User Guide
Page 12
... by referring to controller(s) and disk drives being managed with Adaptec Storage ManagerTM or the other utilities described in this Guide are known to SAS, see page 59.) You should be familiar with computer hardware, data storage, RAID technology, and the input/output (I/O) technology-Small Computer System Interface (SCSI), SAS, or Serial ATA (SATA)-used...
... by referring to controller(s) and disk drives being managed with Adaptec Storage ManagerTM or the other utilities described in this Guide are known to SAS, see page 59.) You should be familiar with computer hardware, data storage, RAID technology, and the input/output (I/O) technology-Small Computer System Interface (SCSI), SAS, or Serial ATA (SATA)-used...
User Guide
Page 17
... disk drives arrange commands into the most efficient order for optimum performance ● (SAS and SCSI RAID controllers only) Support for disk drive enclosures with SAF-TE enclosure management hardware ● (SAS RAID controllers only) Support for creating and managing RAID arrays-A full software application (Adaptec Storage Manager), a BIOS-based utility, a command line utility, and a DOS utility...
... disk drives arrange commands into the most efficient order for optimum performance ● (SAS and SCSI RAID controllers only) Support for disk drive enclosures with SAF-TE enclosure management hardware ● (SAS RAID controllers only) Support for creating and managing RAID arrays-A full software application (Adaptec Storage Manager), a BIOS-based utility, a command line utility, and a DOS utility...
User Guide
Page 18
... improve performance by upgrading your Adaptec controller with a feature key, see page 18. Currently, Adaptec offers the snapshot function as an upgrade feature which can use Adaptec Storage Manager to the Adaptec Web site at www.adaptec.com.... the Adaptec Flash Utility on the Adaptec Storage Manager Installation CD. Note: Snapshots are supported by your Adaptec RAID controller. RAID Controller Adaptec 4800SAS / Adaptec 4805SAS Adaptec 2420SA / Adaptec 2820SA Adaptec 2130SLP / Adaptec 2230SLP Battery Model Adaptec Battery Module 600 Adaptec Battery Module 500 Adaptec Battery ...
... improve performance by upgrading your Adaptec controller with a feature key, see page 18. Currently, Adaptec offers the snapshot function as an upgrade feature which can use Adaptec Storage Manager to the Adaptec Web site at www.adaptec.com.... the Adaptec Flash Utility on the Adaptec Storage Manager Installation CD. Note: Snapshots are supported by your Adaptec RAID controller. RAID Controller Adaptec 4800SAS / Adaptec 4805SAS Adaptec 2420SA / Adaptec 2820SA Adaptec 2130SLP / Adaptec 2230SLP Battery Model Adaptec Battery Module 600 Adaptec Battery Module 500 Adaptec Battery ...
User Guide
Page 27
... except that it supports four disk drives only, the Adaptec 2420SA RAID controller can't support RAID 50 or RAID 60. Improved performance but includes a distributed spare and must connect to your Adaptec RAID controller, including the minimum and maximum number of disk drives required by your RAID controller to support the RAID level you must include a minimum of four disk drives (see...
... except that it supports four disk drives only, the Adaptec 2420SA RAID controller can't support RAID 50 or RAID 60. Improved performance but includes a distributed spare and must connect to your Adaptec RAID controller, including the minimum and maximum number of disk drives required by your RAID controller to support the RAID level you must include a minimum of four disk drives (see...
User Guide
Page 28
...Selecting Disk Drives When selecting disk drives for your RAID array, ensure that all the SE disk drives. ● Put LVD and SE disk drives on separate channels for the best performance. Disk Drives for SAS Controllers Your SAS controller supports both SAS and SATA disk drives. Disk ... will damage your SATA controller. Adaptec does not recommend using a cable (like the one SATA cable for SCSI Controllers Your SCSI controller supports Ultra320 SCSI disk drives. Note: If you mix SE and Ultra320 disk drives on all the disk drives have the same performance level. For more information...
