Updating the Enclosure Management Module Firmware
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... On the host system, click the Start button and select Programs→ Dell OpenManage Applications→ Array Manager→ Array Manager Console. 6 Select Arrays→ PERC Subsystem. 7 Select the controller that the update was extracted in the window, restart the cluster node....all I /O activity to a system. Array Manager includes an integrated firmware update utility that the PowerVault 22xS storage system appears. FOR PROOF ONLY Updating the Enclosure Management Module Firmware 7 DELL CONFIDENTIAL - PRELIMINARY 10/26/04 - If the storage system does not appear in step 4....
... On the host system, click the Start button and select Programs→ Dell OpenManage Applications→ Array Manager→ Array Manager Console. 6 Select Arrays→ PERC Subsystem. 7 Select the controller that the update was extracted in the window, restart the cluster node....all I /O activity to a system. Array Manager includes an integrated firmware update utility that the PowerVault 22xS storage system appears. FOR PROOF ONLY Updating the Enclosure Management Module Firmware 7 DELL CONFIDENTIAL - PRELIMINARY 10/26/04 - If the storage system does not appear in step 4....
Upgrading to Ultra 320 EMMs
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... follow the safety instructions in place. NOTE: To achieve full Ultra 320 functionality, your EMMs, hard drives, and host controller must turn off any server nodes connected to upgrade your system by removing the primary and secondary Ultra 160 enclosure management modules... complete data backup before you must support Ultra 320. NOTE: In a cluster configuration, you upgrade your storage system. www.dell.com | support.dell.com Dell™ PowerVault™ 22xS Systems - A system with redundant enclosure management features two EMMs that shipped with your data. A system with ...
... follow the safety instructions in place. NOTE: To achieve full Ultra 320 functionality, your EMMs, hard drives, and host controller must turn off any server nodes connected to upgrade your system by removing the primary and secondary Ultra 160 enclosure management modules... complete data backup before you must support Ultra 320. NOTE: In a cluster configuration, you upgrade your storage system. www.dell.com | support.dell.com Dell™ PowerVault™ 22xS Systems - A system with redundant enclosure management features two EMMs that shipped with your data. A system with ...
Optimizing Dell SCSI Solutions
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... - INTRODUCTION ...3 2. Clustering...33 Heterogeneous vs. APPENDIX - B: GLOSSARY ...42 9. DELL'S PRODUCT OFFERING...14 PowerVault™ 220S & 221S Storage Enclosure 14 PERC - SCSI HOST BUS ADAPTERS / SCSI RAID...29 ...RAID: Hardware Vs Software ...29 Considerations to Implement a RAID Solution 29 Controller Family...30 Data Protection Strategy ...32 High Availability Needs - Virtual Disk Size...35 Additional RAID information...35 6. APPENDIX - A REFERENCE GUIDE FOR OPTIMIZING DELL...
... - INTRODUCTION ...3 2. Clustering...33 Heterogeneous vs. APPENDIX - B: GLOSSARY ...42 9. DELL'S PRODUCT OFFERING...14 PowerVault™ 220S & 221S Storage Enclosure 14 PERC - SCSI HOST BUS ADAPTERS / SCSI RAID...29 ...RAID: Hardware Vs Software ...29 Considerations to Implement a RAID Solution 29 Controller Family...30 Data Protection Strategy ...32 High Availability Needs - Virtual Disk Size...35 Additional RAID information...35 6. APPENDIX - A REFERENCE GUIDE FOR OPTIMIZING DELL...
Optimizing Dell SCSI Solutions
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...components is essential for an application but also would be easy to data • Availability - A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 A Reference Guide for a given application. Selection of storage components not only impacts the ... the requirements for Optimizing Dell SCSI Solutions 1. Ultra160/Ultra320 SCSI • Host System Interface Technology - non-RAID (HBA) and RAID controllers (PERC) • Management Capabilities - Data Throughput/Available Bandwidth o I/Os per second (IOPS) • Data Protection - PowerVault™ Direct Attached Storage...
...components is essential for an application but also would be easy to data • Availability - A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 A Reference Guide for a given application. Selection of storage components not only impacts the ... the requirements for Optimizing Dell SCSI Solutions 1. Ultra160/Ultra320 SCSI • Host System Interface Technology - non-RAID (HBA) and RAID controllers (PERC) • Management Capabilities - Data Throughput/Available Bandwidth o I/Os per second (IOPS) • Data Protection - PowerVault™ Direct Attached Storage...
