID sets using the Norco DS-1240 and ARC-1231ML combination with an Apple Mac Pro.