User Guide
Page 12
...Storage (NAS)-whichever is used to refer to controller(s) and disk drives being managed 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 multiple names. This Guide ... You can use the Adaptec Storage Manager software (see About Your RAID Controller on the RAID Installation CD. ● Adaptec Storage Manager User's Guide for Internal RAID Storage-Describes how to use the Adaptec Storage Manager software; How to perform basic array and configuration management...
...Storage (NAS)-whichever is used to refer to controller(s) and disk drives being managed 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 multiple names. This Guide ... You can use the Adaptec Storage Manager software (see About Your RAID Controller on the RAID Installation CD. ● Adaptec Storage Manager User's Guide for Internal RAID Storage-Describes how to use the Adaptec Storage Manager software; How to perform basic array and configuration management...
User Guide
Page 16
...RAID Controller ● 16 Standard RAID Controller Features ● Flash ROM for updates to a RAID 5 array except that it includes two independent sets of parity data instead of one. 1 The Adaptec 2420SA RAID controller supports RAID 0, 1, 10, 5, 50, simple, and spanned volumes. Array-level Features Note: For more information. ● (SAS and SATA RAID controllers... lets disk drives arrange commands into the most efficient order for optimum performance ● (SATA and SCSI RAID controllers only) Support for disk drive enclosures with SES2 enclosure management hardware ● Some...
...RAID Controller ● 16 Standard RAID Controller Features ● Flash ROM for updates to a RAID 5 array except that it includes two independent sets of parity data instead of one. 1 The Adaptec 2420SA RAID controller supports RAID 0, 1, 10, 5, 50, simple, and spanned volumes. Array-level Features Note: For more information. ● (SAS and SATA RAID controllers... lets disk drives arrange commands into the most efficient order for optimum performance ● (SATA and SCSI RAID controllers only) Support for disk drive enclosures with SES2 enclosure management hardware ● Some...
User Guide
Page 17
...sold separately). 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 Module 400 To purchase a battery backup module, refer to a RAID 50 array ...Adaptec Storage Manager User's Guide for Internal RAID Storage on page 97. A snapshot is similar to the Adaptec Web site at www.adaptec.com. You can enhance data protection and improve performance by -step instructions, follow the instructions in Using the Adaptec Flash Utility on the Adaptec...
...sold separately). 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 Module 400 To purchase a battery backup module, refer to a RAID 50 array ...Adaptec Storage Manager User's Guide for Internal RAID Storage on page 97. A snapshot is similar to the Adaptec Web site at www.adaptec.com. You can enhance data protection and improve performance by -step instructions, follow the instructions in Using the Adaptec Flash Utility on the Adaptec...
User Guide
Page 26
... page 77 to see how many disk drives you must connect to your RAID controller to support the RAID level you want. 1 The Adaptec 2420SA RAID controller can support RAID 50 or RAID 60 only when expanders are used to connect more RAID 5 arrays, stripes stored data and parity data across all disk drives (... striped, and more disk drives can be included (see page 71). ● RAID 5 Array-Stripes data for improved performance and uses parity data to provide redundancy (see page 73). ● RAID 5EE Array-Similar to a RAID 5 array, but includes a distributed spare and must include a minimum of four ...
... page 77 to see how many disk drives you must connect to your RAID controller to support the RAID level you want. 1 The Adaptec 2420SA RAID controller can support RAID 50 or RAID 60 only when expanders are used to connect more RAID 5 arrays, stripes stored data and parity data across all disk drives (... striped, and more disk drives can be included (see page 71). ● RAID 5 Array-Stripes data for improved performance and uses parity data to provide redundancy (see page 73). ● RAID 5EE Array-Similar to a RAID 5 array, but includes a distributed spare and must include a minimum of four ...
User Guide
Page 27
...) disk drives with a built- Adaptec does not recommend using a cable (like the one SATA port for each disk drive you mix SE and Ultra320 disk drives on separate channels for the best performance. Disk Drives for SAS Controllers Your SAS controller supports both SAS and SATA disk...Adaptec Storage Manager User's Guide for Internal RAID Storage or online Help. For more information, refer to the capacity of the Ultra320 disk drives is reduced to your RAID array, ensure that all the disk drives have the same performance level. Disk Drives for SATA Controllers Your SATA controller...
