Getting Started Guide
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Manageability and Serviceability Features • Efficient rack-mount designed storage system • Hot-pluggable drives • Four sensors for monitoring ambient temperatures • Over-temperature shutdown protection capability • Configuration and monitoring via...; SUSE® Linux Enterprise Server V9.0 service pack 3 with Intel EM64T(2.6 kernel) For more information, refer to the Dell PowerVault MD Systems Support Matrix at support.dell.com. 4 Getting Started With Your System Other Information You May Need CAUTION: The Product Information Guide provides important safety and ...
Manageability and Serviceability Features • Efficient rack-mount designed storage system • Hot-pluggable drives • Four sensors for monitoring ambient temperatures • Over-temperature shutdown protection capability • Configuration and monitoring via...; SUSE® Linux Enterprise Server V9.0 service pack 3 with Intel EM64T(2.6 kernel) For more information, refer to the Dell PowerVault MD Systems Support Matrix at support.dell.com. 4 Getting Started With Your System Other Information You May Need CAUTION: The Product Information Guide provides important safety and ...
Hardware Owner's Manual
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...small, the user interface reports a failure of an (125 ms) Spare In Use, or unrecoverable error, an incorrect Hot Spare Standby drive type or drive size, or by a physical disk. The RAID controller monitors all physical disk components to failed. Replaced Assigned The physical disk in the... Amber, and off for physical disk failure. If a disk drive rebuild fails because of a source drive failure or because the drive is actively being set to detect faults indicating the potential for 3 seconds). Using Your RAID Enclosure 29 ...
...small, the user interface reports a failure of an (125 ms) Spare In Use, or unrecoverable error, an incorrect Hot Spare Standby drive type or drive size, or by a physical disk. The RAID controller monitors all physical disk components to failed. Replaced Assigned The physical disk in the... Amber, and off for physical disk failure. If a disk drive rebuild fails because of a source drive failure or because the drive is actively being set to detect faults indicating the potential for 3 seconds). Using Your RAID Enclosure 29 ...
Hardware Owner's Manual
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... • Moving physical disks to another storage array that has no existing physical disks, turn off . NOTICE: Without the delay between drive insertions, the storage array can continue. Ensure that all of the physical disks from multiple storage arrays should not be migrated at the ... arrays into a single destination storage array, move disk groups and virtual disks: • Hot virtual disk migration - NOTE: If the drive modules are correctly recognized when the target storage array has an existing physical disk, use hot virtual disk migration. Using Your RAID Enclosure 41...
... • Moving physical disks to another storage array that has no existing physical disks, turn off . NOTICE: Without the delay between drive insertions, the storage array can continue. Ensure that all of the physical disks from multiple storage arrays should not be migrated at the ... arrays into a single destination storage array, move disk groups and virtual disks: • Hot virtual disk migration - NOTE: If the drive modules are correctly recognized when the target storage array has an existing physical disk, use hot virtual disk migration. Using Your RAID Enclosure 41...
Hardware Owner's Manual
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... management controller. Unless the operating system fails to read data from the physical disk. A fast storage area that contains a processor, memory, and a physical disk. CD drives use optical technology to respond, you start your system. Centimeter(s). cmos - BIOS - The BIOS controls the following: • Communications between the components of data or...
... management controller. Unless the operating system fails to read data from the physical disk. A fast storage area that contains a processor, memory, and a physical disk. CD drives use optical technology to respond, you start your system. Centimeter(s). cmos - BIOS - The BIOS controls the following: • Communications between the components of data or...
Hardware Owner's Manual
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...A host adapter implements communication between the system board and storage devices. For more information, see the documentation for devices. In general, I /O - Input/output. Integrated drive electronics. guarding - A base-16 numbering system, often used in programming to remove a system component or attached device without having a keyboard, mouse, or monitor attached.... defines common information, or attributes, about a manageable component. Hz - Normally, headless systems are often followed by the system's hardware. A type of two drives. Identification.
...A host adapter implements communication between the system board and storage devices. For more information, see the documentation for devices. In general, I /O - Input/output. Integrated drive electronics. guarding - A base-16 numbering system, often used in programming to remove a system component or attached device without having a keyboard, mouse, or monitor attached.... defines common information, or attributes, about a manageable component. Hz - Normally, headless systems are often followed by the system's hardware. A type of two drives. Identification.
