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Texas Memory Systems RamSan-325/325c manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    TEXAS MEMORY SYSTEMS, INC. RamSan-325/325c User’s Manual Version 2.2[...]

  • Page 2

    RamSan-325/325c User ’s Manual - ii - Any trademarks or registered trademarks used in th is document belong to the companies that own them. Copyright © 2005, Texas Memory Systems, Inc. All ri ghts are reserved. No part of this work may be reproduced or used in any form or by any mean s - graphic, electronic, or mechanical, including photocopying[...]

  • Page 3

    RamSan-325/325c User ’s Manual - iii - Table of Contents Preface ................................................................................................................ 1 Document Overview ................................................................................................. 1 Conventions ......................................[...]

  • Page 4

    RamSan-325/325c User ’s Manual - iv - Chapter 8 – SNMP Configurat ion ................................................................................ 92 8.1 Enabling SNM P settings ............................................................................... 92 Chapter 9 – System Maintena nce ...............................................[...]

  • Page 5

    RamSan-325/325c User ’s Manual - 1 - Preface Document Overview This document provides operating procedures for the RamSan-325/325c. It covers installation, managemen t, and troubleshooting issues. Conventions This document uses t he following textual con ventions: Select Front panel button descriptions Ethernet Setup Front panel text (me nu items[...]

  • Page 6

    RamSan-325/325c User ’s Manual - 2 - Revision History The following table describes revisions to this document: Version Comments Date Firmware 1.0 Initial release 08/15/2003 1.1 Added component photographs Added information abo ut using the he lp function in the text mana gement interface. Added Appendix A. 09/11/2003 1.2 Updated power supply det[...]

  • Page 7

    RamSan-325/325c User ’s Manual - 3 - Chapter 1 – Introduction 1.1 Overview The RamSan-325 series solid-state di sk uses DDR RA M (memory) as its primary storage. This techn ology en ables practically instantaneous data access, which results in dramatic application performance increases. Texas Memory Systems (TMS) des igned the RamSan to be hi g[...]

  • Page 8

    RamSan-325/325c User ’s Manual - 4 - 1.2 System Components The system components for the RamSan-325/325c includ e: • Main system memory ranging from 16 to 64 Gigabytes (325c) or 32 to 128 Gigabytes (325) • One to four Fibre Channel controllers • Dual, redundant hot-swappable power supplies • Redundant fans • Ethernet monitori ng port ?[...]

  • Page 9

    RamSan-325/325c User ’s Manual - 5 - The system monitors the internal disks and batteries for a failure condition. In such an event, it notifies the ope rator of an error through the front panel display and the management software. 1.5 Configurable Backup The RamSan-325 allows the administrator to set backup modes for each LUN individually or sys[...]

  • Page 10

    RamSan-325/325c User ’s Manual - 6 - Chapter 2 – Installation 2.1 Electro-Static Discharge Warning Important: Please take full E . S.D. precautions if it is n ecessary at any time to come into contact with any circuit bo ards , components or connectors. Electrostatic discharge can damage the components used in the RamS an and its interfaces. 2.[...]

  • Page 11

    RamSan-325/325c User ’s Manual - 7 - Figure 2-1: RamSan-325 Layout[...]

  • Page 12

    RamSan-325/325c User ’s Manual - 8 - 2.4 Rack Mounting The RamSan-325 series solid state disk is a 3U rack-mountable syste m. TMS ships the system with the slides and equipmen t needed to install it into a standard 19” rack. 2.5 Connecting the Fibre Channel Ports After you have inspected the system and properly mounted it, connect the Fibre Cha[...]

  • Page 13

    RamSan-325/325c User ’s Manual - 9 - Figure 2-3 RamSan Power Supply The power supply includes the fo llowing button and indicators: “Power” switch The large black button above the power supplies acts as an on/off switch and will silence t he warning buzzer. • The button provides a means to a ctivate the power suppli es (turn them on) after [...]

  • Page 14

    RamSan-325/325c User ’s Manual - 10 - AC Voltage indicator light When the power supply is connect ed to AC power and is operating properly, the indicator light attache d to each power supply i s green. If the green light is not on, either the powe r supply is disconnecte d from an AC power source or the power supply has failed. Check the power ca[...]

  • Page 15

    RamSan-325/325c User ’s Manual - 11 - 2. In a RamSan-325, the front panel displays “ Restoring Data ” and cycles between a progress bar and an estimated time until completion. Administrators may use this to determine how much time before the system is on-line. This information is also available through the Text Management Interface. This proc[...]

  • Page 16

    RamSan-325/325c User ’s Manual - 12 - Chapter 3 – Management Tool Overview 3.1 Front Panel Display The Front Panel Display provides a quick and easy way view the RamSan’s status. It displays the c urrent progress of disk synchronization and shows system warnings and failures. The RamSan’s fron t panel allows you t o: • Inspect the state o[...]

  • Page 17

    RamSan-325/325c User ’s Manual - 13 - ↓ The “ ↓ ” button scrolls down through the menu. T he “ ↓ ” button is also used confirm certain commands, as indicated on the display. If the menu is not select ed, this button is disabled. 3.1.1 Front Panel menu system layout The following details the menu syst em of the front panel display: M[...]