...) disk drives with a built- Adaptec does not recommend using a cable (like the one SATA port for each disk drive you mix SE and Ultra320 disk drives on separate channels for the best performance. Disk Drives for SAS Controllers Your SAS controller supports both SAS and SATA disk...Adaptec Storage Manager User's Guide for Internal RAID Storage or online Help. For more information, refer to the capacity of the Ultra320 disk drives is reduced to your RAID array, ensure that all the disk drives have the same performance level. Disk Drives for SATA Controllers Your SATA controller...
User Guide
Page 32
...your computer's disk activity LED cable to install your Adaptec RAID controller into place. Chapter 5: Installing the Controller and Disk Drives ● 32 Before You Begin ● Read Safety Information on page 15.) For the best performance, use for your arrays (see page 27). ... 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 104. ● Familiarize yourself with your Adaptec RAID controller's physical features and the RAID levels that it clicks into your ...
...your computer's disk activity LED cable to install your Adaptec RAID controller into place. Chapter 5: Installing the Controller and Disk Drives ● 32 Before You Begin ● Read Safety Information on page 15.) For the best performance, use for your arrays (see page 27). ... 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 104. ● Familiarize yourself with your Adaptec RAID controller's physical features and the RAID levels that it clicks into your ...
User Guide
Page 38
...Adaptec RAID controller supports bootable disk drives and bootable arrays. You can choose to create an array with your mouse (see the following message will load after the operating system is the quicker and easier tool for this section because RAID 5 provides the most security and best performance... with the ACU The ACU is created in the examples shown in your computer, select your controller, then press Enter. 3 Select Array Configuration Utility, then press...
...Adaptec RAID controller supports bootable disk drives and bootable arrays. You can choose to create an array with your mouse (see the following message will load after the operating system is the quicker and easier tool for this section because RAID 5 provides the most security and best performance... with the ACU The ACU is created in the examples shown in your computer, select your controller, then press Enter. 3 Select Array Configuration Utility, then press...
User Guide
Page 39
... is deleted from the disk. 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. However, performance is reduced until the Exit utility window appears. 13 Select Yes, then press Enter. Press any data you that were...
... is deleted from the disk. 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. However, performance is reduced until the Exit utility window appears. 13 Select Yes, then press Enter. Press any data you that were...
User Guide
Page 46
To modify disk partitions, apply hot fixes, or perform volume maintenance, refer to load more HBA drivers, insert the driver disk, then select Yes. (To load more HBA drivers, repeat this step.) 5 When all ...
To modify disk partitions, apply hot fixes, or perform volume maintenance, refer to load more HBA drivers, insert the driver disk, then select Yes. (To load more HBA drivers, repeat this step.) 5 When all ...
User Guide
Page 56
... Manager Installation CD. For more information, refer to the Adaptec Storage Manager online Help, or to protect your online data, using Adaptec RAID controllers and disk drives. For installation instructions, refer to use theARC utility. See page 57 for your data and improve system performance. Adaptec Storage Manager is a full-featured software application that system. See...
... Manager Installation CD. For more information, refer to the Adaptec Storage Manager online Help, or to protect your online data, using Adaptec RAID controllers and disk drives. For installation instructions, refer to use theARC utility. See page 57 for your data and improve system performance. Adaptec Storage Manager is a full-featured software application that system. See...
User Guide
Page 63
... parallel SCSI to a point-to-point serial interface. on page 68. The difference in performance between the two types of disk drives may adversely affect the performance of data one at a time. Although...MB/sec in full-duplex mode. To compare SAS to parallel SCSI, see page 67), Adaptec recommends that lets devices such as computers and disk drives communicate with each other. SAS ...in full-duplex mode. Appendix A: Introduction to Serial Attached SCSI ● 63 Terminology Used in This Chapter For convenience, SAS HBAs and SAS RAID controllers are referred to as expander devices. SAS ...
... parallel SCSI to a point-to-point serial interface. on page 68. The difference in performance between the two types of disk drives may adversely affect the performance of data one at a time. Although...MB/sec in full-duplex mode. To compare SAS to parallel SCSI, see page 67), Adaptec recommends that lets devices such as computers and disk drives communicate with each other. SAS ...in full-duplex mode. Appendix A: Introduction to Serial Attached SCSI ● 63 Terminology Used in This Chapter For convenience, SAS HBAs and SAS RAID controllers are referred to as expander devices. SAS ...
