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...; 12 You should also be available for your Adaptec RAID controller and the software and utilities included with it by multiple names. For more information, see About Your RAID Controller on page 15. located on the Adaptec Storage Manager Installation CD. ● Adaptec Storage Manager Online Help-Describes how to perform basic array and configuration management functions; located...
...; 12 You should also be available for your Adaptec RAID controller and the software and utilities included with it by multiple names. For more information, see About Your RAID Controller on page 15. located on the Adaptec Storage Manager Installation CD. ● Adaptec Storage Manager Online Help-Describes how to perform basic array and configuration management functions; located...
User Guide
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...disk drive enclosures only) ● Optimized disk utilization, which lets disk drives arrange commands into the most efficient order for optimum performance ● Support for disk drive enclosures with SES2 enclosure management hardware ● Support for a battery backup module (see page... to the operating system; Chapter 3: About Your RAID Controller ● 16 Standard RAID Controller Features ● Support for SAS, SATA, and SATA II disk drives ● Flash ROM for updates to controller firmware, BIOS, and the Adaptec RAID Configuration utility ● Disk drive hot-swapping ...
...disk drive enclosures only) ● Optimized disk utilization, which lets disk drives arrange commands into the most efficient order for optimum performance ● Support for disk drive enclosures with SES2 enclosure management hardware ● Support for a battery backup module (see page... to the operating system; Chapter 3: About Your RAID Controller ● 16 Standard RAID Controller Features ● Support for SAS, SATA, and SATA II disk drives ● Flash ROM for updates to controller firmware, BIOS, and the Adaptec RAID Configuration utility ● Disk drive hot-swapping ...
User Guide
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..., stripes stored data and parity data across multiple disk drives. Improved performance but includes a distributed spare and must connect to your RAID controller to support the RAID level you begin, familiarize yourself with your Adaptec RAID controller, including the minimum and maximum number of the other (the same data is a mirror of disk drives required by each...
..., stripes stored data and parity data across multiple disk drives. Improved performance but includes a distributed spare and must connect to your RAID controller to support the RAID level you begin, familiarize yourself with your Adaptec RAID controller, including the minimum and maximum number of the other (the same data is a mirror of disk drives required by each...
User Guide
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...RAID array, ensure that all the disk drives have the same performance level. For more information about arrays, refer to an external SAS enclosure. Internal mini-SAS with power (SFF-8087 to SFF-8482)-Connects to the capacity of these cables: External mini-SAS (SFF-8088 to SFF-8470)-Connects to the Adaptec... disk drive. For more information about compatible disk drives, refer to the Adaptec Web site at www.adaptec.com/compatibility. Chapter 4: Getting Started ● 32 Selecting Disk Drives and Cables Disk Drives Your SAS controller supports both SAS and SATA disk drives.
...RAID array, ensure that all the disk drives have the same performance level. For more information about arrays, refer to an external SAS enclosure. Internal mini-SAS with power (SFF-8087 to SFF-8482)-Connects to the capacity of these cables: External mini-SAS (SFF-8088 to SFF-8470)-Connects to the Adaptec... disk drive. For more information about compatible disk drives, refer to the Adaptec Web site at www.adaptec.com/compatibility. Chapter 4: Getting Started ● 32 Selecting Disk Drives and Cables Disk Drives Your SAS controller supports both SAS and SATA disk drives.
User Guide
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... information. For instructions, refer to enter the ARC utility. To create a RAID 5 array: 1 Power on your keyboard. When prompted, press Ctrl+A to the Adaptec RAID Controller Command Line Utility User's Guide. Creating an Array This section explains how to...Controller Note: If your system won't contain more information, refer to your computer documentation. To enable your system to boot from a bootable RAID installation CD) that you try to create an array. See page 66 for this section because RAID 5 provides the most security and best performance with a different RAID...
... information. For instructions, refer to enter the ARC utility. To create a RAID 5 array: 1 Power on your keyboard. When prompted, press Ctrl+A to the Adaptec RAID Controller Command Line Utility User's Guide. Creating an Array This section explains how to...Controller Note: If your system won't contain more information, refer to your computer documentation. To enable your system to boot from a bootable RAID installation CD) that you try to create an array. See page 66 for this section because RAID 5 provides the most security and best performance with a different RAID...
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... disk drive, then press Enter. ! 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. Press Enter to use the default (Enable always). Press Enter. 10 When a cache warning message ... each selected disk drive, then press Enter. 9 When the Array Properties screen opens, follow the instructions in the following table. However, performance is reduced until the build process is deleted from the disk. The selected disk drives are initialized, then the ACU screen appears. 7 Select...