  • Page 18

    RamSan-325/325c User ’s Manual - 14 - 3.2 Text Management Interface The RamSan’s management port allo ws you to manage, configure, a nd monitor system behavior. You may connect to the management port wi th either a DB -9 serial cable or an RJ-45 Ethernet cable. 3.2.1 Connecting using a terminal pr ogram To connect to the Ram San using a seri al[...]

  • Page 19

    RamSan-325/325c User ’s Manual - 15 - Figure 3-2: Text Management Interface When the user selects some menu items, the program displays sub-menus, as shown in Figure 3- 3: Text Management In terface Sub-Menu : Figure 3-3: Text Management Interface Sub-Menu When in a sub-menu, the user can se lect “C” to cancel or press the “ESC” key to re[...]

  • Page 20

    RamSan-325/325c User ’s Manual - 16 - TMS designed some screens to di splay status information and display data as in Figure 3-4: Text Manage ment Inte rface Status Screen : Figure 3-4: Text Management Interface Status Screen On status screens, the program provides the user with se veral options: • Press ‘Q’ to exit the menu • Press ‘I?[...]

  • Page 21

    RamSan-325/325c User ’s Manual - 17 - Some of the sub-menus have a large numbers of items and therefore scroll. In Figure 3-5: Scrollin g Sub-Menus , notice to the right of the choices there is a ‘ - ‘, ‘ v ’, or ‘ ^ ’. In our example we see a ‘ - ‘ and ‘ v ’. ‘ v ’ and ‘ ^ ’ i ndicate that it is possible to scroll dow[...]

  • Page 22

    RamSan-325/325c User ’s Manual - 18 - Figure 3-6: Web Management Interface 3.4 SNMP RamSans support the Simple Networ k Management Protocol (SNMP), which is the domin ant network mana gement protocol. The industry has accepted this protocol due to its re lati ve simplicity. The SNMP standards provide a framework for the defi nition of management [...]

  • Page 23

    RamSan-325/325c User ’s Manual - 19 - Chapter 4 – Administration Functions 4.1 Security The RamSan has several features that allow the administrator to co ntrol system access, including passw ord protected access and the ability to disable remote access via Telnet, Web, or SN MP. 4.1.1 Logging into the system The RamSan has one account: “admi[...]

  • Page 24

    RamSan-325/325c User ’s Manual - 20 - Via Web Interface To change the administrator password via the web interfa ce: • Click on the “ Management Control Processor ” graphic • Click the “ General Config ” tab • Enter your old password; The system requires your old password for security reasons • Enter your new password • Confirm [...]

  • Page 25

    RamSan-325/325c User ’s Manual - 21 - Via Text Management To change the administrator password via Text Management Interface: • From the Telnet Main Menu , select “ Man agement setup ” • Select “ Change password ” • Enter the admin password and press [ENT ER] If you are not logged in thro ugh the console, you must verify your passwo[...]

  • Page 26

    RamSan-325/325c User ’s Manual - 22 - Via Web Management To enable/disable Teln e t via the web interface: • Click on the “ Management Control Processor ” graphic • Click on the “ Network ” tab To enable Telnet, check the “ Allow Telnet ” checkbox and press the “ Save ” button. To disable Telnet, uncheck the “ Allow Telnet ?[...]

  • Page 27

    RamSan-325/325c User ’s Manual - 23 - Via Text Management • From the Telnet Main Menu , select “ Man agement setup ” • Select “ Enable/Disable Telnet. ” If Telnet is enabled, y our option will be “D isable Telnet” and visa versa. • Press the “  ” key or [ENTER] to toggle between the sections • Select “ Save changes an[...]

  • Page 28

    RamSan-325/325c User ’s Manual - 24 - 4.1.4 Enable/disable Web I nterface The system allows the administ rator to disable Web access to prevent users from accessing the system through the Web interface. Via Web Management To disable the web interfac e via the web interface: • Click on the “ Management Control Processor ” graphic • Click o[...]

  • Page 29

    RamSan-325/325c User ’s Manual - 25 - 4.2 Configuring System Date and Time The RamSan uses the system date and time to update the event lo g. This feature aids in troubleshooting. 4.2.1 Set Date and Time Via Web Interface To change the system date and ti me via the web interface: • Click on the “ Management Control Processor ” graphic • C[...]

  • Page 30

    RamSan-325/325c User ’s Manual - 26 - Via Text Management To change the system time via Text Ma nagement Interface: • From the Telnet Main Menu , select “ Man agement setup ” • Select “ Set system date/time ” • Select “ Set the time ” • Set the time and press [ENTER] • Select “ Set the date ” • Set the date and press [[...]

  • Page 31

    RamSan-325/325c User ’s Manual - 27 - • Displays a list of th e current IP configuration, hostname, IP address, subnet mask, gateway address (if applicable), and hardware Ethernet address. • To continue setting up the Ethernet configuration • Shuts down and restarts the Ethernet port using the current IP assignment configuration • Exits t[...]

