6-Port SATA RAID Controller
User Guide
Part number: 377602-003
Third edition: May 2006
Page 1: ...6 Port SATA RAID Controller User Guide Part number 377602 003 Third edition May 2006 ...
Page 2: ...ces Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein Audience assumptions This guide is for the person who installs administers and troubleshoots servers HP assumes you are qualified in the servicing of computer equipment and trained in recognizing hazards in products with hazards in pro...
Page 3: ...ions Commission notice 10 FCC rating label 10 Class A equipment 10 Class B equipment 10 Declaration of conformity for products marked with the FCC logo United States only 10 Modifications 11 Cables 11 Canadian notice Avis Canadien 11 European Union regulatory notice 11 BSMI notice 11 Japanese notice 12 Korean notices 12 Appendix C Using the RAID Configuration Utility Creating arrays 13 Managing ar...
Page 4: ...commended but not required Relative humidity 10 to 90 noncondensing Altitude Up to 3 000 meters Ripple and noise 50 mV peak to peak max DC voltage 5 V 0 5 V Maximum current 2 1 A at 5 V DC Form factor Full height half length PCI interface 64 bit 66 MHz compatible with 32 bit 33 MHz slots PCI compatibility PCI only On board cache 64 MB Number of drives allowed per port 1 Maximum size of logical dri...
Page 5: ...ng the server 1 Back up all data on the server 2 Close all applications 3 Power down the server CAUTION In systems that use external data storage be sure that the server is the first unit to be powered down and the last to be powered back up Taking this precaution ensures that the system does not erroneously mark the drives as failed when the server is powered up 4 Power down all peripheral device...
Page 6: ...f the backplane SATA connector in a particular server model see the server documentation In HP ProLiant ML350 Generation 4p servers use two 4x 1x SATA cables as follows a Attach the 4x connector of one cable to the lower backplane port lower four SATA drives in the cage b Attach the four 1x connectors labeled P0 P3 at the other end of the cable bundle to ports 0 3 of the controller c Attach the 4x...
Page 7: ...g system on a drive or array connected to the controller read this section Otherwise begin installing the driver as described on the website where the driver is located To create a bootable array 1 Install the controller and drives as described on page 5 2 Power up the computer 3 Press Ctrl A to enter the RAID Configuration Utility The first screen shows all installed 6 Port SATA RAID controllers ...
Page 8: ... the Enter key Read caching Press the Enter key Write caching Press the Enter key Create RAID Press the Enter key Done Press the Enter key A Creating Array window appears 14 Press the Enter key to continue with configuration of the array NOTE You can start using the array immediately However performance is reduced until the build process is complete 15 Pres the Esc key until the Exit Utility windo...
Page 9: ...when touching a static sensitive component or assembly Grounding methods to prevent electrostatic discharge Several methods are used for grounding Use one or more of the following methods when handling or installing electrostatic sensitive parts Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis Wrist straps with a minimum of 1 megohm 10 percent resistance i...
Page 10: ...ructions may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at personal expense Class B equipment This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These l...
Page 11: ...ss A Equipment This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numérique de la classe A respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada Class B Equipment This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numérique ...
Page 12: ...Appendix B Regulatory compliance notices 12 Japanese notice Korean notices Class A Equipment Class B Equipment ...
Page 13: ...ining MS DOS partitions drives with no usable space or drives that are not initialized appear dimmed and cannot be used in a new array For information about initializing a drive see Initializing drives on page 15 7 Repeat the previous step until you have selected all the drives that are to be used in the array 8 Press the Enter key The Array Properties menu is displayed This menu displays the type...
Page 14: ... RAID 10 or 50 Dual Level Arrays Highlight the array member that you want to view then press the Enter key to display the second level Press the Enter key again to display the physical drives associated with the array NOTE Failed drives are displayed in a different text color 4 Press the Esc key to return to the previous menu Making an array bootable You can make an array bootable so that the syst...
Page 15: ...hat can be assigned as hotspares and drives that are already assigned as hotspares 3 From the Assigned Hotspares drives list select the drive to be removed and then press the Delete key The specified drive is displayed in the Select Hotspares drives list 4 Press the Enter key to save the removed hotspare assignment 5 If you have finished managing hotspares press Y for yes when prompted to return t...
Page 16: ...tility 16 Rescanning drives 1 Restart the computer 2 When the appropriate prompt appears press Ctrl A to access the RAID Configuration Utility 3 From the RAID Configuration Utility menu select Array Configuration Utility 4 Select Rescan Drives ...
Page 17: ...D 1 2 2 RAID 5 3 6 RAID 10 4 6 RAID 50 6 6 Types of volumes and arrays Simple volume A simple volume consists of a single drive Spanned volume A spanned volume is created by joining or concatenating two or more drives The drives do not have to be of equal capacity and are connected end to end A spanned volume offers no redundancy and no performance advantage over a single drive RAID 0 A RAID 0 arr...
Page 18: ...ler generates parity every time data is written to the array and the parity is distributed in stripes across all drives Parity uses a capacity equivalent to one drive If a drive fails the contents of the failed drive can be rebuilt from the data and the parity on the remaining drives Using parity minimizes the amount of storage space used to provide redundancy Because only one drive is used to sto...
Page 19: ...g two or more equal sized RAID 1 arrays to create a RAID 0 array Both read and write performance are improved because array striping occurs However the performance improvement requires that additional storage space be used because the arrays are mirrored Figure 6 A RAID 10 array ...
Page 20: ...ore equal sized RAID 5 arrays to create a RAID 0 array The top level RAID 0 array shares the load among the second level RAID 5 arrays improving both read and write performance Parity Pan or Pbn used in the second level RAID 5 arrays provides efficient redundancy Figure 7 A RAID 50 array ...
Page 21: ...essible throughout In a RAID 1 array the contents of the primary drive are copied to a secondary drive See also clear bus See channel cache Fast access memory on the controller that serves as intermediate storage for data that is read from or written to drives capacity Total usable space available in megabytes or gigabytes channel Any path or bus used for the transfer of data between storage devic...
Page 22: ... a redundant array that has suffered multiple drive failures A failed array is inaccessible and data is lost failed partition A partition that is no longer usable by an array because it is either logically bad and therefore no longer needed or physically damaged failover drive See hotspare fault tolerant array Refers to an array that can continue to function after a disk drive failure without loss...
Page 23: ...age 18 monitoring Process of receiving displaying and logging system events multipartition array Array with multiple operating systems or MS DOS partitions offline array Array that can no longer be accessed online capacity expansion An array feature that enables you to add new array members at any time without losing any data optimal The state of an array when it is fully operational For redundant...
Page 24: ...rface simple volume A volume made up of disk space from a single disk It can consist of a single region on a disk or concatenated multiple regions of the same disk single level array Array created from one or more partitions See also volume spanned volume RAID signature and RAID 1 on page 18 spanned volume A simple volume that spans two or more drives spare See hotspare stripe Contiguous set of da...
Page 25: ...y 10 driver installation of 8 drives number of for a given RAID level 17 E electrostatic discharge 9 European Union regulatory notice 11 F Federal Communications Commission FCC notice 10 flash jumper location of 4 G grounding methods 9 I I2C cable connecting 6 I2C connector location of 4 J Japanese notice 12 K Korean notices 12 R RAID levels supported 17 regulatory compliance notices 10 S SATA cab...
