Hardware Owner's Manual
Page 10
... firmware. - NVSRAM - Expansion enclosure management modules (EMMs) • Task-based configuration software (MD Storage Manager) • Optional snapshot virtual disk (premium feature), up to four snapshots per virtual disk and 128 snapshots per array • Continuous background event monitoring for critical problems, such as impending physical disk failure or failed RAID controller modules • Host-based, multipath failover software for the following components: - RAID controller modules - This capability maintains a data path between the host server and the storage array...
... firmware. - NVSRAM - Expansion enclosure management modules (EMMs) • Task-based configuration software (MD Storage Manager) • Optional snapshot virtual disk (premium feature), up to four snapshots per virtual disk and 128 snapshots per array • Continuous background event monitoring for critical problems, such as impending physical disk failure or failed RAID controller modules • Host-based, multipath failover software for the following components: - RAID controller modules - This capability maintains a data path between the host server and the storage array...
Hardware Owner's Manual
Page 23
... the battery is not operating within the storage enclosure exceeds a safe threshold. NOTE: For virtual disks, the RAID controller firmware changes the data cache setting based on the physical disks from corruption in the event of cooling system failure. Temperature threshold values are default settings and cannot be changed. About Your System 23 It is reached. When the battery is replaced, Write Back is necessary. The RAID controller module logs the age of the battery fault LED, see "Removing and Installing a RAID Controller Module Backup Battery...
... the battery is not operating within the storage enclosure exceeds a safe threshold. NOTE: For virtual disks, the RAID controller firmware changes the data cache setting based on the physical disks from corruption in the event of cooling system failure. Temperature threshold values are default settings and cannot be changed. About Your System 23 It is reached. When the battery is replaced, Write Back is necessary. The RAID controller module logs the age of the battery fault LED, see "Removing and Installing a RAID Controller Module Backup Battery...
Hardware Owner's Manual
Page 33
... a replacement physical disk is installed, data from the hot spare is 128 KB. Hot Spares and Rebuild A valuable strategy to protect data is Using Your RAID Enclosure 33 Hot Spare Operation When a physical disk fails, the virtual disk automatically rebuilds using an available hot spare. Segment Size Disk striping enables data to be initiated by the RAID controller modules. The MD3000i supports stripe element sizes of disks involved in case of four. For example, a four-disk disk group with...
... a replacement physical disk is installed, data from the hot spare is 128 KB. Hot Spares and Rebuild A valuable strategy to protect data is Using Your RAID Enclosure 33 Hot Spare Operation When a physical disk fails, the virtual disk automatically rebuilds using an available hot spare. Segment Size Disk striping enables data to be initiated by the RAID controller modules. The MD3000i supports stripe element sizes of disks involved in case of four. For example, a four-disk disk group with...
Hardware Owner's Manual
Page 50
... host server are failed over to the surviving controller and no data is created. You can change the preferred RAID controller module owner of a virtual disk or disk group. redundant paths are restored to assume all controller responsibilities for auto failback. 50 Using Your RAID Enclosure When a RAID Controller Module Is Replaced or Removed When one RAID controller module fails, or is configured for the storage array. Because host-based multi-path software is replaced. Ownership of a virtual disk is moved from the RAID enclosure, failover software on the host server directs...
... host server are failed over to the surviving controller and no data is created. You can change the preferred RAID controller module owner of a virtual disk or disk group. redundant paths are restored to assume all controller responsibilities for auto failback. 50 Using Your RAID Enclosure When a RAID Controller Module Is Replaced or Removed When one RAID controller module fails, or is configured for the storage array. Because host-based multi-path software is replaced. Ownership of a virtual disk is moved from the RAID enclosure, failover software on the host server directs...
Hardware Owner's Manual
Page 77
... poor connections. Action 1 If you selected. See "Removing and Installing Physical Disks" on page 81. For detailed cabling instructions, see the PowerVault MD3000i Installation Guide. 2 Verify that the iSCSI port link status LED is solid green for obvious damage. 4 Re-install the disk in MD Storage Manager. For more information on page 81. Troubleshooting Your Enclosure 77 If the problem persists, see "Getting Help" on enclosure modes, see the PowerVault MD3000i Installation Guide. Action • Inspect RAID controller module cables for possible recovery...
