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SAFEStor User Guide

Page 59

Maximum SATA Mode

The Maximum SATA Mode function allows you to set the maximum SATA mode that the
system can support as well as enabling Native Command Queuing (NCQ).  Select the Max
SATA mode from the list and press Enter to select.

HDD Read Ahead Cache

Select the read ahead function to enable pre-fetching of data that has not specifically been
requested in anticipation of subsequent reads for this data. This function may improve
sequential read throughput.

Summary of Contents for SAFEStor

Page 1: ...User Guide For Xerox SAFEStor Storage Enclosure Revision 1 0 January 2006...

Page 2: ...2PSQX 651 U4 11 A ttaching the Fibre Channel Cables to XRX 2PSQX 652 FC 11 A ccessing the RA ID Controller 11 V T100 term inal via serial port 11 RAID subsystem RS 232C Port Configuration 11 W eb bro...

Page 3: ...ipe size 42 Raid Set Function 43 Create Raid Set 43 Delete Raid Set 44 Expand Raid Set 44 Activate Incomplete Raid Set 45 Create Hot Spare 45 Delete Hot Spare 46 Raid Set Information 46 V olum e Set F...

Page 4: ...t Controller 63 U 320 SCSI Target Config 63 Ethernet Configuration 64 DHCP Function 64 Local IP address 64 Http Port Number 65 Telnet Port Number 65 Ethernet Address 65 V iew System Events 65 Clear Ev...

Page 5: ...t the host system refer to the documentation supplied with the host system Conventions Used In This User Guide The following conventions are used throughout this User Guide A WARNING means beware Ther...

Page 6: ...up storage Direct Attached Storage High speed local storage device for dedicated workstations Server Attached Storage High speed storage device attached to your server Configurations The Xerox SAFESto...

Page 7: ...pts RAID 0 RAID 0 also referred to as striping writes stripes of data across multiple disk drives RAID 0 does not provide any data redundancy but does offer the best high speed data throughput RAID 0...

Page 8: ...3 provides disk striping and data redundancy though the use of a dedicated parity drive RAID 3 breaks up data into smaller blocks calculates parity by performing an exclusive or operation on the bloc...

Page 9: ...ime greatly increasing the performance of the RAID system RAID 6 RAID 6 extends a RAID 5 array by using dual distributed parity Data and parity is striped at block level across all member drives just...

Page 10: ...elow 5 C or above 30 C or to direct sunlight Caution Allow disk drives and power supplies to reach ambient room temperature before applying power to the enclosure Unpacking When you receive the unit v...

Page 11: ...supply inlets before opening the storage enclosure for maintenance Caution Do not place or drop objects onto the enclosure and do not force any foreign objects into it Caution Allow disk drives and po...

Page 12: ...gram The Fibre Channel version is similar except that there are Fibre Channel host ports rather than SCSI FRU replacement Cooling Fan The low noise fan is easily removed by unscrewing the single retai...

Page 13: ...roller is mounted horizontally above the drive bays and is attached to the rear panel To remove the controller follow the steps outlined below 1 Remove drives from backplane 2 Remove the black plastic...

Page 14: ...ly by removing the four mounting screws Drive Carrier The drives are mounted in purpose designed caddies The caddies are designed for hot swap operation with a damping handle and EMI shielding Status...

Page 15: ...SAFEStor User Guide Page 10 The drives are mounted from the underside of the drive caddy by the four screws shown in the diagram above Drive Mounting Screws...

Page 16: ...y are ready to use This is carried out using one of the following methods VT100 terminal connected through the RAID subsystem serial port Firmware embedded TCP IP web browser based RAID manager via th...

Page 17: ...T 100 terminal software Web browser based RAID manager Firmware embedded web browser RAID manager is a HTTP based application which utilizes the browser installed on your operating system You can use...

Page 18: ...rt number in the dialog shown in the diagram below The Parameters for the General Setting are TCP Port value 1 65535 RAID Connected to value 1 10 where 1 for COM1 2 for COM2 and so on BaudRate value 2...

Page 19: ...can also be configured from the front panel display It is recommended that detailed configuration is performed using normal keyboard or mouse input rather than through the front panel however the disp...

Page 20: ...buttons are designated Enter Selects a menu option Esc Backs up a level Moves forward to next field Moves backward to next field The button correspondence is as follows The default password is 0000 wh...

Page 21: ...allows you to quickly build a RAID system with minimal user input required RAID Set Functions allows you to create delete modify and expand a RAID set as well as create and delete hot spare drives an...

Page 22: ...ke place in the Foreground fastest or run in the Background slow Select Stripe Size Select the stripe size to apply to the RAID Volume Set from the drop down list To create a Volume Set using the Quic...