... disk drive, then press Enter. ! 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. Press Enter to use the default (Enable always). Press Enter. 10 When a cache warning message ... each selected disk drive, then press Enter. 9 When the Array Properties screen opens, follow the instructions in the following table. However, performance is reduced until the build process is deleted from the disk. The selected disk drives are initialized, then the ACU screen appears. 7 Select...
User Guide
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...and remove the driver disk. 7 Continue with Managing Your Storage Space on page 57. Caution: If your operating system currently boots from the Adaptec controller, do not reset your computer. 3 Insert and mount the driver disk: volcheck 4 Change to the driver installer directory: cd /floppy/... diskette1 3 At the installer prompt, type go . 4 Select 1 for the aacraid package. 5 When the installation is already installed on your computer, perform a pkgrm SUNWaac to remove it. ! Installing on Solaris To install the driver on Solaris: 1 Start your computer and remove the driver disk. 7 Continue...
...and remove the driver disk. 7 Continue with Managing Your Storage Space on page 57. Caution: If your operating system currently boots from the Adaptec controller, do not reset your computer. 3 Insert and mount the driver disk: volcheck 4 Change to the driver installer directory: cd /floppy/... diskette1 3 At the installer prompt, type go . 4 Select 1 for the aacraid package. 5 When the installation is already installed on your computer, perform a pkgrm SUNWaac to remove it. ! Installing on Solaris To install the driver on Solaris: 1 Start your computer and remove the driver disk. 7 Continue...
User Guide
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..., are completed successfully, and sounds an alarm when errors or failures occur on the Adaptec Storage Manager Installation CD. About the Adaptec RAID Controller Configuration Utility The Adaptec RAID Controller Configuration (ARCCONF) is a command line utility that helps you build a storage space ...9679; 58 About Adaptec Storage Manager Adaptec Storage Manager is a full-featured software application that you can use to perform some basic array and configuration management functions. The agent is like a service that keeps your online data, using Adaptec RAID controllers and disk drives. ...
..., are completed successfully, and sounds an alarm when errors or failures occur on the Adaptec Storage Manager Installation CD. About the Adaptec RAID Controller Configuration Utility The Adaptec RAID Controller Configuration (ARCCONF) is a command line utility that helps you build a storage space ...9679; 58 About Adaptec Storage Manager Adaptec Storage Manager is a full-featured software application that you can use to perform some basic array and configuration management functions. The agent is like a service that keeps your online data, using Adaptec RAID controllers and disk drives. ...
User Guide
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... two types of disk drives may adversely affect the performance of 2400 MB/sec. Link speed is SAS? SAS also uses the SCSI command set, but moves multiple bits of this chapter refers to parallel SCSI, see page 70), Adaptec recommends that lets devices such as computers and disk... connection (called a link-see page 67). Appendix A: Introduction to SAS ● 66 Terminology Used in This Chapter For convenience, SAS HBAs and SAS RAID controllers are referred to generically in this chapter as described in the rest of data one at the same time), using the SCSI command set. HBAs...
... two types of disk drives may adversely affect the performance of 2400 MB/sec. Link speed is SAS? SAS also uses the SCSI command set, but moves multiple bits of this chapter refers to parallel SCSI, see page 70), Adaptec recommends that lets devices such as computers and disk... connection (called a link-see page 67). Appendix A: Introduction to SAS ● 66 Terminology Used in This Chapter For convenience, SAS HBAs and SAS RAID controllers are referred to generically in this chapter as described in the rest of data one at the same time), using the SCSI command set. HBAs...
User Guide
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...devices, you can therefore comprise up to 16,384 SAS ports (and therefore up to a fanout expander. A single SAS domain can connect together. Each performs a different role in a storage system. (For more information about how SAS expanders work, refer to the STA Web site at www.scsita.org.) You... disk drives, and expander devices can fit together in any single SAS domain (a topology of end devices that you can connect up to nine Adaptec S50 enclosures to other backplanes. You can daisy-chain (connect one fanout expander in a large data storage topology. There are two types of...
...devices, you can therefore comprise up to 16,384 SAS ports (and therefore up to a fanout expander. A single SAS domain can connect together. Each performs a different role in a storage system. (For more information about how SAS expanders work, refer to the STA Web site at www.scsita.org.) You... disk drives, and expander devices can fit together in any single SAS domain (a topology of end devices that you can connect up to nine Adaptec S50 enclosures to other backplanes. You can daisy-chain (connect one fanout expander in a large data storage topology. There are two types of...