  • Page 32

    RamSan-325/325c User ’s Manual - 28 - Talk to your network admini strator for the proper IP assignment type. The default factor y setting is DHCP . Use the “ Select ” button to select the desired method of IP assignment. If yo u did not choose “ Static IP ” you are asked to confirm the selection with the “ ↓ ” butto n. To configure [...]

  • Page 33

    RamSan-325/325c User ’s Manual - 29 - After confirming the ne w IP assignment mode, the display indicates “ Shutting Down Networ k… ” followed by a success or failure message. Then, the display indicates “ Saving IP Config… ” followed by a success or failure message. Next, the RamSan atte mpts to start the network with the new setting[...]

  • Page 34

    RamSan-325/325c User ’s Manual - 30 - 4.3.2 Configuring Ethernet Settings via Web Management Interface To setup the Ethernet via th e Web Management Interface : • Click the “ Ma nageme nt Con trol Pro cesso r ” graphic • Click the “ Ne twor k ” tab • Configure the Ethernet settings using the fields under “ Configure Network ” ?[...]

  • Page 35

    RamSan-325/325c User ’s Manual - 31 - 4.3.3 Configuring Ethernet settings via Text Management Interface • From the Telnet Main Menu , select “ Man agement setup ” • Select “ Configure Ethernet ” Figure 4-8: Ethernet Setup The system displays the “Etherne t Setup” scre en, as shown in Figure 4-8: Ethernet Se tup. To change to IP as[...]

  • Page 36

    RamSan-325/325c User ’s Manual - 32 - To set the hostname: • Select “ Select hostname ” • Enter the hostname and press [ENTER] • When all Ethernet setup is complet e, select “ Save changes, restart the network, and Exit ” 4.4 Power Down Settings The RamSan has features that allow the administrator to safely powe r down the system. 4[...]

  • Page 37

    RamSan-325/325c User ’s Manual - 33 - Now, the front pa nel display indicates that the system is powering off. Depending on the system mode and the size of memory, this procedure may take a while. The front panel cycles between a power off status bar and an estimated time until the system completes the power off. Via Web Management To perform a m[...]

  • Page 38

    RamSan-325/325c User ’s Manual - 34 - 4.5 Installing New Feature Licenses The RamSan allows the admi nistrator to add license keys as new features become available. 4.5.1 Via the We b Interface To add a new feature license via the Web Interface: • Click on the “ Management Control Processor ” graphic • Click on the “ Ge neral Co nfig ?[...]

  • Page 39

    RamSan-325/325c User ’s Manual - 35 - 4.5.2 Via Text Management To add a new feature license vi a the Text Management Interface: • From the Telnet Main Menu , select “ Man agement setup ” • Select “ Manage system licenses ” • Select “ Add a feature l icense ” • Type or paste the license key into the input box and press [ENTER][...]

  • Page 40

    RamSan-325/325c User ’s Manual - 36 - 4.6.1 Download Configuration Setting s Via the Web Interface To download the configurati on settings via the Web Interface: • Click on the “ Management Control Processor ” graphic • Click on the “ Ge neral Co nfig ” tab • Click the “ Download Settings ” button The web interface will g enerat[...]

  • Page 41

    RamSan-325/325c User ’s Manual - 37 - 4.6.2 Upload Configuration Settings Via the Web Interface To upload the configurat ion se ttings via the Web Interfa ce: • Click on the “ Management Control Processor ” graphic • Click on the “ Ge neral Co nfig ” tab • Click the “ Upload Settings ” button • The web interface will o p en a [...]

  • Page 42

    RamSan-325/325c User ’s Manual - 38 - Chapter 5 – Monitoring Functions 5.1 Viewing System health and status The RamSan makes it possible to view system health variables in a variety of ways. This allows y ou to easily determine th at the system is in good health and, under rare ci rcumstances, determine that a failure is imminen t or has occurr[...]

  • Page 43

    RamSan-325/325c User ’s Manual - 39 - Status The following statu s levels are possible: “ GOOD ” This is normal operation . “WARNING” Indicates that the RamSan has detected a system warning. Warning statements scroll across the front panel displ ay. Possible warning examples: • Pwr supply # removed • AC lost at one or both power suppl[...]

  • Page 44

    RamSan-325/325c User ’s Manual - 40 - Fibre Channel Performance The front panel display can show the Fibre Channel Controller performance: From the front panel main menu, select “ Active Monitor Mode .” This mode sh ows the performance bars for each Fibre Channel port. The numbers represent the Fibre Channel Cont rollers. If a controller is n[...]

  • Page 45

    RamSan-325/325c User ’s Manual - 41 - LED Performance Monitoring If your system is equi pped with front panel LEDs, you can also view bandwidth and IOPS: From the front panel main menu, select “ LED Display ” This mode uses the LEDs to display bandwidth or IOPS. To use the LEDs to display bandwidth, select “ Display Band width .” To use t[...]

  • Page 46

    RamSan-325/325c User ’s Manual - 42 - 5.1.2 Identifying a Ram San When you have more than one Ram San, the “Identify Device” feature helps yo u t o physically locate wh ich RamSan you are monitoring. T h is feature blinks th e front panel display. T he following demonst r at es how to make the front panel display start and stop blinking. Via [...]

