Getting Started Guide
Page 5
...enclosures for both simplex (single controller) and duplex (dual controller) array configurations. Availability Features • Up to the Dell PowerVault MD Systems Support Matrix at support.dell.com). • Support for a total of 45 physical disks. • Controller capable of your system and how... physical disks. • Support for up your system. For more information, refer to obtain technical assistance. simplex configuration also available • Battery backup unit (BBU) to power the RAID controller system memory (cache) for a minimum of 72 hours in case of servers. (For...
...enclosures for both simplex (single controller) and duplex (dual controller) array configurations. Availability Features • Up to the Dell PowerVault MD Systems Support Matrix at support.dell.com). • Support for a total of 45 physical disks. • Controller capable of your system and how... physical disks. • Support for up your system. For more information, refer to obtain technical assistance. simplex configuration also available • Battery backup unit (BBU) to power the RAID controller system memory (cache) for a minimum of 72 hours in case of servers. (For...
Getting Started Guide
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... LED indicators (one nonfunctional) • One single-color activity LED • One two-color LED status indicator per disk The following single-color LEDs: • Battery fault • Cache active • Controller fault • Controller power • Ethernet link • Ethernet activity • SAS Out fault/active • iSCSI In fault...
... LED indicators (one nonfunctional) • One single-color activity LED • One two-color LED status indicator per disk The following single-color LEDs: • Battery fault • Cache active • Controller fault • Controller power • Ethernet link • Ethernet activity • SAS Out fault/active • iSCSI In fault...
Getting Started Guide
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Environmental (Battery Backup Unit [BBU]) NOTE: For additional information about environmental measurements for specific system configurations, see dell.com/environmental_datasheets Maximum input power • +12 VDC +/-5% at 1 A • +3.3 VDC +/-5% at 150 mA • Operating temperature range: 5° to 35°C (41° to ...
Environmental (Battery Backup Unit [BBU]) NOTE: For additional information about environmental measurements for specific system configurations, see dell.com/environmental_datasheets Maximum input power • +12 VDC +/-5% at 1 A • +3.3 VDC +/-5% at 150 mA • Operating temperature range: 5° to 35°C (41° to ...
Hardware Owner's Manual
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... 58 Removing and Installing a RAID Controller Module 60 Removing a RAID Controller Module 60 Installing a RAID Controller Module 61 Removing and Installing a RAID Controller Module Backup Battery Unit 62 Removing and Installing the Power Supply/Cooling Fan Module 64 Removing a Power Supply/Cooling Fan Module 64 Installing a Power Supply/Cooling Fan Module...
... 58 Removing and Installing a RAID Controller Module 60 Removing a RAID Controller Module 60 Installing a RAID Controller Module 61 Removing and Installing a RAID Controller Module Backup Battery Unit 62 Removing and Installing the Power Supply/Cooling Fan Module 64 Removing a Power Supply/Cooling Fan Module 64 Installing a Power Supply/Cooling Fan Module...
Hardware Owner's Manual
Page 10
... data path between the host server and the storage array. 10 About Your System Physical disk NOTE: Dell recommends stopping all I /O activity from a failed, offline, or removed RAID controller module to its ...supply/fan modules • 512 MB of mirrored cache on each RAID controller module • Battery backup unit in each RAID controller module that protects against cache data loss for up to 72... Support for up to 45 3.5" SAS physical disks • Support for up to two PowerVault MD1000 expansion enclosures through SAS Out port connectors on a single virtual disk • Support ...
... data path between the host server and the storage array. 10 About Your System Physical disk NOTE: Dell recommends stopping all I /O activity from a failed, offline, or removed RAID controller module to its ...supply/fan modules • 512 MB of mirrored cache on each RAID controller module • Battery backup unit in each RAID controller module that protects against cache data loss for up to 72... Support for up to 45 3.5" SAS physical disks • Support for up to two PowerVault MD1000 expansion enclosures through SAS Out port connectors on a single virtual disk • Support ...
Hardware Owner's Manual
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A fully populated enclosure with the other controller's cache for high availability and protected by a battery for up to 72 hours. 18 About Your System Each RAID controller module contains 512 MB of the enclosure. Back-Panel Indicators and Features Figure 1-4 ...