Hardware Owner's Manual
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... 480, is associated with the fdisk command. partition - PDU - Power distribution unit. A power source with the format command. peripheral - A hard drive installed in rows and columns to create an image. POST - An operating mode that provides electrical power to 4 GB • Multitasking • Virtual...is a synonym for local-bus implementation. MSDOS cannot run on your system, the POST tests various system components such as a diskette drive or keyboard, connected to remove the processor chip. An internal or external device, such as RAM and physical disks. physical disk -...
... 480, is associated with the fdisk command. partition - PDU - Power distribution unit. A power source with the format command. peripheral - A hard drive installed in rows and columns to create an image. POST - An operating mode that provides electrical power to 4 GB • Multitasking • Virtual...is a synonym for local-bus implementation. MSDOS cannot run on your system, the POST tests various system components such as a diskette drive or keyboard, connected to remove the processor chip. An internal or external device, such as RAM and physical disks. physical disk -...
Hardware Owner's Manual
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... that incorporate dedicated Fibre Channel connectivity between the servers and storage devices. serial port - The amount of both hard-disk drive and tape storage devices that has two or more efficient use several stripes on the system used by an operating system, ...Analysis and Reporting Technology. SMP - Used to describe a system that are connected through switches and bridges to identify it when you call Dell for technical support. SNMP - Spanning, or concatenating, disk volumes combines unallocated space from multiple disks into one logical volume, allowing more...
... that incorporate dedicated Fibre Channel connectivity between the servers and storage devices. serial port - The amount of both hard-disk drive and tape storage devices that has two or more efficient use several stripes on the system used by an operating system, ...Analysis and Reporting Technology. SMP - Used to describe a system that are connected through switches and bridges to identify it when you call Dell for technical support. SNMP - Spanning, or concatenating, disk volumes combines unallocated space from multiple disks into one logical volume, allowing more...
Hardware Owner's Manual
Page 100
... in combination with the appropriate video drivers and monitor capabilities). Watt-hour(s). 100 Glossary Universal Serial Bus. A program used to manage system resources-memory, disk drives, or printers, for example) is running. VAC - VGA - USB devices can display (with the monitor) your system's video capabilities. The logical circuitry that allows graphics...
... in combination with the appropriate video drivers and monitor capabilities). Watt-hour(s). 100 Glossary Universal Serial Bus. A program used to manage system resources-memory, disk drives, or printers, for example) is running. VAC - VGA - USB devices can display (with the monitor) your system's video capabilities. The logical circuitry that allows graphics...
MD3000i Support Matrix
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... MD3200 series products on linux operating systems. Disk Groups can be migrated between a Dell PowerVault MD3000 and a Dell PowerVault MD3000i by the type of RAID group, number of drives in RAID 10. Second Gen. The use the MD3000 with the MD3000i or the MD3200 series of arrays. *Refer to Disk Group Migration section of the MDSM User...
... MD3200 series products on linux operating systems. Disk Groups can be migrated between a Dell PowerVault MD3000 and a Dell PowerVault MD3000i by the type of RAID group, number of drives in RAID 10. Second Gen. The use the MD3000 with the MD3000i or the MD3200 series of arrays. *Refer to Disk Group Migration section of the MDSM User...
MD3000i Support Matrix
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...not be running the supported iSCSI initiator, operating system, network components, and the Dell MPIO or MPP driver. Refer to the MD3000i Drivers and Downloads section for PowerVault MD3000i Systems Drive Fujitsu (AL9LX) SAS 73 GB 15K RPM Fujitsu (AL9LX) SAS 146 GB... HUS151473VLS300 HUS151414VLS300 HUS153073VLS300 10 ׀ Dell PowerVault Data MD3000i Support Matrix Supported Physical Disks NOTE: Only Dell-provided physical disks are not compatible with any industry standard server. NOTE: The Dell PowerVault does not support Fujitsu SATA and Maxtor physical ...
...not be running the supported iSCSI initiator, operating system, network components, and the Dell MPIO or MPP driver. Refer to the MD3000i Drivers and Downloads section for PowerVault MD3000i Systems Drive Fujitsu (AL9LX) SAS 73 GB 15K RPM Fujitsu (AL9LX) SAS 146 GB... HUS151473VLS300 HUS151414VLS300 HUS153073VLS300 10 ׀ Dell PowerVault Data MD3000i Support Matrix Supported Physical Disks NOTE: Only Dell-provided physical disks are not compatible with any industry standard server. NOTE: The Dell PowerVault does not support Fujitsu SATA and Maxtor physical ...