User Guide
Page 67
Appendix A: Introduction to Serial Attached SCSI ● 67 SAS Expander Connections A SAS expander device literally expands the number of SAS end devices, including SAS cards and SAS and SATA ... basic terms) a SAS domain and shows how SAS cards, SAS and SATA disk drives, and expander devices can build large and complex storage topologies. Each performs a different role in any single SAS domain (a topology of SAS expanders: fanout expanders and edge expanders. You can connect together. There are two types of...
Appendix A: Introduction to Serial Attached SCSI ● 67 SAS Expander Connections A SAS expander device literally expands the number of SAS end devices, including SAS cards and SAS and SATA ... basic terms) a SAS domain and shows how SAS cards, SAS and SATA disk drives, and expander devices can build large and complex storage topologies. Each performs a different role in any single SAS domain (a topology of SAS expanders: fanout expanders and edge expanders. You can connect together. There are two types of...
User Guide
Page 69
... help you select the best level of each to protect your data storage. This appendix describes the RAID levels supported by the number of performance and redundancy. RAID levels also vary by your Adaptec RAID controller, and provides a basic overview of protection for your data. Each RAID level offers a unique combination of disk drives they support. Understanding...
... help you select the best level of each to protect your data storage. This appendix describes the RAID levels supported by the number of performance and redundancy. RAID levels also vary by your Adaptec RAID controller, and provides a basic overview of protection for your data. Each RAID level offers a unique combination of disk drives they support. Understanding...
User Guide
Page 70
...the entire disk is limited to an equal-sized group of independent disks, a RAID 0 array provides improved I/O performance. Nonredundant Arrays (RAID 0) An array with two 250 GB disk drives and two 400 GB disk drives can create a RAID 0 drive segment of 250 GB, for a total of 1000 GB for ... Drive 1 1 5 ... 997 Disk Drive 2 2 6 ... 998 Disk Drive 3 3 7 ... 999 Unused Space = 150 GB Disk Drive 4 4 8 ... 1000 Unused Space = 150 GB RAID 0 Logical Drive = 1000 GB Compared to the size of the smallest disk drive in equal-sized sections. Drive segment size is an available segment. Appendix...
...the entire disk is limited to an equal-sized group of independent disks, a RAID 0 array provides improved I/O performance. Nonredundant Arrays (RAID 0) An array with two 250 GB disk drives and two 400 GB disk drives can create a RAID 0 drive segment of 250 GB, for a total of 1000 GB for ... Drive 1 1 5 ... 997 Disk Drive 2 2 6 ... 998 Disk Drive 3 3 7 ... 999 Unused Space = 150 GB Disk Drive 4 4 8 ... 1000 Unused Space = 150 GB RAID 0 Logical Drive = 1000 GB Compared to the size of the smallest disk drive in equal-sized sections. Drive segment size is an available segment. Appendix...
User Guide
Page 71
... this example, the large bold numbers represent the striped data, and the smaller, non-bold numbers represent the mirrored data stripes. Compared to a RAID 1 array except that data is built from three or more disk drives can be included. However, capacity is the size of independent disk drives....space, drive segment size is only 50 percent of the smaller disk drive, as a striped mirror-is similar to independent disk drives, RAID 1 arrays provide improved performance, with twice the read rate and an equal write rate of the other (the same data is stored on each disk drive). ...
... this example, the large bold numbers represent the striped data, and the smaller, non-bold numbers represent the mirrored data stripes. Compared to a RAID 1 array except that data is built from three or more disk drives can be included. However, capacity is the size of independent disk drives....space, drive segment size is only 50 percent of the smaller disk drive, as a striped mirror-is similar to independent disk drives, RAID 1 arrays provide improved performance, with twice the read rate and an equal write rate of the other (the same data is stored on each disk drive). ...
User Guide
Page 72
... 2 250 GB Disk Drive 3 400 GB Disk Drive 4 400 GB Disk Drives in a RAID 10 array is built from two or more equal-sized RAID 1 arrays. Mirroring provides data protection, and striping improves performance. Appendix B: Understanding RAID ● 72 RAID 10 Arrays A RAID 10 array is both striped and mirrored. Data in Logical Drive Disk Drive...