A fully populated enclosure with the other controller's cache for high availability and protected by a battery for up to 72 hours. 18 About Your System Each RAID controller module contains 512 MB of the enclosure. Back-Panel Indicators and Features Figure 1-4 ...
Hardware Owner's Manual
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...: Half-duplex mode. If the LED is blinking, there is 100Mbps. 20 About Your System For an explanation of the RAID controller module, see the PowerVault MD3000i Installation Guide. RAID Controller Module External Panel (front view) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Table 1-4. Off: ...Full-duplex mode. Figure 1-5. • Eleven LEDs (two iSCSI In link speed/activity, two iSCSI In link duplex mode, two Ethernet link/speed, battery fault, SAS link fault/connectivity, cache active, controller fault, and controller power) • One SAS Out port connector • Debug port For a...
...: Half-duplex mode. If the LED is blinking, there is 100Mbps. 20 About Your System For an explanation of the RAID controller module, see the PowerVault MD3000i Installation Guide. RAID Controller Module External Panel (front view) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Table 1-4. Off: ...Full-duplex mode. Figure 1-5. • Eleven LEDs (two iSCSI In link speed/activity, two iSCSI In link duplex mode, two Ethernet link/speed, battery fault, SAS link fault/connectivity, cache active, controller fault, and controller power) • One SAS Out port connector • Debug port For a...
Hardware Owner's Manual
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...band management of the enclosure. Table 1-4. Amber: Link is operating at 100 Mbps. Amber: Controller fault detected. Off: Battery backup unit and battery is not active. Off: iSCSI connection is operating normally. Off: Ethernet connection is active. Off: Controller is not ... Ethernet connection is not active. RAID Controller Module Component Functions (continued) Item Component Icon 4 iSCSI In Port 1 Link Speed/Activity Status LED 5 Battery Fault LED (amber) 6 Cache Active LED (green) 7 iSCSI In Port 1 In-1 8 iSCSI In Port 1 Link Duplex Mode 9 Controller...
...band management of the enclosure. Table 1-4. Amber: Link is operating at 100 Mbps. Amber: Controller fault detected. Off: Battery backup unit and battery is not active. Off: iSCSI connection is operating normally. Off: Ethernet connection is active. Off: Controller is not ... Ethernet connection is not active. RAID Controller Module Component Functions (continued) Item Component Icon 4 iSCSI In Port 1 Link Speed/Activity Status LED 5 Battery Fault LED (amber) 6 Cache Active LED (green) 7 iSCSI In Port 1 In-1 8 iSCSI In Port 1 Link Duplex Mode 9 Controller...
Hardware Owner's Manual
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...four links are down. Off: All links are connected. The RAID controller module connects to a downchain expansion enclosure. Figure 1-6. Dell support only. 15 SAS Link Fault LED 16 SAS Out Port Out Amber: Between 1-3 links are connected. The RAID controller ...module is not active. Table 1-4. Off: Ethernet connection is operating at 100 Mbps. RAID Controller Module 1 2 1 battery cover 22 About Your System 2 midplane connectors (2) Provides SAS connection for cabling to the enclosure midplane via the two midplane connectors on its internal...
...four links are down. Off: All links are connected. The RAID controller module connects to a downchain expansion enclosure. Figure 1-6. Dell support only. 15 SAS Link Fault LED 16 SAS Out Port Out Amber: Between 1-3 links are connected. The RAID controller ...module is not active. Table 1-4. Off: Ethernet connection is operating at 100 Mbps. RAID Controller Module 1 2 1 battery cover 22 About Your System 2 midplane connectors (2) Provides SAS connection for cabling to the enclosure midplane via the two midplane connectors on its internal...
Hardware Owner's Manual
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...reminder message approximately six weeks before expiration. These thresholds are used to determine the temperature at startup and will illuminate the battery fault LED if the battery is not operating within 5 seconds after it is reenabled. About Your System 23 The RAID controller firmware performs a ...cooling system failure. A third threshold, the Shutdown Threshold, shuts down the enclosure power supplies within specified ranges, or if the battery is missing or does not have sufficient charge, the controller flushes the cache and sets the write cache attribute to Write Through ...