Optimizing Dell SCSI Solutions
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... Considerations In a cluster environment the cache being disabled on the controller poses a significant performance impact to RAID 5 and RAID 50 configurations. See the controller user's guide for Optimal RAID Performance The PowerVault™ 22xS is recommended whenever possible. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 Additional configuration factors Hot Spares Hot...
... Considerations In a cluster environment the cache being disabled on the controller poses a significant performance impact to RAID 5 and RAID 50 configurations. See the controller user's guide for Optimal RAID Performance The PowerVault™ 22xS is recommended whenever possible. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 Additional configuration factors Hot Spares Hot...
Optimizing Dell SCSI Solutions
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...PowerVault™ 220S & 221S Storage Enclosure Dell™ PowerVault 220xS systems are flexible, external SCSI expansion enclosures designed to the mounting hardware and front bezel features. Most major components, including hard drives and power supply/cooling modules are shown in joined bus, split bus or cluster mode Leverages PERC 3 U160 or PERC 4 RAID controller...SCSI 3U form factor for easy upgrades. PowerVault 220S/221S Storage Arrays Performance U320 SCSI speed dual channel PCI-Express PERC 4 U320 controller Capacity 4.2TB with 300GB hard drives ...
...PowerVault™ 220S & 221S Storage Enclosure Dell™ PowerVault 220xS systems are flexible, external SCSI expansion enclosures designed to the mounting hardware and front bezel features. Most major components, including hard drives and power supply/cooling modules are shown in joined bus, split bus or cluster mode Leverages PERC 3 U160 or PERC 4 RAID controller...SCSI 3U form factor for easy upgrades. PowerVault 220S/221S Storage Arrays Performance U320 SCSI speed dual channel PCI-Express PERC 4 U320 controller Capacity 4.2TB with 300GB hard drives ...
Optimizing Dell SCSI Solutions
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...controllers, the PERC 4e family, supporting the industry standard Ultra320 SCSI storage interconnect. It provides reliable fault-tolerant disk subsystem management and is currently offering its fourth generation of each SCSI channel can be as high as 320 MB/sec. The following PERC solutions support the PowerVault 220S...PERC 4/DC (PCI, dual channel U320 RAID add-in HBA. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 (SCSI) host adapter with RAID control capabilities. Dell is an ideal RAID solution for internal storage in a server. The PERC 4e family of ...
...controllers, the PERC 4e family, supporting the industry standard Ultra320 SCSI storage interconnect. It provides reliable fault-tolerant disk subsystem management and is currently offering its fourth generation of each SCSI channel can be as high as 320 MB/sec. The following PERC solutions support the PowerVault 220S...PERC 4/DC (PCI, dual channel U320 RAID add-in HBA. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 (SCSI) host adapter with RAID control capabilities. Dell is an ideal RAID solution for internal storage in a server. The PERC 4e family of ...
Optimizing Dell SCSI Solutions
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... (such as the PowerVault 220S) support the latest SCSI hard drives, currently specified as PowerEdge servers), to ensure the highest quality products. For the latest information of the industry. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 • Table 3-2: PERCs and Cable Type Controller type PERC Add-in Dell systems are not protected...
... (such as the PowerVault 220S) support the latest SCSI hard drives, currently specified as PowerEdge servers), to ensure the highest quality products. For the latest information of the industry. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 • Table 3-2: PERCs and Cable Type Controller type PERC Add-in Dell systems are not protected...
Optimizing Dell SCSI Solutions
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A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 The primary EMM must always have undesirable consequences. Regardless of the SES enclosure management services to monitor and control critical functions such as temperature, fan speeds, initiating warnings/alerts, and in ..., however, are electrically isolated, this slot unpopulated is enclosure management redundancy. SES management is a catastrophic failure of SCSI RAID controllers (e.g. Figure 4-2 Split Bus Cabling to each bus. The primary EMM monitors the state of redundancy. The cables can be ...
A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 The primary EMM must always have undesirable consequences. Regardless of the SES enclosure management services to monitor and control critical functions such as temperature, fan speeds, initiating warnings/alerts, and in ..., however, are electrically isolated, this slot unpopulated is enclosure management redundancy. SES management is a catastrophic failure of SCSI RAID controllers (e.g. Figure 4-2 Split Bus Cabling to each bus. The primary EMM monitors the state of redundancy. The cables can be ...
Optimizing Dell SCSI Solutions
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.... Node 2 can provide failover capabilities for Node 1 to a cluster with the additional capability of allowing concurrent access from two host controllers (Figure 4-4). Clustering falls into two categories: Active/Active and Active/Passive. The term active/active refers to fail. In this topology..., only 13 HDD are mutually exclusive and cannot be identical. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 Figure 4-3 Split Bus Cabling Options to a Single Host System, (a) Same Adapter, (b) Different Adapters Cluster ...