User Guide
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... help you select the best level of disk drives they support. This appendix describes the RAID levels supported by the number of protection for your data. RAID levels also vary by your Adaptec RAID controller, and provides a basic overview of performance and redundancy. Each RAID level offers a unique combination of each to protect your data storage. Understanding...
... help you select the best level of disk drives they support. This appendix describes the RAID levels supported by the number of protection for your data. RAID levels also vary by your Adaptec RAID controller, and provides a basic overview of performance and redundancy. Each RAID level offers a unique combination of each to protect your data storage. Understanding...
User Guide
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...only one logical device at a time. Each segment can create a RAID 0 drive segment of 250 GB, for a total of 1000 ... Unused Space = 150 GB Disk Drive 4 4 8 ... 1000 Unused Space = 150 GB RAID 0 Logical Drive = 1000 GB Appendix B: Understanding RAID ● 73 Understanding Drive Segments A drive segment is a disk drive or portion of a ... of an array) and available segments. For instance, an array with RAID 0 includes two or more disk drives and provides data striping, where data... disk is an available segment. However, RAID 0 arrays do not maintain redundant data, so they offer no ...
...only one logical device at a time. Each segment can create a RAID 0 drive segment of 250 GB, for a total of 1000 ... Unused Space = 150 GB Disk Drive 4 4 8 ... 1000 Unused Space = 150 GB RAID 0 Logical Drive = 1000 GB Appendix B: Understanding RAID ● 73 Understanding Drive Segments A drive segment is a disk drive or portion of a ... of an array) and available segments. For instance, an array with RAID 0 includes two or more disk drives and provides data striping, where data... disk is an available segment. However, RAID 0 arrays do not maintain redundant data, so they offer no ...
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... 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 3 3 2 6 5 RAID 1E Logical Drive = 600 GB Compared to independent disk drives, RAID 1 arrays provide improved performance, with twice the read rate and an equal...
... 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 3 3 2 6 5 RAID 1E Logical Drive = 600 GB Compared to independent disk drives, RAID 1 arrays provide improved performance, with twice the read rate and an equal...
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...and striping improves performance. For instance, an array with two 250 GB disk drives and two 400 GB disk drives can create two mirrored drive segments of 250 GB, for a total of the smallest disk drive in this figure. Appendix B: Understanding RAID ● 75 RAID 10 Arrays A RAID 10 array is... Segment Size (Smallest Disk 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. Data in Logical Drive Disk Drive 1 1 3 ... 499 Disk Drive 2 2 4 ... 500 Disk Drive 3 1 3 ... 499 Unused Space =...
...and striping improves performance. For instance, an array with two 250 GB disk drives and two 400 GB disk drives can create two mirrored drive segments of 250 GB, for a total of the smallest disk drive in this figure. Appendix B: Understanding RAID ● 75 RAID 10 Arrays A RAID 10 array is... Segment Size (Smallest Disk 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. Data in Logical Drive Disk Drive 1 1 3 ... 499 Disk Drive 2 2 4 ... 500 Disk Drive 3 1 3 ... 499 Unused Space =...
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...Smallest Disk Drive) Disk Drive 2 250 GB Disk Drive 3 400 GB Disk Drive 4 400 GB Disk Drives in this figure. In RAID 5 arrays, parity data (represented by Ps in the next figure) is limited to the size of the smallest disk drive in the array...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 Appendix B: Understanding RAID ● 76 RAID 5 Arrays A RAID 5 array is an error-correcting redundancy that's used to re-create data if a disk drive fails. For instance, an array...
...Smallest Disk Drive) Disk Drive 2 250 GB Disk Drive 3 400 GB Disk Drive 4 400 GB Disk Drives in this figure. In RAID 5 arrays, parity data (represented by Ps in the next figure) is limited to the size of the smallest disk drive in the array...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 Appendix B: Understanding RAID ● 76 RAID 5 Arrays A RAID 5 array is an error-correcting redundancy that's used to re-create data if a disk drive fails. For instance, an array...
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...segment size is built from six to the size of the smallest disk drive in both RAID 5 arrays. (For more information, see RAID 5 Arrays on page 76.) The parity data provides data protection, and striping improves performance. The RAID 50 array can therefore contain 1000 GB (2 x 500 GB) of stored data and... 500 GB of parity data. RAID 50 arrays also provide high data transfer speeds. For example, three 250 GB disk drives and ...