...reminder message approximately six weeks before expiration. These thresholds are used to determine the temperature at startup and will illuminate the battery fault LED if the battery is not operating within 5 seconds after it is reenabled. About Your System 23 The RAID controller firmware performs a ...cooling system failure. A third threshold, the Shutdown Threshold, shuts down the enclosure power supplies within specified ranges, or if the battery is missing or does not have sufficient charge, the controller flushes the cache and sets the write cache attribute to Write Through ...
Hardware Owner's Manual
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... cause loss of data. NOTE: Write cache settings are not user-configurable. Write-Through Cache Write-through if cache mirroring is disabled or if the battery is less likely to the host operating system. Cache Functions and Features Cache Mirroring The cache mirroring function copies accepted host-write data from the...
... cause loss of data. NOTE: Write cache settings are not user-configurable. Write-Through Cache Write-through if cache mirroring is disabled or if the battery is less likely to the host operating system. Cache Functions and Features Cache Mirroring The cache mirroring function copies accepted host-write data from the...
Hardware Owner's Manual
Page 55
... the key to the left to install the following components: • Front bezel (optional) • Physical disks and disk carriers • RAID controller modules • Battery backup unit • Power supplies • Control panel • Enclosure midplane Recommended Tools The procedures in this section require the use of one or more...
... the key to the left to install the following components: • Front bezel (optional) • Physical disks and disk carriers • RAID controller modules • Battery backup unit • Power supplies • Control panel • Enclosure midplane Recommended Tools The procedures in this section require the use of one or more...
Hardware Owner's Manual
Page 62
... However, removing a controller module on page 60). 3 Remove the screws holding the battery cover and remove the cover (see Figure 3-5). 62 Installing Enclosure Components The battery unit is not recommended. CAUTION: Only trained service technicians are hot-pluggable and can ... electrostatic discharge. NOTICE: RAID controller modules are authorized to remove and replace the battery unit. Removing and Installing a RAID Controller Module Backup Battery Unit Each RAID controller module has a battery unit that provides backup power for more information. 2 Remove the RAID controller module...
... However, removing a controller module on page 60). 3 Remove the screws holding the battery cover and remove the cover (see Figure 3-5). 62 Installing Enclosure Components The battery unit is not recommended. CAUTION: Only trained service technicians are hot-pluggable and can ... electrostatic discharge. NOTICE: RAID controller modules are authorized to remove and replace the battery unit. Removing and Installing a RAID Controller Module Backup Battery Unit Each RAID controller module has a battery unit that provides backup power for more information. 2 Remove the RAID controller module...
Hardware Owner's Manual
Page 63
... Installing a RAID Controller Module Backup Battery Unit 3 2 1 1 thumbscrew 2 battery cover 3 battery unit 4 Unscrew the thumbscrew holding the battery unit to the controller module. 5 Disconnect the battery unit from the connector by sliding it towards the back of the controller, then remove it from the controller module. 6 Place the replacement battery unit into the controller module tray...
... Installing a RAID Controller Module Backup Battery Unit 3 2 1 1 thumbscrew 2 battery cover 3 battery unit 4 Unscrew the thumbscrew holding the battery unit to the controller module. 5 Disconnect the battery unit from the connector by sliding it towards the back of the controller, then remove it from the controller module. 6 Place the replacement battery unit into the controller module tray...
Hardware Owner's Manual
Page 79
... the following : • One power supply has failed • One cooling fan has failed • One RAID controller module in a redundant configuration has failed • A battery has failed or has been removed • A physical disk in the critical range • Backplane/power supply failure • Two or more temperature sensors are...
... the following : • One power supply has failed • One cooling fan has failed • One RAID controller module in a redundant configuration has failed • A battery has failed or has been removed • A physical disk in the critical range • Backplane/power supply failure • Two or more temperature sensors are...
Hardware Owner's Manual
Page 87
...one beep, followed by an administrator, for developing technology standards in your system's speaker. A standard interface for Information Interchange. backup battery - A diagnostic message in a special section of memory when the system is beep code 1-1-3. Alternating current. American Standard Code for... enabling the operating system to the configuration of beeps from the operating system. A battery that maintains system configuration, date, and time information in the form of a pattern of your system, back up important...