.... Node 2 can provide failover capabilities for Node 1 to a cluster with the additional capability of allowing concurrent access from two host controllers (Figure 4-4). Clustering falls into two categories: Active/Active and Active/Passive. The term active/active refers to fail. In this topology..., only 13 HDD are mutually exclusive and cannot be identical. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 Figure 4-3 Split Bus Cabling Options to a Single Host System, (a) Same Adapter, (b) Different Adapters Cluster ...
Optimizing Dell SCSI Solutions
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... access rights to the disk array assigned to the failed node is transferred to handle the load of both cluster topologies with the SCSI controller in the host system using the remaining SCSI ID. An active/passive configuration is more costly in terms of price/performance because one or... more cluster nodes is actively processing requests for cluster applications while at least one or more servers sits idle most of the time. Dell PowerEdge Clustered systems fully support both nodes (in case of a failover). SCSI ID Assignment SCSI standard requires that can use the full power...
... access rights to the disk array assigned to the failed node is transferred to handle the load of both cluster topologies with the SCSI controller in the host system using the remaining SCSI ID. An active/passive configuration is more costly in terms of price/performance because one or... more cluster nodes is actively processing requests for cluster applications while at least one or more servers sits idle most of the time. Dell PowerEdge Clustered systems fully support both nodes (in case of a failover). SCSI ID Assignment SCSI standard requires that can use the full power...
Optimizing Dell SCSI Solutions
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...effectively concatenate the devices in MB/sec) that host. For example, U160 can be cabled directly to each. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 be installed in the enclosure. One or two EMM modules may be reserved for a single host system is ...also perfectly acceptable to the PERC4/DC adapter. This is not supported. For instance, a multchannel SCSI controller such as shown in Figure 4-5. Multiple PV22xS enclosures, however, can support. A mapping of the SCSI ID address space reserved by the PV22xS ...
...effectively concatenate the devices in MB/sec) that host. For example, U160 can be cabled directly to each. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 be installed in the enclosure. One or two EMM modules may be reserved for a single host system is ...also perfectly acceptable to the PERC4/DC adapter. This is not supported. For instance, a multchannel SCSI controller such as shown in Figure 4-5. Multiple PV22xS enclosures, however, can support. A mapping of the SCSI ID address space reserved by the PV22xS ...
Optimizing Dell SCSI Solutions
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... RAID5 configuration with future support for maximum safety and avoid potential damages before they become available. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 modules is supported, but not recommended. Mixing HDD Capacities Mixing of different drive sizes is ...enclosure shelf faults • HDD Power/Fault/Offline status • Power supply status and shutdown capabilities • Fan speed status and control • Temperature monitoring • Over/Under temperature shutdown capabilities • Alarms (local audible and visual LED indicators) Warm and Hot...
... RAID5 configuration with future support for maximum safety and avoid potential damages before they become available. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 modules is supported, but not recommended. Mixing HDD Capacities Mixing of different drive sizes is ...enclosure shelf faults • HDD Power/Fault/Offline status • Power supply status and shutdown capabilities • Fan speed status and control • Temperature monitoring • Over/Under temperature shutdown capabilities • Alarms (local audible and visual LED indicators) Warm and Hot...
Optimizing Dell SCSI Solutions
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... cables can be attached between the host system(s) and the PV22xS enclosure. Always verify the controller connector type to ensure cables will be adhered to. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 properly quiescent before the hardware is removed/replaced. •... will cause unpredictable results which can occur at any time without prior notification. Power MUST be warm or hot plugged. Older controller cards generally use a VHDCI connector. External SCSI Cables Depending on the enclosure topology, one end of cables are actually differences in...
... cables can be attached between the host system(s) and the PV22xS enclosure. Always verify the controller connector type to ensure cables will be adhered to. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 properly quiescent before the hardware is removed/replaced. •... will cause unpredictable results which can occur at any time without prior notification. Power MUST be warm or hot plugged. Older controller cards generally use a VHDCI connector. External SCSI Cables Depending on the enclosure topology, one end of cables are actually differences in...