  • Page 47

    RamSan-325/325c User ’s Manual - 43 - 5.1.3 Viewing System Uptime The system upt ime provides information abou t how long the system has been powered on. Via Web Interface To view the system upti me via web interface: • Click on the “ Management Control Processor ” graphic • Click on the “ Genera l Info ” tab The “ Gene ral Inf o ?[...]

  • Page 48

    RamSan-325/325c User ’s Manual - 44 - Via Text Management To view the system up time via Text Management Interfac e: • From the Telnet Main Menu , select “ Hea lth and St atus ” The system displays the current system uptime in days, hours, minutes and seconds at the top of the “ Health and Status ” screen, as shown in Figure 5-3: Health[...]

  • Page 49

    RamSan-325/325c User ’s Manual - 45 - 5.1.4 Viewing System Health The system health all ows the user to monitor vital system heal th statistics, such as general stat e information, voltages, temperatures, and fan speeds. Via Web Interface Information concerning the di sks, batteries, power supplies, and fans are in separate locati ons through the[...]

  • Page 50

    RamSan-325/325c User ’s Manual - 46 - Batteries • Click on the “ Batteries ” graphic • Click on the “ Genera l Info ” tab Figure 5-5: Battery Status via Web interface[...]

  • Page 51

    RamSan-325/325c User ’s Manual - 47 - Management Control Processor To view the MCP stat us via web interface: • Click on the “ Management Control Processor ” graphic • Click on the “ Genera l Info ” tab Figure 5-6: MCP General Info Tab for Status[...]

  • Page 52

    RamSan-325/325c User ’s Manual - 48 - Power Supplies • Click on the “ Power Supply ” graphic • Click on the “ Genera l Info ” tab Figure 5-7: Power Supply Status via Web Interface[...]

  • Page 53

    RamSan-325/325c User ’s Manual - 49 - Fans • Click on the “ Fans ” graphic • Click on the “ Genera l Info ” tab Figure 5-8: Fans Status via Web interface[...]

  • Page 54

    RamSan-325/325c User ’s Manual - 50 - Via Text Management • From the Telnet Main Menu , select “ He alth and St atus ” • Select “ View system monitor” Figure 5-9: Text Management Interface System Health Status The states are classified as “Good,” “Warn,” a nd “Error”: “Good” This states that everyt hing is functioni ng[...]

  • Page 55

    RamSan-325/325c User ’s Manual - 51 - Figure 5-10: Text Management Interface System Health Details By pressing the “ V ” key while on the System Health Status screen, the system will display the System Health Details screen. Press the “ Q ” key to return to t he System Health Status screen.[...]

  • Page 56

    RamSan-325/325c User ’s Manual - 52 - 5.1.5 Viewing Detailed Fibre Channe l Controller Status Via Web Interface The Web interface allows you to view all of the fibre channel information, bu t on e fibre channel controller at a time. • Click on one of the “ Fi bre Channel ” grap hics • Click on the “ Genera l Info ” tab Figure 5-11: Fi[...]

  • Page 57

    RamSan-325/325c User ’s Manual - 53 - Via Text Management • From the Telnet Main Menu , select “ He alth and St atus ” • Select “ View Controller Status ” Figure 5-12: Fibre Channel Controller Status via Text Management Interface[...]

  • Page 58

    RamSan-325/325c User ’s Manual - 54 - 5.2 Statistics The storage administrator can moni tor important statistics tha t define the level of system performan ce through the various man a gemen t utilities. These statistics include Input and Outp ut operati ons per second (IOPS) and bandwidth. 5.2.1 Viewing IO/Second Summary Via Web Interface • Cl[...]

  • Page 59

    RamSan-325/325c User ’s Manual - 55 - fibre channel controller in the syst em. It also displays a total across all of the FCs present. Figure 5-14: IO/sec Summary[...]

  • Page 60

    RamSan-325/325c User ’s Manual - 56 - 5.2.2 Viewing Bandwidth Summary Via Web Interface To view the bandwidth statis ti cs via the web interface: • Click on one of the “ Fi bre Channel ” grap hics or the “ Management Contro l Processor ” graphic • Click on the “ Statistics ” tab • Click the radio button next to “ Bandwid th ?[...]

  • Page 61

    RamSan-325/325c User ’s Manual - 57 - Via Text Management To view the bandwi dth summary via Text Mana gement Interface: • From the Telnet Main Menu , select “ He alth and St atus ” • Select “ View statistics ” • Select “ Bandwidth summary ” The “ Bandwidth Summary ” screen displays the bandwidth read (r), write (w), and tot[...]

  • Page 62

    RamSan-325/325c User ’s Manual - 58 - 5.2.3 Viewing Transfer Size View the transfer size to monitor how the file system is processing your data. This inform ation can be used und erstand performance limitations. Via Web Interface To view the transfer si ze statistics via the web interface: • Click on one of the “ Fi bre Channel ” grap hics [...]

  • Page 63

    RamSan-325/325c User ’s Manual - 59 - Via Text Management To view the bandwi dth summary via Text Mana gement Interface: • From the Telnet Main Menu , select “ He alth and St atus ” • Select “ View statistics ” • Select “ Transfer size summary ” The “ Transfer Size Summary ” screen displays the transfer size read (r) and wri[...]

