Texas Memory Systems RamSam-210, User Manual

Page 1: ... i TEXAS MEMORY SYSTEMS INC RamSan 210 User s Manual Version 1 1 ...

Page 2: ...hem Copyright 2001 Texas Memory Systems Inc All rights are reserved No part of this work may be reproduced or used in any form or by any means graphic electronic or mechanical including photocopying recording taping or information storage and retrieval systems without permission of the copyright owner ...

Page 3: ...m Initialization 9 Chapter 3 Using the Front Panel 10 3 1 Overview 10 3 2 Menu System Layout 11 3 3 Ethernet Setup 11 3 4 Manual Shutdown 12 3 5 System Monitoring 13 Chapter 4 The Management Control Port MCP 15 4 1 Connecting to the MCP 15 4 1 1 RS232 Serial Port 15 4 1 2 Ethernet 15 4 2 Connecting using a terminal program 15 4 3 Connecting using telnet 15 4 4 Logging into the system 15 4 5 MCP Co...

Page 4: ...r Supplies 21 5 2 Hot Swapping Disk Drives 22 5 3 Hot Swapping Fans 22 Chapter 6 Batteries 24 Chapter 7 Troubleshooting 25 Chapter 8 Specifications 26 8 1 Physical Characteristics 26 8 2 Operating Environment 26 8 3 Non operating Environment 26 8 4 Warranty 26 Appendix A RamSan 210 Replacement Parts 27 ...

Page 5: ... v Figures Figure 1 RamSan 210 Layout 6 Figure 3 2 RamSan 210 Front Panel 10 Figure 5 3 Default LUN configuration 21 Figure 5 4 Reconfigured LUN mapping 21 ...

Page 6: ...mSan 210 It covers installation management and troubling shooting issues Conventions The following textual conventions are used in this document Select Front panel button descriptions Ethernet Setup Front panel text menu items lunconfig Management port serial telnet commands and text ...

Page 7: ...isk drive that has been attached to the server For some applications the RamSan 210 is the only storage system that will be required For applications that store terabytes of data the RamSan 210 will be added to a system that includes RAID or JBOD The RamSan 210 can be connected via Fibre Channel to host servers NAS filers or to storage network switches and hubs If you have specific questions about...

Page 8: ...led remote monitoring software 1 4 Non Volatility By utilizing internal hard drives and batteries the RamSan 210 combines the performance of SDRAM storage with the non volatile nature of hard disk drives The RamSan 210 is equipped with dual redundant hot swappable hard drives Each of these drives is able to operate at about 30 MB sec during operation RAID 1 is implemented on this drive array to pr...

Page 9: ...he RamSan 210 with two FC32 Fibre Channel controllers should be able to provide very close to 400MB second of read performance The system will automatically conduct all reads and writes from the disk drives in the event of a main memory failure this type of failure is not expected This fault tolerant approach is designed into the system in order to provide the ultimate in data availability ...

Page 10: ...ies are fully charged before you use the system where there is risk of power failure 2 3 System Inspection The RamSan 210 should be shipped complete with a packing list Make sure you have received all of the components listed 1 Examine the external chassis for any damage that might have occurred during shipping 2 Make sure that both power supplies are locked securely in place and that both backup ...

Page 11: ... 6 Figure 1 RamSan 210 Layout ...

Page 12: ...port numbers have no correlation to the port identifiers assigned during port login They are only used in the management utilities for identification and LUN assignments The interface plate also has a DB 9 RS 232 serial connection and an RJ 45 Ethernet port These ports are used for local and remote management of the system The FC32 ports on the system are capable of connecting to point to point ar...

Page 13: ...ill connected Therefore the system cannot use the presence or absence of AC to know whether to operate In order for the power to come on after a user initiated shut down the top button must be pressed on either of the power supplies If power is restored after a power failure or a power cord is reinserted the system will automatically power on Low Voltage indicator light The top indicator light sho...

Page 14: ...nt panel as well as RamSan 210 Soon after that you will see Booting and Initializing RamSan 3 After the firmware has finished booting the front panel display will indicate Bringing Disks Online The system disks take approximately 10 seconds each to spin up 4 The front panel will indicate Restoring and show a progress bar and give an estimated time till completion Administrators may use this to det...

Page 15: ...nce displays pressing the Menu button will launch the RamSan 210 Main Menu o Function 2 Escape function Pressing Menu once the menu is open returns the user to the prior screen Select If Select is pressed when a menu item is on the screen the system will either execute that menu option or proceed to the next layer in the menu This button is disabled if the menu is not selected The button scrolls u...

Page 16: ...tons to cycle through the top level menu options until Ethernet Setup is showing on the display Use the Select button to choose this option and continue with the configuration You may now use the arrow buttons to scroll through the following menu options Set IP Config Restart Network Show Current Config and Exit Menu Restart Network will shutdown and restart the Ethernet port using the current IP ...

Page 17: ... RamSan 210 to ignore this entry After entering all three values you will be prompted to confirm the command with the button After confirming the new IP assignment mode the display will indicate Shutting Down Network followed by a success or failure message The display will then indicate Saving IP Config followed by a success or failure message Next the RamSan 210 will attempt to start the network...