Optimizing Dell SCSI Solutions
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... Management capabilities with both ZEMMs Depends on HDD and ZEMM technology - U160/U320 Provides both data and management Relatively lower performance due to RAID controller configuration requirements Default Default Default Maximum Could be lower with both ZEMMs • Not on SCSI Path • Management capabilities with non-redundant... PSU PAGE 26 11/17/2005 All PV22xS configuration modes have various benefits for an application. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS Cable Connector VER A02 Controller Connector P-type connector -
... Management capabilities with both ZEMMs Depends on HDD and ZEMM technology - U160/U320 Provides both data and management Relatively lower performance due to RAID controller configuration requirements Default Default Default Maximum Could be lower with both ZEMMs • Not on SCSI Path • Management capabilities with non-redundant... PSU PAGE 26 11/17/2005 All PV22xS configuration modes have various benefits for an application. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS Cable Connector VER A02 Controller Connector P-type connector -
Optimizing Dell SCSI Solutions
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...bus technology (U160/U320) and Hard Disk Drive (HDD) spindle speeds • Interface Channel options - A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 5. RAID, when implemented with their respective pros and cons. Whereas, when the RAID engine is primarily ... RAID processor and memory system - Hardware and Software RAID implementations are required to the host systems which are impacted by: • Controller Family • Data Protection Strategy • High Availability Needs - SCSI Host Bus Adapters / SCSI RAID This section addresses concerns specific...
...bus technology (U160/U320) and Hard Disk Drive (HDD) spindle speeds • Interface Channel options - A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 5. RAID, when implemented with their respective pros and cons. Whereas, when the RAID engine is primarily ... RAID processor and memory system - Hardware and Software RAID implementations are required to the host systems which are impacted by: • Controller Family • Data Protection Strategy • High Availability Needs - SCSI Host Bus Adapters / SCSI RAID This section addresses concerns specific...
Optimizing Dell SCSI Solutions
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... (see Table 5-2), there are being managed via the BIOS utilities, these differences can only be broadly categorized into two families - Dell's Storage controllers can impact performance as the array fills up, since the number of stripes decreases as 'child' arrays fill up. Design of these families... array. • Mixed-size hard drives within a RAID10/RAID50 o RAID50 not supported on the same group of disks; A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 Controller Family Aside from both families are a few critical differences which impact behavior of these...
... (see Table 5-2), there are being managed via the BIOS utilities, these differences can only be broadly categorized into two families - Dell's Storage controllers can impact performance as the array fills up, since the number of stripes decreases as 'child' arrays fill up. Design of these families... array. • Mixed-size hard drives within a RAID10/RAID50 o RAID50 not supported on the same group of disks; A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 Controller Family Aside from both families are a few critical differences which impact behavior of these...
Optimizing Dell SCSI Solutions
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... when the HDDs are placed on different SCSI IDs or different channels of changing an array configuration is supported within the family of controllers made by the same vendor; When the HDDs are changed to Appendix A - o For additional information on Array Migration or Drive...For more details on the rebuild process please refer to different SCSI IDs or channels on a same controller. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 In contrast, Adaptec controllers will only use space on all 'child' arrays equal to the available space on the smallest '...
... when the HDDs are placed on different SCSI IDs or different channels of changing an array configuration is supported within the family of controllers made by the same vendor; When the HDDs are changed to Appendix A - o For additional information on Array Migration or Drive...For more details on the rebuild process please refer to different SCSI IDs or channels on a same controller. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 In contrast, Adaptec controllers will only use space on all 'child' arrays equal to the available space on the smallest '...
Optimizing Dell SCSI Solutions
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... pausing of consistency check and resume it is on the write to the controller before proceeding to the next operation. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 back up unit (see Table 5-2), there is a risk of data loss if system power is lost while unwritten information... is still in write back), but it is slower, since the controller must wait for the hard drive to ...
... pausing of consistency check and resume it is on the write to the controller before proceeding to the next operation. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 back up unit (see Table 5-2), there is a risk of data loss if system power is lost while unwritten information... is still in write back), but it is slower, since the controller must wait for the hard drive to ...
Optimizing Dell SCSI Solutions
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...array. Heterogeneous vs. Mixing of HDD technology is not avoidable, it is not recommended to some HBAs - In all hard drives within the controller BIOS. o Patrol Read examines each block in a configured physical disk for "Automatic". By default the run mode is recommended that all cases,...all the devices on the SCSI bus have all hard drives in any particular array be of matching technology. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 For more details on rebuild process please refer to have Low Voltage Differential (LVD) signaling. Reference 5: ...
...array. Heterogeneous vs. Mixing of HDD technology is not avoidable, it is not recommended to some HBAs - In all hard drives within the controller BIOS. o Patrol Read examines each block in a configured physical disk for "Automatic". By default the run mode is recommended that all cases,...all the devices on the SCSI bus have all hard drives in any particular array be of matching technology. A REFERENCE GUIDE FOR OPTIMIZING DELL™ SCSI SOLUTIONS VER A02 For more details on rebuild process please refer to have Low Voltage Differential (LVD) signaling. Reference 5: ...