... 2 250 GB Disk Drive 3 400 GB Disk Drive 4 400 GB Disk Drives in a RAID 10 array is built from two or more equal-sized RAID 1 arrays. Mirroring provides data protection, and striping improves performance. Appendix B: Understanding RAID ● 72 RAID 10 Arrays A RAID 10 array is both striped and mirrored. Data in Logical Drive Disk Drive...
User Guide
Page 73
..., an array with the stored data. Parity data provides data protection, and striping improves performance. P Disk Drive 2 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 Parity data is limited to provide redundancy. Appendix...drives can contain 750 GB of stored data and 250 GB of the smallest disk drive in Logical Drive Disk Drive 1 1 4 ... In RAID 5 arrays, parity data (represented by Ps in the next figure) is built from a minimum of three disk drives, and uses data striping...
..., an array with the stored data. Parity data provides data protection, and striping improves performance. P Disk Drive 2 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 Parity data is limited to provide redundancy. Appendix...drives can contain 750 GB of stored data and 250 GB of the smallest disk drive in Logical Drive Disk Drive 1 1 4 ... In RAID 5 arrays, parity data (represented by Ps in the next figure) is built from a minimum of three disk drives, and uses data striping...
User Guide
Page 75
...parity data provides data protection, and striping improves performance. The RAID 50 array can 't support RAID 50 arrays. In this figure, P represents the distributed parity data. RAID 50 Logical Drive = 1000 GB plus Parity RAID 5 A Each RAID 5 Logical Drive has 500 GB Data Storage...400 GB Appendix B: Understanding RAID ● 75 RAID 50 Arrays A RAID 50 array is limited to forty-eight disk drives configured as two or more information, see RAID 5 Arrays on page 73.) Note: Because they support four disk drives only, the Adaptec 2420SA RAID controller can therefore contain 1000 GB...
...parity data provides data protection, and striping improves performance. The RAID 50 array can 't support RAID 50 arrays. In this figure, P represents the distributed parity data. RAID 50 Logical Drive = 1000 GB plus Parity RAID 5 A Each RAID 5 Logical Drive has 500 GB Data Storage...400 GB Appendix B: Understanding RAID ● 75 RAID 50 Arrays A RAID 50 array is limited to forty-eight disk drives configured as two or more information, see RAID 5 Arrays on page 73.) Note: Because they support four disk drives only, the Adaptec 2420SA RAID controller can therefore contain 1000 GB...
User Guide
Page 76
... include two independent sets of parity data instead of parity data provide enhanced data protection, and striping improves performance. However, the extra parity calculation slows performance (compared to RAID 5 arrays). P2 Disk Drive 2 2 P2 ... 449 Disk Drive 3 P1 3 ... Disk Drive 1...support four disk drives only, the Adaptec 2420SA RAID controller can recover from two simultaneous disk drive failures. Appendix B: Understanding RAID ● 76 RAID 6 Arrays A RAID 6 array-also known as dual drive failure protection-is similar to a RAID 5 array because it uses data striping...
... include two independent sets of parity data instead of parity data provide enhanced data protection, and striping improves performance. However, the extra parity calculation slows performance (compared to RAID 5 arrays). P2 Disk Drive 2 2 P2 ... 449 Disk Drive 3 P1 3 ... Disk Drive 1...support four disk drives only, the Adaptec 2420SA RAID controller can recover from two simultaneous disk drive failures. Appendix B: Understanding RAID ● 76 RAID 6 Arrays A RAID 6 array-also known as dual drive failure protection-is similar to a RAID 5 array because it uses data striping...
User Guide
Page 77
... 50 - 88% No 8 1 Because they support four disk drives only, the Adaptec 2420SA RAID controller can't support RAID 50 or RAID 60 arrays. In general, the more drives, the better the performance. RAID Level RAID 0 Redundancy No Disk Drive Usage 100% Read Performance Write Performance Built-in the logical drive. Appendix B: Understanding...
... 50 - 88% No 8 1 Because they support four disk drives only, the Adaptec 2420SA RAID controller can't support RAID 50 or RAID 60 arrays. In general, the more drives, the better the performance. RAID Level RAID 0 Redundancy No Disk Drive Usage 100% Read Performance Write Performance Built-in the logical drive. Appendix B: Understanding...