...Selecting Disk Drives When selecting disk drives for your RAID array, ensure that all the SE disk drives. ● Put LVD and SE disk drives on separate channels for the best performance. Disk Drives for SAS Controllers Your SAS controller supports both SAS and SATA disk drives. Disk ... will damage your SATA controller. Adaptec does not recommend using a cable (like the one SATA cable for SCSI Controllers Your SCSI controller supports Ultra320 SCSI disk drives. Note: If you mix SE and Ultra320 disk drives on all the disk drives have the same performance level. For more information...
User Guide
Page 32
...that 's compatible with your RAID controller. ! Caution: Touch a grounded metal object before handling the RAID controller. 3 As shown at right. (PCI bus compatibility is marked on the controller figures in About Your RAID Controller on page 16.) For the best performance, use the fastest available PCI... computer. 5 Connect your computer's disk activity LED cable to install your Adaptec RAID controller into your computer cabinet. 1 Turn off your computer and disconnect the power cord. Chapter 5: Installing the Controller and Disk Drives ● 32 Before You Begin ● Read Safety ...
...that 's compatible with your RAID controller. ! Caution: Touch a grounded metal object before handling the RAID controller. 3 As shown at right. (PCI bus compatibility is marked on the controller figures in About Your RAID Controller on page 16.) For the best performance, use the fastest available PCI... computer. 5 Connect your computer's disk activity LED cable to install your Adaptec RAID controller into your computer cabinet. 1 Turn off your computer and disconnect the power cord. Chapter 5: Installing the Controller and Disk Drives ● 32 Before You Begin ● Read Safety ...
User Guide
Page 37
... ACU The ACU is the quicker and easier tool for this section because RAID 5 provides the most security and best performance with your mouse (see the following section). ● Adaptec Storage Manager-Graphical software application (running from either tool, but the Adaptec RAID Controller utility is menu-based and instructions for more information. you have more...
... ACU The ACU is the quicker and easier tool for this section because RAID 5 provides the most security and best performance with your mouse (see the following section). ● Adaptec Storage Manager-Graphical software application (running from either tool, but the Adaptec RAID Controller utility is menu-based and instructions for more information. you have more...
User Guide
Page 38
... the Adaptec Configuration Utility screen appears. 7 Select Create Array, then press Enter. 8 Select the disk drives that the array can start using the array immediately. Press Enter to use the default (256KB). You can now be used. Type a name, then press Enter. However, performance is ...follow the instructions in the following table: Property Line Array Type Array Label Array Size Stripe Size Read Caching Write Caching Create RAID via [Done] Entry or Selection Select RAID 5, then press Enter. Chapter 6: Creating a Bootable Array ● 38 5 Select at least three disk drives for ...
... the Adaptec Configuration Utility screen appears. 7 Select Create Array, then press Enter. 8 Select the disk drives that the array can start using the array immediately. Press Enter to use the default (256KB). You can now be used. Type a name, then press Enter. However, performance is ...follow the instructions in the following table: Property Line Array Type Array Label Array Size Stripe Size Read Caching Write Caching Create RAID via [Done] Entry or Selection Select RAID 5, then press Enter. Chapter 6: Creating a Bootable Array ● 38 5 Select at least three disk drives for ...
User Guide
Page 45
... driver when installing OpenServer: 1 Insert the OpenServer installation CD. 2 Restart your computer. 3 Follow the on page 52. To modify disk partitions, apply hot fixes, or perform volume maintenance, refer to complete this step.) 5 When all drivers have loaded, select No. 6 Complete the UnixWare installation, following the instructions included with your OpenServer...
... driver when installing OpenServer: 1 Insert the OpenServer installation CD. 2 Restart your computer. 3 Follow the on page 52. To modify disk partitions, apply hot fixes, or perform volume maintenance, refer to complete this step.) 5 When all drivers have loaded, select No. 6 Complete the UnixWare installation, following the instructions included with your OpenServer...