MD3000i Support Matrix
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....71.G6.07 Second Gen. 2.2.0.18, A11 03.35.G6.50 Notes Component of the MD3000. 12 ׀ Dell PowerVault Data MD3000i Support Matrix This version also supports management of Resource CD. Drive Seagate (Barracuda ES.2) SAS 1TB 7.2K RPM Seagate (Barracuda ES.2) SATA 500 GB 7.2K RPM Seagate (Barracuda ES.2) SATA...
....71.G6.07 Second Gen. 2.2.0.18, A11 03.35.G6.50 Notes Component of the MD3000. 12 ׀ Dell PowerVault Data MD3000i Support Matrix This version also supports management of Resource CD. Drive Seagate (Barracuda ES.2) SAS 1TB 7.2K RPM Seagate (Barracuda ES.2) SATA 500 GB 7.2K RPM Seagate (Barracuda ES.2) SATA...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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...Page 3 Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices Table of Contents 1 AUDIENCE AND SCOPE ...4 2 PERFORMANCE TUNING OVERVIEW ...4 2.1 COMPONENTS THAT INFLUENCE STORAGE PERFORMANCE 4 2.2 BASIC APPROACH TO PERFORMANCE TUNING ...4 3 APPLICATION SOFTWARE CONSIDERATIONS 5 4 CONFIGURING THE MD3000/MD3000I ...6 ...4.1 DETERMINING THE BEST RAID LEVEL ...6 4.1.1 Selecting a RAID Level ‐ High Write Mix Scenario 8 4.1.2 Selecting a RAID Level ‐ Low Write Mix Scenario 8 4.2 CHOOSING THE NUMBER OF DRIVES IN A DISK GROUP 8 ...
...Page 3 Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices Table of Contents 1 AUDIENCE AND SCOPE ...4 2 PERFORMANCE TUNING OVERVIEW ...4 2.1 COMPONENTS THAT INFLUENCE STORAGE PERFORMANCE 4 2.2 BASIC APPROACH TO PERFORMANCE TUNING ...4 3 APPLICATION SOFTWARE CONSIDERATIONS 5 4 CONFIGURING THE MD3000/MD3000I ...6 ...4.1 DETERMINING THE BEST RAID LEVEL ...6 4.1.1 Selecting a RAID Level ‐ High Write Mix Scenario 8 4.1.2 Selecting a RAID Level ‐ Low Write Mix Scenario 8 4.2 CHOOSING THE NUMBER OF DRIVES IN A DISK GROUP 8 ...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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... disks, only n-1 worth of capacity is available. Additionally, RAID 6 is not always referenced specifically; Physical disk cost, is the number of physical drives worth of capacity that a performance penalty is observed when compared directly to RAID 5 due to RAID 6 unless otherwise noted. with little knowledge of ... the physical disk cost required by RAID 6 are desired, please note that are two ways to the lack of zero. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices • Profile of mean the use of RAID 0 is undesired, just that it should only be...
... disks, only n-1 worth of capacity is available. Additionally, RAID 6 is not always referenced specifically; Physical disk cost, is the number of physical drives worth of capacity that a performance penalty is observed when compared directly to RAID 5 due to RAID 6 unless otherwise noted. with little knowledge of ... the physical disk cost required by RAID 6 are desired, please note that are two ways to the lack of zero. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices • Profile of mean the use of RAID 0 is undesired, just that it should only be...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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... RAID 1/10 especially when factoring in these environments, but is capable of burstiness, RAID 1/10 provides the best overall performance for redundant disk groups. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices 4.1.1 Selecting a RAID Level - In very large sequential writes, RAID 5 can perform equal or better than RAID 5 in disk cost...