Page 18: ... top Fibre Channel interface board The bottom indicators are for the bottom Fibre Channel interface board The left and right indicators map to the left and right sides of the interface boards when you look at them from behind For each channel the top half of the graph represents read megabytes per second in 10 megabyte per second increments The bottom half represents write bandwidth Restore Backup...

Page 19: ...ar fan trays have a failed fan Power supply failed One or both batteries have failed System overheated One or both disks have failed In the case of either System Warnings or Failures the front panel display will alternate between displaying status information and Warning Failure messages every 10 seconds ...

Page 20: ...the front panel display or from the serial port For a complete description for configuring the Ethernet using the front panel please refer to Section 3 3 of this manual If you are configuring the Ethernet using the serial port refer to Section 4 5 5 of this manual 4 2 Connecting using a terminal program To connect to the RamSan 210 using a serial port connection you must use a dumb terminal or a t...

Page 21: ...rnet configuration utility 1 Set time to wait after losing power before system shutdown Q Exit Select By selecting option 1 you may set the power down delay to be between 1 and 15 minutes The default value is 5 minutes 4 5 4 FIRMWARE The FIRMWARE command shows the firmware revision levels for various components in the RamSan 210 This command is mainly for internal use for tracking firmware revisio...

Page 22: ...address If your network does not use a gateway use the gateway address of 0 0 0 0 to disable this feature The output will look like Ethernet IP address 255 255 255 255 192 168 0 100 Ethernet subnet mask 255 255 255 0 255 255 255 0 Ethernet gateway 0 0 0 0 enter All other options set the assignment mode and return you to the main menu immediately You may cancel from this menu by selecting the same ...

Page 23: ...upports configuration of SNMP When option 1 is selected it toggles the current value For example if the current value is disabled then selecting 1 will change the value to enabled The following screen displays show the output from the SNMP commands ram san manage Management configuration utility Telnet enabled SNMP disabled Select option 1 Disable telnet management 2 Configure SNMP S Save changes ...

Page 24: ... The PORTCONFIG command is used to configure the Fibre Channel controllers After the PORTCONFIG command is entered the current configuration is listed and the available options are listed 4 5 11 POWEROFF The POWEROFF command is equivalent to a front panel Manual Shutdown This will power off the system Before powering off the system all writes will be completed Note To resume operation it is necess...

Page 25: ...atus Texas Memory Systems Inc RamSan 210 Monitor Software Version 1 0 1 Ethernet address 00 20 c2 00 08 05 Ethernet IP 192 94 231 206 Capacity 4096 Megabytes System Status System Idle FC32 Controller 1 Not installed FC32 Controller 2 Firmware version 0 9d Channel A 10 02 00 20 c2 00 08 03 offline Channel B 11 02 00 20 c2 00 08 03 offline ...

Page 26: ...the power cord and wait 15 seconds before removing a power supply module Disconnect the power cord from the power supply that needs to be replaced Wait 15 seconds Remove the power supply from the RamSan 210 chassis by pressing the release switch and pulling squarely on the power supply handle DO NOT REACH INSIDE THE PROTECTIVE ENCLOSURE AFTER REMOVING THE POWER SUPPLY Insert the replacement power ...

Page 27: ...Fibre Channel interfaces off line and executes a memory to disk copy The following steps should be used to replace bad disk drives 1 Verify that a disk to disk copy is not in progress If it is in progress then wait for the disk to disk copy to complete 2 Slide the disk eject latch to the right 3 Remove the disk by pulling squarely on the handle 4 Insert new disk squarely into the available slot Ma...

Page 28: ...pull firmly on the fan handle The unit will slide out from the chassis Use caution to avoid hitting the spinning fan blades once removed 2 Firmly insert the new fan block into the RamSan 210 chassis The fans will begin immediate operation once inserted into the chassis Important Failed fans should be replaced as soon as possible ...

Page 29: ...l not work The batteries are designed to provide power for the system in the event external power is lost not in case both power supplies fail The RamSan 210 can be configured to run on battery power for up to fifteen minutes after external power is lost The system default is to stay on for five minutes after power fails Because the RamSan 210 uses a mirrored writes mode the system only has to sta...

Page 30: ... internal component the hardware initiates synchronization between disk and memory To obtain further information about the failing location the management port must be used Contact Information Texas Memory System Inc 11200 Westheimer Suite 1000 Houston Texas 77042 713 266 3200 ...

Page 31: ...rflow Rear exhaust for power supplies 8 2 Operating Environment Temperature 32 85 F 0 30 C Max relative humidity 80 non condensing Max heat dissipation 512 Btu hr 150 W Power consumption 100 150 W 8 3 Non operating Environment Temperature 32 150 F 0 65 C Relative Humidity 10 90 non condensing 8 4 Warranty 1 year FOB Texas Memory Systems Inc Houston Texas ...

Page 32: ... 27 Appendix A RamSan 210 Replacement Parts Figure B 1 MCP31 Management Control Processor Figure B 2 FC32 Dual channel 1 gigabit Fibre Channel controller ...

Page 33: ... 28 Figure B 3 PWR21 Power Supply Module Figure B 4 FAN21 Hot swappable fan tray ...

Page 34: ... 29 Figure B 5 MEMG41 4 Gigabyte memory blade Figure B 6 TDD21 18 gigabyte replacement hard drive ...