User Guide
Page 53
... that helps you can use to perform some basic array and configuration management functions. The agent uses less memory than the full application. For more information, refer to the Adaptec Storage Manager User's Guide or online Help. You can also use ARCCONF. About the Adaptec RAID Controller Configuration Utility The Adaptec RAID Controller Configuration Utility (ARCCONF) is installed...
... that helps you can use to perform some basic array and configuration management functions. The agent uses less memory than the full application. For more information, refer to the Adaptec Storage Manager User's Guide or online Help. You can also use ARCCONF. About the Adaptec RAID Controller Configuration Utility The Adaptec RAID Controller Configuration Utility (ARCCONF) is installed...
User Guide
Page 60
...64), Adaptec recommends that lets devices such as computers and disk drives communicate with eight links has a maximum bandwidth of this chapter. Chapter A: Introduction to Serial Attached SCSI (SAS) ● 60 Terminology Used in This Chapter For convenience, SAS HBAs and SAS RAID controllers are... in parallel (at a time. HBAs, RAID controllers, disk drives, and external disk drive enclosures are referred to as end devices and expanders are referred to -point serial interface. Serial Attached SCSI (SAS) is 600 MB/sec in performance between the two types of disk drives may...
...64), Adaptec recommends that lets devices such as computers and disk drives communicate with eight links has a maximum bandwidth of this chapter. Chapter A: Introduction to Serial Attached SCSI (SAS) ● 60 Terminology Used in This Chapter For convenience, SAS HBAs and SAS RAID controllers are... in parallel (at a time. HBAs, RAID controllers, disk drives, and external disk drive enclosures are referred to as end devices and expanders are referred to -point serial interface. Serial Attached SCSI (SAS) is 600 MB/sec in performance between the two types of disk drives may...
User Guide
Page 64
... enclosure, which contains an expander, is limited to the number of end devices that supports up to nine Adaptec S50 enclosures to 12 SAS or SATA disk drives. SAS Expander Connections A SAS expander device literally expands the number of slots ... of SAS expanders: fanout expanders and edge expanders. A single SAS domain can connect up to a fanout expander. Each performs a different role in a large data storage topology. Chapter A: Introduction to Serial Attached SCSI (SAS) ● 64 Backplane Connections In a backplane connection, disk drives and SAS cards are two types...
... enclosure, which contains an expander, is limited to the number of end devices that supports up to nine Adaptec S50 enclosures to 12 SAS or SATA disk drives. SAS Expander Connections A SAS expander device literally expands the number of slots ... of SAS expanders: fanout expanders and edge expanders. A single SAS domain can connect up to a fanout expander. Each performs a different role in a large data storage topology. Chapter A: Introduction to Serial Attached SCSI (SAS) ● 64 Backplane Connections In a backplane connection, disk drives and SAS cards are two types...
User Guide
Page 66
... Adaptec RAID controller, and provides a basic overview of each to help you can assign a RAID level to protect your data storage. This appendix describes the RAID levels supported by the number of protection for your data. Understanding RAID B In this appendix... Each RAID level offers a unique combination of performance and redundancy. Understanding Drive Segments 67 RAID 0 (Non-RAID Arrays 67 RAID...
... Adaptec RAID controller, and provides a basic overview of each to help you can assign a RAID level to protect your data storage. This appendix describes the RAID levels supported by the number of protection for your data. Understanding RAID B In this appendix... Each RAID level offers a unique combination of performance and redundancy. Understanding Drive Segments 67 RAID 0 (Non-RAID Arrays 67 RAID...
User Guide
Page 67
... GB, for a total of 1000 GB for the volume, as shown in the array. If a disk drive is not part of independent disks, a RAID 0 array provides improved I/ O performance. RAID 0 arrays do not maintain redundant data, so they offer no data protection. However, compared to the size of the smallest disk drive in this...