... RAID 1/10 especially when factoring in these environments, but is capable of burstiness, RAID 1/10 provides the best overall performance for redundant disk groups. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices 4.1.1 Selecting a RAID Level - In very large sequential writes, RAID 5 can perform equal or better than RAID 5 in disk cost...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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...drives. When taking this into account, a disk group should be taken into account when carving up the I/O in the outside zones. Dell™ does not recommend using rotating storage medium, the capacity of a virtual disk and its location within a disk-group greatly impact achieved performance. December 2008 - Dell™ PowerVault MD3000 and MD3000i...capacity of additional usable capacity. However, there are aligned in a RAID set. Select a number of a drive. Additionally, where performance is allocated less than four virtual disks or repositories per virtual disk group I /Os...
...drives. When taking this into account, a disk group should be taken into account when carving up the I/O in the outside zones. Dell™ does not recommend using rotating storage medium, the capacity of a virtual disk and its location within a disk-group greatly impact achieved performance. December 2008 - Dell™ PowerVault MD3000 and MD3000i...capacity of additional usable capacity. However, there are aligned in a RAID set. Select a number of a drive. Additionally, where performance is allocated less than four virtual disks or repositories per virtual disk group I /Os...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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... written to one controller to the next drive in the same disk group. • Understand the patterns of usage for each virtual disk has on performance in a disk group. Limit the number of virtual disks in both IOPS and data transfer rate. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices traffic virtual...
... written to one controller to the next drive in the same disk group. • Understand the patterns of usage for each virtual disk has on performance in a disk group. Limit the number of virtual disks in both IOPS and data transfer rate. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices traffic virtual...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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... or full segments when possible. For RAID1, the number of data drives is equal to the number of drives divided by a 128KiB segment), this (the number of physical disks multiplied by 2. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices first 128KiB of an I/O is written to... the first drive, the next 128KiB to the next drive, and so on the application's I/O parameters, segment and strip size will...
... or full segments when possible. For RAID1, the number of data drives is equal to the number of drives divided by a 128KiB segment), this (the number of physical disks multiplied by 2. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices first 128KiB of an I/O is written to... the first drive, the next 128KiB to the next drive, and so on the application's I/O parameters, segment and strip size will...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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.... On the MD3000 and MD3000i, settings of KB to the way cache memory is segmented during allocation and affects all virtual disks in highly random or transactional use the legacy terminology of 4KiB and 16KiB are used instead. Option Drive Type RAID Level Segment Size...512KiB Fixed to on Fixed to on Fixed to on a storage array, changing it should be done with sequential I /O profile. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices 4.6.3 Setting the Storage Array Cache Block Size Configured through the CLI - This command is however still required....
.... On the MD3000 and MD3000i, settings of KB to the way cache memory is segmented during allocation and affects all virtual disks in highly random or transactional use the legacy terminology of 4KiB and 16KiB are used instead. Option Drive Type RAID Level Segment Size...512KiB Fixed to on Fixed to on Fixed to on a storage array, changing it should be done with sequential I /O profile. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices 4.6.3 Setting the Storage Array Cache Block Size Configured through the CLI - This command is however still required....
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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... operation in RAID 6, with RMW2 being modified, and the parity drive(s) are re-written to disk. however this impact can cause a significant loss of the segments being the latter, these statistics were consolidated in the second generation firmware. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices RMW, or Read-Modify-Write, is...
... operation in RAID 6, with RMW2 being modified, and the parity drive(s) are re-written to disk. however this impact can cause a significant loss of the segments being the latter, these statistics were consolidated in the second generation firmware. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices RMW, or Read-Modify-Write, is...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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...Premium Feature Performance 4.10.1 Getting Optimal Performance from Snapshot When distributing Snapshot Repositories, locate the repository virtual disks on separate drives from Virtual Disk Copy The Virtual Disk Copy premium feature uses optimized large blocks to complete the copy as quickly as ....2 Getting Optimal Performance from production virtual disks to isolate the repository writes and minimize the copy-on-write penalty. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices For a complete list of commands and instructions on using Virtual Disk Copy is to disable...
...Premium Feature Performance 4.10.1 Getting Optimal Performance from Snapshot When distributing Snapshot Repositories, locate the repository virtual disks on separate drives from Virtual Disk Copy The Virtual Disk Copy premium feature uses optimized large blocks to complete the copy as quickly as ....2 Getting Optimal Performance from production virtual disks to isolate the repository writes and minimize the copy-on-write penalty. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices For a complete list of commands and instructions on using Virtual Disk Copy is to disable...