... poor connections. Action 1 If you selected. See "Removing and Installing Physical Disks" on page 81. For detailed cabling instructions, see the PowerVault MD3000i Installation Guide. 2 Verify that the iSCSI port link status LED is solid green for obvious damage. 4 Re-install the disk in MD Storage Manager. For more information on page 81. Troubleshooting Your Enclosure 77 If the problem persists, see "Getting Help" on enclosure modes, see the PowerVault MD3000i Installation Guide. Action • Inspect RAID controller module cables for possible recovery...
Hardware Owner's Manual
Page 99
... enable or disable the termination on these devices by changing jumper or switch settings on a network hub or switch used to connect to configure your system's integral components, such as password protection. When such devices are connected in the configuration software for the Windows operating environment. Uninterruptible power supply. A BIOS-based program that automatically supplies power to determine a variety of an electrical failure. A port on the devices or by setting features such as the processor, RAM, controllers...
... enable or disable the termination on these devices by changing jumper or switch settings on a network hub or switch used to connect to configure your system's integral components, such as password protection. When such devices are connected in the configuration software for the Windows operating environment. Uninterruptible power supply. A BIOS-based program that automatically supplies power to determine a variety of an electrical failure. A port on the devices or by setting features such as the processor, RAM, controllers...
MD3000i Support Matrix
Page 2
... support Server NIC Host ports, MD3000i iSCSI ports and all intermediate network ports must be connected to a switch port that different subnets be set to one MD3000i array. The management Ethernet part of the RAID controller √ module must have Jumbo Frame support enabled Cat 5/e or better ethernet cables are required for iSCSI data √ transmission. 10/100 Mb NIC connections are connected to host server √ ethernet ports and MD3000i iSCSI ports may be used for iSCSI data transfer and enhanced I/O performance. Rules First Gen. If multiple...
... support Server NIC Host ports, MD3000i iSCSI ports and all intermediate network ports must be connected to a switch port that different subnets be set to one MD3000i array. The management Ethernet part of the RAID controller √ module must have Jumbo Frame support enabled Cat 5/e or better ethernet cables are required for iSCSI data √ transmission. 10/100 Mb NIC connections are connected to host server √ ethernet ports and MD3000i iSCSI ports may be used for iSCSI data transfer and enhanced I/O performance. Rules First Gen. If multiple...
Upgrading Your Dell PowerVault MD3000i From Simplex to Duplex Mode
Page 3
... enclosure status LED to turn blue before proceeding to the next step. 7 In MD Storage Manager, click the Tools tab (for Controller 1, Port 1. 11 Click New to add a new storage array. 12 In the Add New Storage Array window, select Manual and then click OK. The Add New Storage Array - Manual window opens. 13 Select Out-of-band management. 14 In the RAID Controller Module (host name or IP address) fields, enter the IP addresses of all virtual disks...
... enclosure status LED to turn blue before proceeding to the next step. 7 In MD Storage Manager, click the Tools tab (for Controller 1, Port 1. 11 Click New to add a new storage array. 12 In the Add New Storage Array window, select Manual and then click OK. The Add New Storage Array - Manual window opens. 13 Select Out-of-band management. 14 In the RAID Controller Module (host name or IP address) fields, enter the IP addresses of all virtual disks...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
Page 9
... disks used in a disk group, the better the average performance. Short stroking can be taken to short-stroking a volume is the fastest, while the inner most applications. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices • To optimize for data transfer rate, multiply the number of physical data disks by creating a disk group consisting of a single virtual disk, which is allocated less than four virtual disks or repositories per virtual disk group...
... disks used in a disk group, the better the average performance. Short stroking can be taken to short-stroking a volume is the fastest, while the inner most applications. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices • To optimize for data transfer rate, multiply the number of physical data disks by creating a disk group consisting of a single virtual disk, which is allocated less than four virtual disks or repositories per virtual disk group...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
Page 12
... cache mirroring is enabled on a virtual disk level. Please refer to the disk. Disabling read pre-fetch is primarily useful in the MDSM and through mode, adding additional latency while data is flushed to the Dell™ PowerVault™ Modular Disk Storage Manager CLI Guide on the Dell™ technical support site (http://support.dell.com/manuals) for read and write cache can be beneficial to adjust this operation. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices 4.6 Cache Settings Read-ahead cache can be configured...