... GB, for a total of 1000 GB for the volume, as shown in the array. If a disk drive is not part of independent disks, a RAID 0 array provides improved I/ O performance. RAID 0 arrays do not maintain redundant data, so they offer no data protection. However, compared to the size of the smallest disk drive in this...
User Guide
Page 68
... number of disk drives ranges from eight to independent disk drives, RAID 1 arrays provide improved performance, with twice the read rate and an equal write rate of single disks. Appendix B: Understanding RAID ● 68 RAID 1 Arrays A RAID 1 array is built from two disk drives, where one disk ...Drive 2 400 GB Disk Drives in Logical Drive Disk Drive 1 1 - 250 Disk Drive 2 1 - 250 Unused Space = 150 GB RAID 1 Logical Drive = 250 GB RAID 1 Enhanced Arrays A RAID 1 Enhanced (RAID 1E) array-also known as shown in Logical Drive Disk Drive 1 1 3 4 6 Disk Drive 2 2 1 5 4 Disk Drive...
... number of disk drives ranges from eight to independent disk drives, RAID 1 arrays provide improved performance, with twice the read rate and an equal write rate of single disks. Appendix B: Understanding RAID ● 68 RAID 1 Arrays A RAID 1 array is built from two disk drives, where one disk ...Drive 2 400 GB Disk Drives in Logical Drive Disk Drive 1 1 - 250 Disk Drive 2 1 - 250 Unused Space = 150 GB RAID 1 Logical Drive = 250 GB RAID 1 Enhanced Arrays A RAID 1 Enhanced (RAID 1E) array-also known as shown in Logical Drive Disk Drive 1 1 3 4 6 Disk Drive 2 2 1 5 4 Disk Drive...
User Guide
Page 69
...and mirrored. Mirroring provides data protection, and striping improves performance. Drive segment size is limited to the size of 500 GB for a total of the smallest disk drive in a RAID 10 array is built from two or more equal-sized RAID 1 arrays. Disk Drive 1 250 GB Drive Segment... disk drives and two 400 GB disk drives can create two mirrored drive segments of 250 GB, for the array, as shown in this figure. Adaptec RAID controllers support a maximum number of 128 disk drives in Logical Drive Disk Drive 1 1 3 ... 499 Disk Drive 2 2 4 ... 500 Disk Drive 3 1 3 ... 499 Unused ...
...and mirrored. Mirroring provides data protection, and striping improves performance. Drive segment size is limited to the size of 500 GB for a total of the smallest disk drive in a RAID 10 array is built from two or more equal-sized RAID 1 arrays. Disk Drive 1 250 GB Drive Segment... disk drives and two 400 GB disk drives can create two mirrored drive segments of 250 GB, for the array, as shown in this figure. Adaptec RAID controllers support a maximum number of 128 disk drives in Logical Drive Disk Drive 1 1 3 ... 499 Disk Drive 2 2 4 ... 500 Disk Drive 3 1 3 ... 499 Unused ...
User Guide
Page 70
... 2 5 ... 748 Disk Drive 3 3 P ... 749 Unused Space = 150 GB Disk Drive 4 P 6 ... 750 Unused Space = 150 GB RAID 5 Logical Drive = 750 GB plus Parity Appendix B: Understanding RAID ● 70 RAID 5 Arrays A RAID 5 array is built from a minimum of three and a maximum of the smallest disk drive in the array. For instance, an...Drive 4 400 GB Disk Drives in the next figure) is an error-correcting redundancy that's used to provide redundancy. In RAID 5 arrays, parity data (represented by Ps in Logical Drive Disk Drive 1 1 4 ... Parity data provides data protection, and striping improves...