...segment size is built from six to the size of the smallest disk drive in both RAID 5 arrays. (For more information, see RAID 5 Arrays on page 76.) The parity data provides data protection, and striping improves performance. The RAID 50 array can therefore contain 1000 GB (2 x 500 GB) of stored data and... 500 GB of parity data. RAID 50 arrays also provide high data transfer speeds. For example, three 250 GB disk drives and ...
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...Disk Drive 4 P2 4 ... 500 Unused Space = 150 GB Based on the number of parity data provide enhanced data protection, and striping improves performance. Two sets of disk drives in the array. Both sets of parity data are striped separately across all disk drives in the array.... RAID 60 arrays also provide high data transfer speeds. Appendix B: Understanding RAID ● 79 RAID 6 Arrays A RAID 6 array-also known as two or more RAID 6 arrays, and stripes stored data and two sets of parity data across all...
...Disk Drive 4 P2 4 ... 500 Unused Space = 150 GB Based on the number of parity data provide enhanced data protection, and striping improves performance. Two sets of disk drives in the array. Both sets of parity data are striped separately across all disk drives in the array.... RAID 60 arrays also provide high data transfer speeds. Appendix B: Understanding RAID ● 79 RAID 6 Arrays A RAID 6 array-also known as two or more RAID 6 arrays, and stripes stored data and two sets of parity data across all...
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... No No No Yes No No No Minimum Disk Drives 2 2 3 4 3 4 6 4 8 Disk drive usage, read performance, and write performance depend on the number of available disk drives and your requirements for performance and reliability. RAID Level RAID 0 RAID 1 RAID 1E RAID 10 RAID 5 RAID 5EE RAID 50 RAID 6 RAID 60 Redundancy No Yes Yes Yes Yes Yes Yes Yes Yes Disk Drive Usage 100...
... No No No Yes No No No Minimum Disk Drives 2 2 3 4 3 4 6 4 8 Disk drive usage, read performance, and write performance depend on the number of available disk drives and your requirements for performance and reliability. RAID Level RAID 0 RAID 1 RAID 1E RAID 10 RAID 5 RAID 5EE RAID 50 RAID 6 RAID 60 Redundancy No Yes Yes Yes Yes Yes Yes Yes Yes Disk Drive Usage 100...
User Guide
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...disk drive, select Initialize Drives from the main ACU menu. To modify cache settings: 1 Select Manage Arrays from your disk drive before you perform a secure erase on a disk drive, all data from the main ACU menu. 2 Select the array, then press Ctrl+C. Initializing Disk Drives... for "write-back" caching; Appendix C: Using the Adaptec RAID Configuration Utility ● 84 Option Power Off Drive After Verify Drive After Description The duration of inactive state of the array/drive after which the system performs a health check of the array/drive. The Modify Cache...
...disk drive, select Initialize Drives from the main ACU menu. To modify cache settings: 1 Select Manage Arrays from your disk drive before you perform a secure erase on a disk drive, all data from the main ACU menu. 2 Select the array, then press Ctrl+C. Initializing Disk Drives... for "write-back" caching; Appendix C: Using the Adaptec RAID Configuration Utility ● 84 Option Power Off Drive After Verify Drive After Description The duration of inactive state of the array/drive after which the system performs a health check of the array/drive. The Modify Cache...
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...Array Configuration Utility, then press Enter. Stopping a Secure Erase To stop a secure erase in a logical drive. Follow the on the controller (except RAID 0 logical drives). The selected disk drive(s) cannot be used until the erase is not redundant and not bootable. All the supported disk ...to create a new global hot spare. You can create and delete global hot spares even if no arrays exist. Appendix C: Using the Adaptec RAID Configuration Utility ● 85 Performing a secure erase takes up to the operating system. Note: To erase (or zero) a disk drive with a "*". 3 Press ...
...Array Configuration Utility, then press Enter. Stopping a Secure Erase To stop a secure erase in a logical drive. Follow the on the controller (except RAID 0 logical drives). The selected disk drive(s) cannot be used until the erase is not redundant and not bootable. All the supported disk ...to create a new global hot spare. You can create and delete global hot spares even if no arrays exist. Appendix C: Using the Adaptec RAID Configuration Utility ● 85 Performing a secure erase takes up to the operating system. Note: To erase (or zero) a disk drive with a "*". 3 Press ...