...one beep, followed by an administrator, for developing technology standards in your system's speaker. A standard interface for Information Interchange. backup battery - A diagnostic message in a special section of memory when the system is beep code 1-1-3. Alternating current. American Standard Code for... enabling the operating system to the configuration of beeps from the operating system. A battery that maintains system configuration, date, and time information in the form of a pattern of your system, back up important...
Hardware Owner's Manual
Page 99
... supply. VGA and SVGA are video standards for Windows. TCP/IP - Some devices (such as the last device at each end of an electrical failure. A battery-powered unit that tells a system what hardware is stored in NVRAM, any settings remain in the event of a SCSI cable) must be configured for the...
... supply. VGA and SVGA are video standards for Windows. TCP/IP - Some devices (such as the last device at each end of an electrical failure. A battery-powered unit that tells a system what hardware is stored in NVRAM, any settings remain in the event of a SCSI cable) must be configured for the...
MD3000i Support Matrix
Page 1
...is first-generation. If the version is 02.xx.xx.xx: The firmware is first-generation. Dell PowerVault MD3000i Rules Table 1. A dedicated IP SAN is second-generation. Dell™ PowerVault™ MD3000i Support Matrix This document provides information on supported software and hardware for iSCSI data √ transmission...Support tab. 3 Click on Storage Array Profile and look for RAID 6, greater than 2TB virtual disk capacity, and SMART battery support. Hosts can be isolated on About Modular Disk Storage Manager. For the latest driver and firmware releases, see the Downloads ...
...is first-generation. If the version is 02.xx.xx.xx: The firmware is first-generation. Dell PowerVault MD3000i Rules Table 1. A dedicated IP SAN is second-generation. Dell™ PowerVault™ MD3000i Support Matrix This document provides information on supported software and hardware for iSCSI data √ transmission...Support tab. 3 Click on Storage Array Profile and look for RAID 6, greater than 2TB virtual disk capacity, and SMART battery support. Hosts can be isolated on About Modular Disk Storage Manager. For the latest driver and firmware releases, see the Downloads ...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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...-through mode, adding additional latency while data is disabled. Cache Mirroring is automatically disabled in the event of cache battery failure or a cache battery learn cycle. Disabling read pre-fetch is automatically disabled in the MDSM and through the CLI. December 2008 - ... at the virtual disk level. This command is recommended that this operation. For most environments, Dell™ always recommends Enabling Read Pre-fetch. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices 4.6 Cache Settings Read-ahead cache can be adjusted through the CLI. Except...
...-through mode, adding additional latency while data is disabled. Cache Mirroring is automatically disabled in the event of cache battery failure or a cache battery learn cycle. Disabling read pre-fetch is automatically disabled in the MDSM and through the CLI. December 2008 - ... at the virtual disk level. This command is recommended that this operation. For most environments, Dell™ always recommends Enabling Read Pre-fetch. Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices 4.6 Cache Settings Read-ahead cache can be adjusted through the CLI. Except...
Dell PowerVault MD3000/MD3000i Array Tuning Best Practices
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RMW2 is active) or failed cache battery. Revision A01 Page 20 A RMW occurs when a quantity of the segments being modified, and the parity drive(s) are read operation in RAID 6, with RMW2 being ... write algorithm available for RAID 5 and 6. In small transactional processing, an extremely large number of Parity stripes re-calculated. Figure 9: First Generation Firmware - Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices RMW, or Read-Modify-Write, is recalculated and then the data and parity in the stripe are re-written to...
RMW2 is active) or failed cache battery. Revision A01 Page 20 A RMW occurs when a quantity of the segments being modified, and the parity drive(s) are read operation in RAID 6, with RMW2 being ... write algorithm available for RAID 5 and 6. In small transactional processing, an extremely large number of Parity stripes re-calculated. Figure 9: First Generation Firmware - Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices RMW, or Read-Modify-Write, is recalculated and then the data and parity in the stripe are re-written to...