  • Page 64

    RamSan-325/325c User ’s Manual - 60 - 5.2.4 Viewing Queue Dept h Summary Use the outstanding queue de pth summary to analyze the utilization of the RamSan’s resources. If the queue depth is below one, then the RamSan is not bein g fully utiliz ed. If the queu e depth is above or at one, then you may wish to add addi tional links or change other[...]

  • Page 65

    RamSan-325/325c User ’s Manual - 61 - Via Text Management To view the bandwi dth summary via Text Mana gement Interface: • From the Telnet Main Menu , select “ He alth and St atus ” • Select “ View statistics ” • Select “ Queue Depth summary ” The “ Queue Depth Summary ” screen displ ays the outstandi ng command queue depth [...]

  • Page 66

    RamSan-325/325c User ’s Manual - 62 - 5.2.5 Viewing Controller Details Via Text Management To view the controlle r details via Text Management Interf ace: • From the Telnet Main Menu , select “ Health and stat us ” • Select “ View statistics ” • Select “ Controller details ” • Select a fibre channel controller f rom the sub-me[...]

  • Page 67

    RamSan-325/325c User ’s Manual - 63 - Via Text Management To view the system event log or support log via Text Management Interface: • From the Telnet Main Menu , select “ Log Files ” • Select “ Dump entire system log ” or “ Get support log ” Figure 5-22: Error and System Event Log The system displays the command s for navigating [...]

  • Page 68

    RamSan-325/325c User ’s Manual - 64 - 5.3.4 Configuring Remote Logging The RamSan is capable of sending log messages to a rem ote log using standard RFC 3164 BSD Sysl og Protocol messages. Your remote log host must be configur e d correctly to receive and log these system log messages. Via Web Interface To enable remote host logging via th e web [...]

  • Page 69

    RamSan-325/325c User ’s Manual - 65 - Chapter 6 – LUN Configuration The extremely versatile RamSan-325 series supports a variety of configurations and access control methods. LUN configurat ion is a memory-partitioning tool th at allows the administrator to configure system memory into LUNs (Logical Unit Numbers) th at may be assigned to specif[...]

  • Page 70

    RamSan-325/325c User ’s Manual - 66 - 6.1 A Example LUN Configuration This section summarizes how to change the system memory configuration from the default factory configurat ion to a ne w configurati on, which consists of four partit ions and has access lists that allow on ly four host machines to use the RamSan. This demonstration assu mes th [...]

  • Page 71

    RamSan-325/325c User ’s Manual - 67 - 6.2 Adding LUNs The RamSan allows the administrator to add LUNs through t he Text Management Interface an d the web interface. 6.2.1 Via Web Interface To add LUN(s) via the web interfa ce: • Click on the “ Management Control Processor ” graphic • Click on the “ LUN Config ” tab • Click the “ N[...]

  • Page 72

    RamSan-325/325c User ’s Manual - 68 - 6.2.2 Via Text Management To add LUN(s) via the Text Management Inter face: • From the Telnet Main Menu , select “ LUN Setup ” • Select “ Add LUN(s) ” Figure 6-4: Adding LUN(s) Menu The first three rows at the top of the “ Add L UN(s) ” screen display details regarding the availabl e storage s[...]

  • Page 73

    RamSan-325/325c User ’s Manual - 69 - 6.3 Viewing LUN Status / LUN Map To help you visualiz e the setup of the system LUNs, TMS provides a LUN map in the Text Manag ement Interface and the Web Interface. 6.3.1 Via the Web Interface When using the Web Interface, you can view the LUNs for the entire system or for the spec ific fibre channel cont ro[...]

  • Page 74

    RamSan-325/325c User ’s Manual - 70 - To view the LUNs available to a par ticular Fibre Channel Co ntroller: • Click on the “ Fibre Channel Controller ” graphic. • Click on the “ Available LUNs ” tab. • This screen displays the availab l e LUNs for the selected Fibre Channel Control ler. Figure 6-6: Viewing LUNs Assigned to FC ports[...]

  • Page 75

    RamSan-325/325c User ’s Manual - 71 - 6.3.2 Via Text Management To view the LUN map v ia Text Management Interface: • From the Telnet Main Menu , select “ LUN Setup ” • Select “ Print detailed LUN map ” • Select “ All LUNs ” or a specific LUN. Figure 6-7: LUN Map Screen The LUN map, see Figure 6-7: LUN Map Screen , shows up to t[...]

  • Page 76

    RamSan-325/325c User ’s Manual - 72 - 6.4.2 Via Text Management Linking Fibre Channel Controllers • From the Telnet Main Menu , select “ LUN Setup ” • Select “ Link/unlink fibre channel contr oller(s) to/from LUN(s) ” Figure 6-8: Link LUNs Screen The Link LUNs screen di splays the currently selected contr oller and port above the menu[...]

  • Page 77

    RamSan-325/325c User ’s Manual - 73 - Unlinking Fibre Channel Ports from LUN To unlink a LUN from an F C controller: • From the Telnet Main Menu , select “ LUN Setup ” • Select “ Link/unlink fibre channel contr oller(s) to/from LUN(s) ” • Select appropriate channel/port (See Linking F ibre Channel Controllers , above) • Select “[...]