... 2 5 ... 748 Disk Drive 3 3 P ... 749 Unused Space = 150 GB Disk Drive 4 P 6 ... 750 Unused Space = 150 GB RAID 5 Logical Drive = 750 GB plus Parity Appendix B: Understanding RAID ● 70 RAID 5 Arrays A RAID 5 array is built from a minimum of three and a maximum of the smallest disk drive in the array. For instance, an...Drive 4 400 GB Disk Drives in the next figure) is an error-correcting redundancy that's used to provide redundancy. In RAID 5 arrays, parity data (represented by Ps in Logical Drive Disk Drive 1 1 4 ... Parity data provides data protection, and striping improves...
User Guide
Page 72
... can therefore contain 1000 GB (2 x 500 GB) of stored data and 500 GB of parity data. RAID 50 Logical Drive = 1000 GB plus Parity RAID 5 A Each RAID 5 Logical Drive has 500 GB Data Storage 250 GB Parity Data RAID 5 B 1, 5, P 3, P, 9 P, 7, 11 Drive 1 250 GB Drive 2 250 GB Drive 3 250 GB... disk drive in both RAID 5 arrays. (For more information, see RAID 5 Arrays on page 70.) Note: Because the Adaptec 2420SA RAID controller doesn't support more than four disk drives, it doesn't support RAID 50 arrays. The parity data provides data protection, and striping improves performance.
... can therefore contain 1000 GB (2 x 500 GB) of stored data and 500 GB of parity data. RAID 50 Logical Drive = 1000 GB plus Parity RAID 5 A Each RAID 5 Logical Drive has 500 GB Data Storage 250 GB Parity Data RAID 5 B 1, 5, P 3, P, 9 P, 7, 11 Drive 1 250 GB Drive 2 250 GB Drive 3 250 GB... disk drive in both RAID 5 arrays. (For more information, see RAID 5 Arrays on page 70.) Note: Because the Adaptec 2420SA RAID controller doesn't support more than four disk drives, it doesn't support RAID 50 arrays. The parity data provides data protection, and striping improves performance.
User Guide
Page 73
...stripes stored data and two sets of sixteen. However, the extra parity calculation slows performance (compared to a maximum of parity data across all disk drives in Logical Drive Disk Drive 1 1 P1 ... RAID 6 arrays must be built from two simultaneous disk drive failures. Two sets of ... 400 GB Disk Drives in both RAID 6 arrays. P1 Unused Space = 150 GB Disk Drive 4 P2 4 ... 500 Unused Space = 150 GB RAID 6 Logical Drive = 750 GB plus Parity (P1 & P2) RAID 60 Arrays Similar to provide redundancy. Note: Because the Adaptec 2420SA RAID controller doesn't support more disk drives,...
...stripes stored data and two sets of sixteen. However, the extra parity calculation slows performance (compared to a maximum of parity data across all disk drives in Logical Drive Disk Drive 1 1 P1 ... RAID 6 arrays must be built from two simultaneous disk drive failures. Two sets of ... 400 GB Disk Drives in both RAID 6 arrays. P1 Unused Space = 150 GB Disk Drive 4 P2 4 ... 500 Unused Space = 150 GB RAID 6 Logical Drive = 750 GB plus Parity (P1 & P2) RAID 60 Arrays Similar to provide redundancy. Note: Because the Adaptec 2420SA RAID controller doesn't support more disk drives,...
User Guide
Page 74
... and your requirements for performance and reliability. Disk drive usage, read performance, and write performance depend on the number of four disk drives, the Adaptec 2420SA RAID controller can't support RAID 50 or RAID 60. In general, the more drives, the better the performance. RAID level RAID 0 Redundancy No Disk Drive Usage 100% Read Performance Write Performance ...
... and your requirements for performance and reliability. Disk drive usage, read performance, and write performance depend on the number of four disk drives, the Adaptec 2420SA RAID controller can't support RAID 50 or RAID 60. In general, the more drives, the better the performance. RAID level RAID 0 Redundancy No Disk Drive Usage 100% Read Performance Write Performance ...