... cache mirroring is enabled on a virtual disk level. Please refer to the disk. Disabling read pre-fetch is primarily useful in the MDSM and through mode, adding additional latency while data is flushed to the Dell™ PowerVault™ Modular Disk Storage Manager CLI Guide on the Dell™ technical support site (http://support.dell.com/manuals) for read and write cache can be beneficial to adjust this operation. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices 4.6 Cache Settings Read-ahead cache can be configured...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
Page 22
... on -write penalty. When possible, schedule Read I/Os to the Snapshot virtual disk to off-peak times when I/O activity on separate disk groups when possible; December 2008 - Revision A01 Page 22 Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices For a complete list of commands and instructions on using the CLI Performance Monitor, refer to the Dell™ PowerVault™ Modular Disk Storage Manager CLI Guide on the same disk group raises the potential for lower performing random...
... on -write penalty. When possible, schedule Read I/Os to the Snapshot virtual disk to off-peak times when I/O activity on separate disk groups when possible; December 2008 - Revision A01 Page 22 Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices For a complete list of commands and instructions on using the CLI Performance Monitor, refer to the Dell™ PowerVault™ Modular Disk Storage Manager CLI Guide on the same disk group raises the potential for lower performing random...
Dell MD Storage Array vCenter Plug-in User’s Guide
Page 44
... name change . Include all information and details when troubleshooting these errors. 44 Dell MD Storage Array vCenter Plug-in Default host group Explicitly map a virtual disk to the mappings are mapped disks from services.msc window. After installation, verify that the cimserver service has been started from being mapped. password. The installation log does not contain any information about the Pegasus service starting. If the default host group virtual no virtual disks are not displayed ESX host or host group to...
... name change . Include all information and details when troubleshooting these errors. 44 Dell MD Storage Array vCenter Plug-in Default host group Explicitly map a virtual disk to the mappings are mapped disks from services.msc window. After installation, verify that the cimserver service has been started from being mapped. password. The installation log does not contain any information about the Pegasus service starting. If the default host group virtual no virtual disks are not displayed ESX host or host group to...
Command Line Interface Guide
Page 30
...) Operation General storage array configuration NVSRAM configuration Product identification Battery management Firmware management Activities Resetting a configuration to defaults, labeling, checking the health status, setting the time of day, clearing the Major Event Log, and setting the media scan rate Downloading and modifying the user configuration region at the bit and byte level, displaying nonvolatile static random access memory (NVSRAM) values Retrieving the enclosure profile display data Setting the battery installation date Downloading RAID controller module, enclosure management...
...) Operation General storage array configuration NVSRAM configuration Product identification Battery management Firmware management Activities Resetting a configuration to defaults, labeling, checking the health status, setting the time of day, clearing the Major Event Log, and setting the media scan rate Downloading and modifying the user configuration region at the bit and byte level, displaying nonvolatile static random access memory (NVSRAM) values Retrieving the enclosure profile display data Setting the battery installation date Downloading RAID controller module, enclosure management...
Command Line Interface Guide
Page 52
... existing disk groups. 52 Configuring a Storage Array The userLabel, capacity, owner, and segmentSize parameters are the same as in a separate enclosure. physical disk from any one The storage array performs the disks. loss protection. The RAID controller module firmware assigns the physical disks. The enclosureLossProtect parameter is a boolean switch that the new disk group has enclosure loss protection. The storage array posts an The storage array performs the error if the RAID controller operation even if it means that module firmware...
... existing disk groups. 52 Configuring a Storage Array The userLabel, capacity, owner, and segmentSize parameters are the same as in a separate enclosure. physical disk from any one The storage array performs the disks. loss protection. The RAID controller module firmware assigns the physical disks. The enclosureLossProtect parameter is a boolean switch that the new disk group has enclosure loss protection. The storage array posts an The storage array performs the error if the RAID controller operation even if it means that module firmware...
Command Line Interface Guide
Page 54
... is accessed only once. 54 Configuring a Storage Array If the virtual disk is maximized when a single I /O requests (such as needed to define your configuration. The smallest units of disk groups, the firmware creates only that it contains. A data stripe is checked against the supported values provided by the number of data in kilobytes that the RAID controller module writes on the next physical disk. If the value you create more than one disk group...
... is accessed only once. 54 Configuring a Storage Array If the virtual disk is maximized when a single I /O requests (such as needed to define your configuration. The smallest units of disk groups, the firmware creates only that it contains. A data stripe is checked against the supported values provided by the number of data in kilobytes that the RAID controller module writes on the next physical disk. If the value you create more than one disk group...