  • Page 78

    RamSan-325/325c User ’s Manual - 74 - 6.5 Changing LUN Numbers The configuration utilities allow y ou to change the LUN numbers. 6.5.1 Via Web Interface To change LUN numbers via th e Web Management Interface: • Click on the “ Management Control Processor ” graphic. • Click on the “ LUN Config ” tab. • Select the LUN to edit by clic[...]

  • Page 79

    RamSan-325/325c User ’s Manual - 75 - 6.6 Resizing LUNs The Text Management Int erf ace makes it possible to change th e LUN sizes. The conf igu ration utilities al lo w you to both increase and decrease the size of the currently configured LU Ns, to m ake room for more LUNs, or to ensure that th e system is using all ava ilable space. 6.6.1 Via [...]

  • Page 80

    RamSan-325/325c User ’s Manual - 76 - 6.7 Managing Access Lists The Text Management Interf ace provides the ability to creat e access lists for individual Fibre Chan nel ports. This allows the admin ist rat or to specify which worldwide port names (HBAs) are allowed to communicate with each partition. 6.7.1 Via Web Interface To manage access list[...]

  • Page 81

    RamSan-325/325c User ’s Manual - 77 - Adding Access Lists To add a worldwide port name to a LUN ac cess list: • Select LUN (See instru ct ions in Section 6.5 ) • From the Telnet Main Menu , select “ LUN Setup ” • Select “ Modify LUN(s) ” • Select “ Add WWN mask to LUN ” • Type in the mask that you wish to add. T he system au[...]

  • Page 82

    RamSan-325/325c User ’s Manual - 78 - Setting SCSI device identifiers This allows a user t o set an SC SI device identifier between 1 and 255. • From the Telnet Main Menu , select “ LUN Setup ” • Select “ Modify LUN(s) ” • Select LUN (See instru ct ions in Section 6.5 ) • Select “ Set SCSI device identifi er ” • Enter a uniq[...]

  • Page 83

    RamSan-325/325c User ’s Manual - 79 - 6.8 Deleting LUNs The Text Management Interfac e and web interface allow the administrator to delete LUNs. 6.8.1 Via Web Interface To delete LUNs via the web interface: • Click on the “ Management Control Processor ” graphic. • Click on the “ LUN Config ” tab. • Select to LUN to delete by clicki[...]

  • Page 84

    RamSan-325/325c User ’s Manual - 80 - 6.8.2 Via Text Management To delete LUNs via the Text Ma nagement Interface: • From the Telnet Main Menu , select “ LUN Setup ” • Select “ Delete LUN(s) ” • Select a LUN or LUNs and press Enter . • Confirm LUN deletion by pressing “ Y ” or ca ncel by pressing “ N ” – see Figure 6-15:[...]

  • Page 85

    RamSan-325/325c User ’s Manual - 81 - 6.9.1 Via Web Interface To set the LUN’s backup mode vi a the Web Management Interface: • Click on the “ Management Control Processor ” graphic. • Click on the “ LUN Config ” tab. • Select the LUN to edit by clicking on the LUN graphic. • Click the “ Mo dify LUN ” button. • Select the [...]

  • Page 86

    RamSan-325/325c User ’s Manual - 82 - 6.10 Initializing LUNs The RamSan-325 allows the administrator to initialize each LUN. The initialization process erases the firs t few blocks of the selected LUN to remove any stale file system in formation. 6.10.1 Via Web Interface To initializ e a LUN via the Web Management In t erface: • Click on the ?[...]

  • Page 87

    RamSan-325/325c User ’s Manual - 83 - Chapter 7 – Fibre Channel Controller Configuration The RamSan allows t h e user to select the to pology , link speed, and failover opt ions for the Fibre Channel Controllers. RamSan s upports Point-to-Point and Arbitrated loop topologies and can auto-dete ct the to pology. It supports 1- a nd 2-Gbit link sp[...]

  • Page 88

    RamSan-325/325c User ’s Manual - 84 - Via Text Management • From the Telnet Ma in Menu, select “ Controller setup ” • Select “ Select controller ” • Choose a controller from the sub- menu and press [ENTER] Figure 7-2: Controller Setup via Text Management Interface The top of this menu in dicates th e controller’s current settings.[...]

  • Page 89

    RamSan-325/325c User ’s Manual - 85 - Figure 7-3: Auto-Detect Error For more information regarding the settings appropriate for your application, please consult your fibre channel administrator. Important: Saving changes made from this m e nu causes the system to reset the Fibre Channel Cont rolle r, which may result in data corruption. TMS does [...]

  • Page 90

    RamSan-325/325c User ’s Manual - 86 - Primary (Active, Secondary is X) This state is ident ical t o “ Primary (Active)” st ate with one important difference: the administrator has selected a secondary controller, Controller X, t o backup this primary controller. If this primary controller loses its link for an ext ended period or cannot trans[...]

  • Page 91

    RamSan-325/325c User ’s Manual - 87 - In addition, resetting the controller ca uses the system to loose the link temporarily. Reads and writes occu rri ng when the administrator resets this controller back to “Primary (Activ e)” sta te result in errors because the drives appear to have been re moved. TMS does not recommend configuring an acti[...]