Page 23: ...e Operation check box and click Submit 3 The RAID Set is created from the selected disk drives Delete RAID Set This function allows you to delete a RAID Set To delete a RAID Set follow the procedure b...

Page 24: ...sing the check boxes select the RAID Set to be expanded and then click Submit 3 The list of disk drives that are available to be added to the RAID Set is displayed 4 Using the check boxes select the d...

Page 25: ...hat are available to create a hot spare is shown in the information panel 2 Using the check boxes select the drive you wish to use to create the hot spare drive then check the Confirm The Operation ch...

Page 26: ...ue RAID Set This function allows you to rebuild a RAID set if it has gone off line To rescue the RAID set follow the procedure below 1 From the navigation panel click Rescue RAID Set In the informatio...

Page 27: ...ll or a portion of the disk capacity available in a raid set Multiple volume sets can exist on a group of disks in a raid set Additional volume sets created in a specified raid set will reside on all...

Page 28: ...lume Set Volume Initialization Mode Select the Initialization Mode to be applied to the Volume Set You can choose between Foreground fastest and Background slowest Volume Stripe Size Select the Stripe...

Page 29: ...ow 1 From the navigation panel select Delete Volume Set The list of previously created Volume Sets is shown in the information panel 2 Using the check boxes select the Volume Set that is to be deleted...

Page 30: ...reground fastest and Background slowest Volume RAID Level Select the RAID Level to apply to the Volume Set from the drop down list Volume Stripe Size Select the Stripe Size to be applied to the Volume...

Page 31: ...Check The list of Volume Sets that have consistency checks running is displayed in the information panel 2 Using the check boxes select the Volume Set that you wish to stop the consistency check for...

Page 32: ...I Channel SCSI_ID SCSI_Lun Assign the SCSI Channel SCSI ID and SCSI Lun to the Pass Through Drive using the drop down list 4 Once the attributes have been set check the Confirm The Operation check box...

Page 33: ...SCSI Lun to the Pass Through Drive using the drop down list 5 Once the changes have been made to the attributes of the Pass Through Drive check the Confirm The Operation check box and then click Submi...

Page 34: ...e storage enclosure by making the drives LED flash on the front of the enclosure To identify a drive follow the procedure below 1 From the navigation panel select Identify Drive The list of all availa...

Page 35: ...ributes are displayed in the information panel 2 The following system attributes can be set from this screen System Beeper Setting Select whether you want the audible alarm beeper enabled or disabled...

Page 36: ...the Confirm The Operation check box and then click Submit to set the System Configuration parameters U320 SCSI Target Configuration This function allows you to configure U320 SCSI targets To configure...

Page 37: ...rt Number in the box Current IP Address Displays the current IP address Current Gateway IP Address Displays the current Gateway IP address Current Subnet Mask Displays the current Subnet Mask EtherNet...

Page 38: ...e for the email notification account on the email server Password Enter the password for the email notification account on the email server MailTo Name 1 to 4 Enter up to 4 names that email event noti...

Page 39: ...ow the procedure below 1 From the navigation panel select SNMP Configuration The SNMP attributes will be displayed in the information panel 2 This screen contains the following fields SNMP Trap Config...

Page 40: ...Use this screen to input the parameters of the Network Time Protocol NTP server to use for time synchronization View Events Mute Beeper This function allows you to view events generated by the RAID c...

Page 41: ...rate the test event by checking the Confirm The Operation check box and then click Submit Clear Event Buffer This function allows you to clear the event buffer Select Clear Event Buffer from the navig...

Page 42: ...de the firmware follow the procedure below 1 From the navigation panel select Upgrade Firmware The upgrade firmware screen is displayed in the information panel 2 Enter the path and filename of the la...

Page 43: ...om the navigation panel Details about the RAID sets created on the system are displayed in the information panel This screen shows the list of RAID Sets created on the system along with details relati...

Page 44: ...ion select System Information from the navigation panel The system information is displayed in the information panel Hardware Monitor This function allows you to view hardware information relating to...

Page 45: ...SAFEStor User Guide Page 40...

Page 46: ...n menu provides access to all the available functions Refer to page 14 for a view of the complete menu structure Use the arrow keys to move up and down through the menu then press Enter to select a me...

Page 47: ...created that consumes all or a portion of the disk capacity available in the RAID set To define the capacity of the volume set use the Available Capacity screen The default value for the volume set i...

Page 48: ...ocedure below 1 Select Raid Set Function from the main menu 2 Select Create Raid Set from the Raid Set Function menu 3 The Select Drive For Raid Set window is displayed listing the available drives Us...