Installation Guide
Page 59
... corrected and the managed array is in the same box as your storage array configuration, including firmware versions and the current status of the storage array. Wait at this process. Contacting Device - To access the Storage Array Profile, click Support→ View storage array profile. Every component in the managed array is currently changing to troubleshoot the problem: • Recovery Guru - The Recovery Guru can set them . Troubleshooting Tools The MD Storage Manager establishes communication with the array. Needs Attention...
... corrected and the managed array is in the same box as your storage array configuration, including firmware versions and the current status of the storage array. Wait at this process. Contacting Device - To access the Storage Array Profile, click Support→ View storage array profile. Every component in the managed array is currently changing to troubleshoot the problem: • Recovery Guru - The Recovery Guru can set them . Troubleshooting Tools The MD Storage Manager establishes communication with the array. Needs Attention...
User's Guide
Page 31
... for iSCSI host ports. • View/End iSCSI Sessions - Using iSCSI This chapter provides information on setting up and configuring iSCSI, see the Installation Guide. Define the permissions for the iSCSI target or enter the CHAP permissions in the MD Storage Manager only when the controllers contain iSCSI host ports. Modify the way to be supported by -step instructions on using the Internet Storage Name Service (iSNS) server settings. • Configure iSCSI Host Ports - Here are some of the iSCSI settings: • Change...
... for iSCSI host ports. • View/End iSCSI Sessions - Using iSCSI This chapter provides information on setting up and configuring iSCSI, see the Installation Guide. Define the permissions for the iSCSI target or enter the CHAP permissions in the MD Storage Manager only when the controllers contain iSCSI host ports. Modify the way to be supported by -step instructions on using the Internet Storage Name Service (iSNS) server settings. • Configure iSCSI Host Ports - Here are some of the iSCSI settings: • Change...
User's Guide
Page 74
... virtual disk to the secondary node, refer to the Dell PowerEdge™ Cluster SE600W Systems Installation and Troubleshooting Guide on the storage array to the cluster node that the cluster nodes correctly recognize the snapshot virtual disk. You can use unconfigured capacity on support.dell.com The destination of free capacity. Preparing Host Servers to Create the Snapshot Using the Advanced Path NOTICE: Before using the Snapshot Virtual Disks Premium Feature in the operating...
... virtual disk to the secondary node, refer to the Dell PowerEdge™ Cluster SE600W Systems Installation and Troubleshooting Guide on the storage array to the cluster node that the cluster nodes correctly recognize the snapshot virtual disk. You can use unconfigured capacity on support.dell.com The destination of free capacity. Preparing Host Servers to Create the Snapshot Using the Advanced Path NOTICE: Before using the Snapshot Virtual Disks Premium Feature in the operating...
Upgrading to SATA on MD3000i
Page 8
... Modular Disk Storage Manager User's Guide for more information on creating this file prior to a firmware update may make it difficult to Support SATA II Disks NOTE: Before performing any maintenance or upgrade task, you are upgrading an MD3000i RAID storage enclosure, refer to the MD3000i Installation Guide for iSCSI setup information. Select appropriate file locations for detailed information. 4 Stop all the hosts connected to create a support information .zip file. Failure to create this file. 3 Using the latest version of the MD3000i Resource CD, run a pre-requisite check of...
... Modular Disk Storage Manager User's Guide for more information on creating this file prior to a firmware update may make it difficult to Support SATA II Disks NOTE: Before performing any maintenance or upgrade task, you are upgrading an MD3000i RAID storage enclosure, refer to the MD3000i Installation Guide for iSCSI setup information. Select appropriate file locations for detailed information. 4 Stop all the hosts connected to create a support information .zip file. Failure to create this file. 3 Using the latest version of the MD3000i Resource CD, run a pre-requisite check of...
User's Guide
Page 13
... a failure • Gather support information About This Guide 13 • Replace physical disks • Modify the RAID level for a disk group Tools Tab • Rename a storage array • Set or change a password • View or enable premium features • Turn on indicator lights • Change enclosure ID numbers • Set or change enclosure tags • Set up e-mail alerts and SNMP alerts • Synchronize controller clocks, change the network configuration, or change battery settings • Inherit system settings • Change media scan settings • Change...
... a failure • Gather support information About This Guide 13 • Replace physical disks • Modify the RAID level for a disk group Tools Tab • Rename a storage array • Set or change a password • View or enable premium features • Turn on indicator lights • Change enclosure ID numbers • Set or change enclosure tags • Set up e-mail alerts and SNMP alerts • Synchronize controller clocks, change the network configuration, or change battery settings • Inherit system settings • Change media scan settings • Change...