  • Page 92

    RamSan-325/325c User ’s Manual - 88 - Via Text Management To view or change the state via the Text Management Interface: • From the Telnet Ma in Menu, select “ Controller setup ” Figure 7-5: Controller Setup Menu The Controller Setup screen, see Figure 7-5 , displays the selected controller at the top of the screen. Next to the controller n[...]

  • Page 93

    RamSan-325/325c User ’s Manual - 89 - 7.3 Resetting a Fibre Channel Controller The system allows y ou to reset a fibre channel controller i n the unlikely situation that a fibre c hannel controller becomes unrespo nsive. Via Web Interface To change reset a fibre channel co ntroller via the Web Interface: • Click on the “ Fibre Channel Control[...]

  • Page 94

    RamSan-325/325c User ’s Manual - 90 - 7.4 Clearing Fibre Channel Controller Statis tics The system allows you to clear fibre channel controller statistics in order to resolve system warnings. This feat ure clears the link do wn count, CRC error count, receive error count, an d any associated syste m warnings. Via Web Interface To change clear the[...]

  • Page 95

    RamSan-325/325c User ’s Manual - 91 - To view the fibre chann el consol e through the Text Management Interface: • From the Telnet Ma in Menu, select “ Health and status ” • Select “ Advanced FC options ” • Select “ View fibre ch annel console ” • Select a fibre channel controller f rom the sub-menu • To return to the Advanc[...]

  • Page 96

    RamSan-325/325c User ’s Manual - 92 - Chapter 8 – SNMP Configuration 8.1 Enabling SNMP settings RamSans support the Simple Networ k Management Protocol (SNMP), which is the domin ant network mana gement protocol. The industry has accepted this protocol due to its re lati ve simplicity. The SNMP standards provide a framework for the defi nition [...]

  • Page 97

    RamSan-325/325c User ’s Manual - 93 - Table 1 describes the SNMP defa ult configuration: Feature: Default Setting: SNMP Community S trings: Read: Read Read/Write: ReadWrite System Location: Nothing System Contact: Nothing SNMP Trap IPs: None configured SNMP Traps: None enabled Table 1: SNMP Default Configuration In addition, the SNM P standards a[...]

  • Page 98

    RamSan-325/325c User ’s Manual - 94 - To change the system location: • Select “ Change the system location ” • Enter the system locati on and press [ENTER] To change the system contact name : • Select “ Change the system contact ” • Enter the system contact and press [ENTER] All modifications are vi sible at the top of the menu. T[...]

  • Page 99

    RamSan-325/325c User ’s Manual - 95 - 8.1.2 SNMP Tra p configuration The RamSan has the ability to send unsolicited messages to managers when it detects a signif icant event. The S NMP standard refers to this type of m essage as a “trap.” The RamSan su pports the fo llow ing traps: • Power on notification – i ndicates that the system has [...]

  • Page 100

    RamSan-325/325c User ’s Manual - 96 - To remove a trap receiver from the list of Trap IPs: • Select “ Remove IP address fr om the trap list ” • Select the IP to be removed and press [ENT ER] To view a list of trap receivers by IP address: • Select “ Print the current trap IP list ” • The interface w ill display the list of trap re[...]

  • Page 101

    RamSan-325/325c User ’s Manual - 97 - Chapter 9 – System Maintenance Texas Memory Systems designed the RamSan to be easily maintainable. You can update firmware from the web interface an d easily maint a in the system componen ts. One of the main features of the RamSan is the ability to hot sw ap many of the system components. You ca n hot swap[...]

  • Page 102

    RamSan-325/325c User ’s Manual - 98 - A new window will appear … • Click the “ Br owse ” bu tton to select the patch file. • Click the “ Sub mit Fi le ” button. Figure 9-2: Uploading Patch File via Web Interface The system will ask y ou to confirm your password: • Enter the system passw ord into the text field • Click the “ Pa[...]

  • Page 103

    RamSan-325/325c User ’s Manual - 99 - The system will begin t o u pdate the firmware and provide progress in the patching process: Important: Do not close this wind ow while the system is being patch ed. • Once the update is complete, po wer off a nd then power on the RamSan (The front panel will provide a reminder). • The firmware update is [...]

  • Page 104

    RamSan-325/325c User ’s Manual - 100 - 9.3 Hot Swapping Disk Drives The RamSan-325 includes four intern al hard di sk drives in a RAID configuration. The RamSan’s internal disk drives are equipped with indus try standard Self-Monitoring, Analysis and Reporting Technology (SM ART). The RamSan uses SMART to track vital hard drive performance stat[...]

  • Page 105

    RamSan-325/325c User ’s Manual - 101 - 9.4 Batteries The RamSan-325 is equipped with thr ee redundant 30-minute sealed lead acid batteries. The batteries are designed to protect the data in DDR RAM memory. If the RamSan-325 looses external p ower, the system continues to function by ru nning on the inter nal batteries. Even if b oth power supplie[...]