Page 49: ...from the Select Raid Set to Delete option The Delete Raid Set screen appears select Yes to delete it A second confirmation screen appears Select Yes again to reconfirm the deletion CAUTION Deleting a...

Page 50: ...top it The process must be completed NOTE If a disk drive fails during raid set expansion and a hot spare is available an auto rebuild operation will occur upon completion of the raid set expansion Ac...

Page 51: ...option allows you to delete a hot spare drive 1 Scroll to the hot spare drive to be deleted using the arrow keys 2 Press Enter to select the drive 3 Select Yes in Delete Hot Spare to delete the hot s...

Page 52: ...otection of a Volume Set A Volume Set capacity can consume all or a portion of the drive capacity available in a Raid Set Multiple Volume Sets can exist on a group of drives in a Raid Set Additional V...

Page 53: ...alue and return to the menu The following table shows the attributes that can be modified Volume Name The default volume name will always appear as Volume Set You can rename the volume set providing i...

Page 54: ...rom a list of SCSI IDs ID 7 is normally reserved for the HBA SCSI LUN Each SCSI ID can support up to 8 LUN s Most SCSI host adapters treat each LUN like a SCSI disk Cache Mode You can set the cache mo...

Page 55: ...set Select the Volume Set number you wish to delete and press Enter to delete it CAUTION Deleting a Volume Set is a destructive action that will cause the loss of data existing in the Volume Set Modi...

Page 56: ...ze of the segment written to each disk in a RAID 0 1 0 1 5 or 6 logical drives You can set the stripe size to 4 KB 8 KB 16 KB 32 KB 64 KB or 128 KB SCSI Channel Select the SCSI channel number and pres...

Page 57: ...Check Volume Set then press Enter Select a Raid Set from the list then press Enter to show all Volume Sets Select the Volume Set from the list and press Enter to select it A confirmation screen is dis...

Page 58: ...ing information about the drive is displayed Create Pass Through Disk A Pass Through Disk is not controlled by the RAID subsystem firmware and thus cannot be a part of a Volume Set The disk is availab...

Page 59: ...nd then press ESC to save the change and return to the previous menu Modify Pass Through Disk This option allows you to modify the Pass Through Disk Attributes To modify Pass Through Disk attributes s...

Page 60: ...ive select Delete Pass Through Drive then press Enter A list of all Pass Through Drives is displayed Select the drive you wish to delete and press Enter Identify Selected Drive To allow you to identif...

Page 61: ...tion menu allows you to manage the RAID controller Mute The Alert Beeper The Mute The Alert Beeper function allows you to control the RAID subsystem Beeper Select Yes and press Enter in the dialog box...

Page 62: ...s Enter to turn the beeper on Change Password The password option allows you to set or clear the raid subsystem s password protection feature Once the password has been set you can only monitor and co...

Page 63: ...password checking will occur when entering the main menu from the starting screen RAID JBOD Function The RAID JBOD Function allows you to instruct the system as to how it should handle the drives RAI...

Page 64: ...rt as well as enabling Native Command Queuing NCQ Select the Max SATA mode from the list and press Enter to select HDD Read Ahead Cache Select the read ahead function to enable pre fetching of data th...

Page 65: ...between the power up command issued to each drive in turn For example a two second interval ensures that commands are issued to individual drives every two seconds The setting for SAFEStor products sh...

Page 66: ...disk capacities will be rounded down to the nearest 10G i e if a disk has capacity of 412G then it will appear as having a capacity of 410G on the system Select the Capacity Truncation setting from t...

Page 67: ...ess Enter to select Baud Rate or Stop Bit and edit the settings Press ESC to save the change and return to the previous menu Update Firmware NOTE You can update the firmware through the VT100 terminal...

Page 68: ...D controller NOTE Ensure that there is no Host and Drive activity before restarting the controller U320 SCSI Target Config This function allows you to configure U320 SCSI targets Select U320 SCSI Targ...

Page 69: ...urations for a specific time period called a lease period and to eliminate the work necessary to administer a large IP network To manually configure the IP address of the controller scroll to the Ethe...

Page 70: ...On an Ethernet LAN it s the same as your Ethernet address When you are connected to the Internet from the RAID controller Ethernet port a correspondence table relates your IP address to the RAID contr...

Page 71: ...the temperature fan speed chassis fan and the voltage of the RAID subsystem All items are read only The warning messages will be indicated through the Fault LED s or the alarm buzzer Select Hardware...

Page 72: ...this option to display details of the Main processor CPU Instruction cache and data cache size firmware version serial number controller model name and the cache memory size To view the system inform...

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