Hardware User Guide
Page 11
...expanders to connect to -point, device interfaces that use costeffective SATA or high performance SAS media. The optional Intel® RAID Smart Battery AXXRSBBU3 provides cached data protection for increased data throughput and scalability requirements across entry level, midrange, and enterprise ... than parallel SCSI. SAS offers a higher bandwidth per pin than parallel SCSI. 1 Overview The Intel® Integrated RAID Module SROMBSASMR (also known as Intel® Integrated RAID Controller SROMBSASMR) is a high-performance intelligent custom board-toboard PCI Express* SAS...
...expanders to connect to -point, device interfaces that use costeffective SATA or high performance SAS media. The optional Intel® RAID Smart Battery AXXRSBBU3 provides cached data protection for increased data throughput and scalability requirements across entry level, midrange, and enterprise ... than parallel SCSI. SAS offers a higher bandwidth per pin than parallel SCSI. 1 Overview The Intel® Integrated RAID Module SROMBSASMR (also known as Intel® Integrated RAID Controller SROMBSASMR) is a high-performance intelligent custom board-toboard PCI Express* SAS...
Hardware User Guide
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Write-through : - Adaptive Read Ahead: Reads ahead and caches data only if doing sequential reads. - Optional battery backup for a missing drive to be marked as failed. • Auto-resume of failed drives with transparent rebuild. Write-back: Faster because... virtual disks if there are retried at least four times. • Firmware provides best effort to 16 physical devices and 64 logical devices via expanders. 4 Intel® Integrated RAID Module SROMBSASMR Hardware User's Guide There must be disk activity (I /O setting. Hot-swap support. - Configuration stored in a RAID 5 array...
Write-through : - Adaptive Read Ahead: Reads ahead and caches data only if doing sequential reads. - Optional battery backup for a missing drive to be marked as failed. • Auto-resume of failed drives with transparent rebuild. Write-back: Faster because... virtual disks if there are retried at least four times. • Firmware provides best effort to 16 physical devices and 64 logical devices via expanders. 4 Intel® Integrated RAID Module SROMBSASMR Hardware User's Guide There must be disk activity (I /O setting. Hot-swap support. - Configuration stored in a RAID 5 array...
Hardware User Guide
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... 4. J4 J5 J6 J7 J8 Internal SAS/SATA Port Connectors, Ports 0-3 Board-to-board connector for 20-pin connector Battery Backup Unit Universal Asynchronous Receiver/Transmitter (UART) Keyed I2C Connector 4-pin connector 3-pin keyed connector Debug Connector 4-pin connector ...Port 2 • J4 = SAS/SATA Port 3 Provides an interface to the daughter card that contains the battery backup unit. Out-of-band enclosure management (SES2) Reserved Intel® Integrated RAID Module SROMBSASMR Hardware User's Guide 13 Jumper Description s Jumper Description Type Comments J1 - Not...
... 4. J4 J5 J6 J7 J8 Internal SAS/SATA Port Connectors, Ports 0-3 Board-to-board connector for 20-pin connector Battery Backup Unit Universal Asynchronous Receiver/Transmitter (UART) Keyed I2C Connector 4-pin connector 3-pin keyed connector Debug Connector 4-pin connector ...Port 2 • J4 = SAS/SATA Port 3 Provides an interface to the daughter card that contains the battery backup unit. Out-of-band enclosure management (SES2) Reserved Intel® Integrated RAID Module SROMBSASMR Hardware User's Guide 13 Jumper Description s Jumper Description Type Comments J1 - Not...
Hardware User Guide
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...Intel® Integrated RAID Module SROMBSASMR Host data transfer rate 2.5 Gigabit/sec per PCI Express* lane Drive data transfer rate 3 Gigabit/sec per lane Maximum scatter / gather 26 elements Maximum size of -band Assumes one SEP per controller and 64 logical drives 128 MB DDR2 667 MHz SDRAM, optional battery...controller SAS/SATA ports Physical and virtual drive support Cache Firmware Compatible devices Cabling Redundant configuration Enclosure management Enclosure support Intel® Integrated RAID Module SROMBSASMR LSI* 1078 Integrated RAID-on-Chip, 533 MHz +3.3 V Custom board-to-...
...Intel® Integrated RAID Module SROMBSASMR Host data transfer rate 2.5 Gigabit/sec per PCI Express* lane Drive data transfer rate 3 Gigabit/sec per lane Maximum scatter / gather 26 elements Maximum size of -band Assumes one SEP per controller and 64 logical drives 128 MB DDR2 667 MHz SDRAM, optional battery...controller SAS/SATA ports Physical and virtual drive support Cache Firmware Compatible devices Cabling Redundant configuration Enclosure management Enclosure support Intel® Integrated RAID Module SROMBSASMR LSI* 1078 Integrated RAID-on-Chip, 533 MHz +3.3 V Custom board-to-...
Hardware User Guide
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... Ahead; Fault Tolerance Features Specification Self Monitoring Analysis and Reporting Technology (SMART) support Optional Battery Backup Drive Replacement Drive Rebuild Using Hot Spares Error Checking and Indication Intel® Integrated RAID Module SROMBSASMR • Detects up to 70% of predictable disk drive... failures • Monitors the internal performance of all motors, heads, and drive electronics. • Intel® RAID Smart Battery AXXRSBBU3 cache backup • Up to 72 hours of data retention • Auto detection of failure • Hot-plug ...
... Ahead; Fault Tolerance Features Specification Self Monitoring Analysis and Reporting Technology (SMART) support Optional Battery Backup Drive Replacement Drive Rebuild Using Hot Spares Error Checking and Indication Intel® Integrated RAID Module SROMBSASMR • Detects up to 70% of predictable disk drive... failures • Monitors the internal performance of all motors, heads, and drive electronics. • Intel® RAID Smart Battery AXXRSBBU3 cache backup • Up to 72 hours of data retention • Auto detection of failure • Hot-plug ...
Hardware User Guide
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...The +3.3 V auxiliary voltage is used to avoid operating above the maximum ambient temperature. The maximum power for the battery pack on the optional Intel® RAID Smart Battery AXXRSBBU3 is used by the base card. Thermal and Atmospheric Characteristics The thermal and atmospheric characteristics are 3.3 V ... bulb) • Relative humidity range: 5% to 90% non-condensing Safety Characteristics The Intel® Integrated RAID Module SROMBSASMR meets or exceeds the requirements of the battery pack, expected power consumption is 230 mA rise in the charging circuitry for the +3.3 ...
...The +3.3 V auxiliary voltage is used to avoid operating above the maximum ambient temperature. The maximum power for the battery pack on the optional Intel® RAID Smart Battery AXXRSBBU3 is used by the base card. Thermal and Atmospheric Characteristics The thermal and atmospheric characteristics are 3.3 V ... bulb) • Relative humidity range: 5% to 90% non-condensing Safety Characteristics The Intel® Integrated RAID Module SROMBSASMR meets or exceeds the requirements of the battery pack, expected power consumption is 230 mA rise in the charging circuitry for the +3.3 ...