  • Page 106

    RamSan-325/325c User ’s Manual - 102 - Chapter 10 – Troubleshooting The RamSan is a complex system with many redundant features to safeguard your data; however, components can fail. The Ra mSan has many ways to inform the user about what is happening inside the system. Rather than try to l ist all the different possible failures, this sect ion [...]

  • Page 107

    RamSan-325/325c User ’s Manual - 103 - Chapter 11 – Specifications 11.1 Physical Characteristics Rack Mount Size: 3U (5.25”) x 26” deep Weight: up to 90 lbs. Voltage: 90 ~ 264 VAC Ventilation: Front to bac k airflow 11.2 Operating Environment Temperature: 32-85 ° F (0-30 ° C) Max relative humidit y: 80% (non-condensing) Power consumption:[...]

  • Page 108

    RamSan-325/325c User ’s Manual - 104 - Appendix A – RamSan-325 Series Replacement Parts Figure A-1 MCP-65 Management Control Processor Figure B-2 FC-65 Dual Channel 2-Gigabit Fibre Channel Controller[...]

  • Page 109

    RamSan-325/325c User ’s Manual - 105 - Figure B-3 Power Supply Module Figure A-5 Memory Blade[...]

  • Page 110

    RamSan-325/325c User ’s Manual - 106 - Figure A-6 120 Gigabyte Replacement Hard Drive[...]

  • Page 111

    RamSan-325/325c User ’s Manual - 107 - Appendix B – FCC/Safety Notices Warning: Changes or modifications to this unit not expressly approved by the pa rty responsible for compliance could void the us er’s authority to operate the equipment. Note: This equipment has been tested and fo und to comply with the limits for a Class A digital device,[...]

  • Page 112

    RamSan-325/325c User ’s Manual - 108 - Appendix C – Warranty, Maintenance, Field Service, and Repair Policy BRONZE WARRANTY Equipment purchased from Texas Memory Sy stems, Inc. (TMS) is warranted for 1 year from the date of shipment. The warra nty includes ret urn-t o-factory service for equipment that does not meet its publishe d specification[...]

  • Page 113

    RamSan-325/325c User ’s Manual - 109 - container. Once the RMA has been issued, th e items must be returned to TMS within thirty (30) days, or else the RMA will be canc elled. SILVER WARRANTY - Advanced Parts Replacement Texas Memory Systems Silv er Warran ty may be purchased which provides all of the features of the Bronze plan. In addition, for[...]

  • Page 114

    RamSan-325/325c User ’s Manual - 110 - OUTSIDE OF WARRANTY Faulty equipment may be returned to the fa c tory for repair up to fi ve years after purchase with appropriate RMA. The cust omer is responsible for shipping the equipment back to the factory, together wi th a detai led description of the nature of the problem and the tests used to determ[...]

  • Page 115

    RamSan-325/325c User ’s Manual - 111 - Appendix D – Serial Port Settings You may connect to the management port with either a DB-9 serial cable or an RJ-45 Ethernet cable. The following se ttings apply to the serial port. Port Settings To connect to the RamS an using a serial po rt connection, use a dumb terminal or a terminal emulation program[...]

  • Page 116

    RamSan-325/325c User ’s Manual - 112 - Appendix E – SNMP Trap Definitions The following list prov ides detailed information about th e SN MP v2 notifications (traps) that the RamSan 325 generates becaus e of various system e vents. Each trap contains a timestamp, trap OID, brief message, and sometimes a relevant system state variable. The syste[...]

  • Page 117

    RamSan-325/325c User ’s Manual - 113 - Name temp-state-notif Description The temperature state has changed Includes Message Temperature State: -1 notImplemented Thi s indicates there may be an SNMP reporting problem 0 noState N/A 1 error N/A 2 warn The temperature has dropped below accepta ble levels and s hould be mo ved to a warme r environment[...]

  • Page 118

    RamSan-325/325c User ’s Manual - 114 - Name power-state-notif Description The power state has changed Includes Message Power State: -1 notImplemented Thi s indicates there may be an SNMP reporting problem 0 noState N/A 1 error Voltage levels are dangerously low; the system may be powered off. 2 warn Voltage a nd/or cur rent leve ls are be low spe[...]

  • Page 119

    RamSan-325/325c User ’s Manual - 115 - Name battery-state-notif Description The battery state has changed Includes Message Battery State: -1 notImplemented Thi s indicates there may be an SNMP reporting problem 0 noState N/A 1 error The battery has failed a periodic battery test and may need to be serviced, or one or more of the batteries have vo[...]

  • Page 120

    RamSan-325/325c User ’s Manual - 116 - Name fan-state-notif Description The fan state has changed Includes Message Fan State: -1 notImplemented Thi s indicates there may be an SNMP reporting problem 0 noState N/A 1 error One or more fan channels have stopped; temperature warnings that will cause the system to shutdown are imminent. 2 warn Single [...]

  • Page 121

    RamSan-325/325c User ’s Manual - 117 - Name array-state-notif Description The disk array state has changed Includes Message Name fc-state-notif Description A fibre channel controller state has changed Includes Message Device Number Disk State: -1 notImplemented Thi s indicates there may be an SNMP reporting problem 0 noState N/A 1 error N/A 2 war[...]