HP 507610-B21 - Dual Port 500 GB Hard Drive Support and Manuals
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Popular HP 507610-B21 Manual Pages
Hot-Pluggable SAS and SATA Hard Drive Installation Instructions for HP ProLiant Servers - Page 1
... drops. Review guidelines-When replacing a failed drive, refer to identify and remove a failed drive.
2. Availability of Japanese documentation
To view or download Japanese versions of the HP hard drive documentation in the express warranty statements accompanying such products and services. HP Hot-Pluggable SAS and SATA Hard Drive
Installation Instructions
for procedures to the Technical...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 1
... interface technologies ...3 Key HDD design parameters for enterprise environments 3 SAS use for enterprise systems...4 HDD performance comparisons ...5 Performance comparison between SATA and SAS drives 5 Performance comparisons between SAS drives 8
Performance comparisons based on form factor 8 Performance comparisons based on platter speed 11 SAS drive specifications ...13 Conclusion...13...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 2
...• Error management and pre-failure warning • Redundant Array of the enterprise storage system. HDD controller technologies
To enhance the operating efficiency of multiple drives, HDD controllers use...(HDD) must meet the maximum reliability and scalable performance goals of the latest small form factor SAS drives available from HP at http://h20000.www2.hp.com/bc/docs/support/...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 3
... be expected to run per year (100 percent duty cycle = 8760 hours per connection
15 [2]
HDD type supported
SCSI
SATA
Relative reliability
Good
Adequate
Best suited for
Enterprise servers (replaced by SAS)
Entry level servers
NOTES: [1] Actual data rates are for high input/out applications. The AFR is less applicable for smaller systems but...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 4
...SAS HDDs for enterprise-class systems. For a general discussion of SAS technology, refer to the HP white paper "Serial Attached SCSI Technology" available at the following HP web page:
http://h20000.www2.hp.com/bc/docs/support...factor in setting up a system. The smaller platters of drives
4
6
RAID support
RAID 0, 1 [1]
RAID 0, 1, 10, 5, 6 [2]
NOTES: [1] Requires optional SAS controller ...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 5
... workload also play a part in system performance and should be considered when evaluating systems.
Performance comparison between HDD interface types, form factors, and platter speeds. Figures 1 through 3 are more easily achieved using the following configuration:
• System: HP StorageWorks 60 Modular Smart Array • SAS Controller: HP Smart Array P400, firmware version 4.12, 512...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 6
...60-GB, 5.4K, 25/75 R/W cache (baseline performance level) SATA, NCQ 120-GB, 5.4K, 25/75 R/W cache SAS, 72-GB, 15K, 25/75 R/W cache
256 128 64 32 16 8 4 2 1 256 128 64 32 16 8 ... 4 2 1 256 128 64 32 16 8 4 2 1 256 128 64 32 16 8 4 2 1
The HP P400 controller supports NCQ, so the NCQ SATA drives provide an increase in the same configuration, and illustrates the substantial improvement of the SATA ...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 7
Throughput performance: random operations of non-NCQ SATA, NCQ SATA, and SAS 2-drive array with HP Smart Array P400 Controller, RAID 1
THROUGHPUT (IOPS)
1000
Random Opeations, RAID 1 (128 ... RANDOM READ
64KB RANDOM WRITE
SATA, Non-NCQ 60-GB, 5.4K, 25/75 R/W cache SATA, NCQ 120-GB, 5.4K, 25/75 R/W cache SAS, 72-GB, 15K, 25/75 R/W cache
256 128 64 32 16 8 4 2 1 256 128 64 32 16 8 4 2 1 256 128...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 8
... based on form factor Figures 4 through 8 compare the performance of performance for testing the SAS drives:
• System: HP StorageWorks 70 Modular Smart Array • SAS Controller: HP Smart Array P800, firmware version 4.06, 512 MB cache
Figure 4. While providing maximum storage capacity and performance, RAID 0 does not provide any disk redundancy.
8 SFF 15K Performance...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 9
... RANDOM WRITE
8KB OLTP
64KB RANDOM READ 64KB RANDOM WRITE
Level of performance for LFF SAS drives
2 SFF SAS drives 4 SFF SAS rives 6 SFF SAS drives 8 SFF SAS drives 12 SFF SAS drives
256 128 64 32 16 8 4 2 1 256 128 64 32 16 ...a strategy for most RAID 1 configurations.
9 SFF 15K Performance compared to LFF 15K 72-GB SAS drives with HP Smart Array P800 Controller, RAID 1 (128K)
% Diff -
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 10
...
500
0
4KB RANDOM READ
4KB RANDOM WRITE
SA-P800, RAID-5 (64KB) - Figure 6. RAID5 performance of SFF SAS drives with the HP Smart Array P800 Controller using RAID 5 (64K). SFF 15K
4KB OLTP
8KB RANDOM READ 8KB RANDOM WRITE
4 SFF SAS drives 6 SFF SAS drives 8 SFF SAS drives 12 SFF SAS drives
8KB OLTP
IOMETER 07.30.2004...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 11
... can increase with an HP Smart Array P800 controller using...SAS HDD
As indicated by the storage system. Performance comparisons based on platter speed
The charts in Figure 7 compare sequential read performance between 10K (rpm) and 15K SFF SAS drives operating as a 6-drive array with greater queue depths, user interaction response of the system is the number of commands waiting to be serviced...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 12
.... of drives 3 4 5 6 7 8
3 4 5 6 7 8
3 4 5 6 7 8
10K HDD & P400 controller
15K HDD & 6402 controller
As indicated in this case). For optimum performance, the stripe size should be configured for arrays of three...size set to eight drives, using RAID 5 with array size (number of drives). Figure 8 compares the random read performance of 10K and 15K SFF SAS drives for the specific ...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 13
... is the one that offer economical service and good dollar-per U space can be achieved without notice. Higher drive densities provide better overall performance, reliability, and lower operating costs.
13
SAS drive specifications
Table 3 compares the seek time and power consumption of SFF (2.5-inch) SAS drives available from HP at time of 3.5-inch drives, higher...
Performance factors for HP ProLiant Serial Attached Storage (SAS) - Page 14
Resource description QuickSpecs for HP products and services are set forth in the express warranty statements accompanying such products and services. The only warranties for HP SAS drives
"Serial ATA technology" technology brief
Web address
http://h18004.www1.hp.com/products/quickspecs/12244_na/12 244_na.html
http://h20000.www2.hp.com/bc/docs/support/SupportManual/c0 0301688/c00301688.pdf
"...
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