Quantum 3.5 guide

Appendix C StorNext Files

The example.cfg File

Journal No

Exclusive Yes

Read Enabled

Write Enabled

StripeBreadth 256K

MultiPathMethod Rotate

Node CvfsDisk0 0

[StripeGroup JournFiles]

Status UP

Journal Yes

MetaData No

Exclusive Yes

Read Enabled

Write Enabled

StripeBreadth 256K

MultiPathMethod Rotate

Node CvfsDisk1 0

[StripeGroup VideoFiles] Status UP

Exclusive Yes##Exclusive StripeGroup for Video Files Only## Affinity VidFiles

Read Enabled

Write Enabled StripeBreadth 4M MultiPathMethod Rotate Node CvfsDisk2 0 Node CvfsDisk3 1 Node CvfsDisk4 2 Node CvfsDisk5 3 Node CvfsDisk6 4 Node CvfsDisk7 5

StorNext 3.5 Installation Guide

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Image 149

Quantum 3.5 manual

Contents

StorNext Copyright Statement Contents Displaying the Configuration Wizard StorNext GUI Accessing the StorNext GUI 110 106111 112 125 Viewing a Fibre Channel Device 124 Figures Figures 102 101103 104 Tables 146 105 Preface Purpose Audience Document Organization Convention Example Notational Conventions Related Documents Contacting Quantum Online Service Support World Wide WebDocument No Document Title Document Description North America 1Installing StorNext File System and Storage Manager Hardware Requirements Operating System Kernel Platform Storage Manager System RequirementsOperating System Requirements Partitioning Local Hard Disks File SystemsDisk Space LAN Requirements Configuring Storage Devices Getting Ready to InstallPlanning for LUNs Larger Than 1 TB Operating Label for System LUNs 1 TB LUNs 1-2 TB LUNs 2 TB Vtoc Support Directory Description Pre-Installation ScriptBefore You Begin Pre-installation script runs figure Running snPreInstall Interpreting snPreInstall Output Type Description Remove the existing rpms StorNext Installation Script For Red Hat users only, before proceeding you must Installation script runs figure Menu Option Description Changing Installation Configuration Options Changing Application Directory Locations Configuration Menu Changing the Default Media Type Performing an Installation Operation 2Installing StorNext File System Windows Server File System Requirements Etc/hosts file Planning for LUNs Larger than 1 TB SVTOC MacOS X Panthera Apple Xsan Launching the Snfs Installation Script Installing StorNext File System on Linux or UnixInstalling the Linux Kernel Source Code Ls -l Application directories see Changing Change installation options for the locationExit the Snfs installation script Performing an Installation Operation Disabling Automatic IP Address Configuration Installing StorNext File System on Windows Removing a Previous Version of StorNext StorNext Installation window appears figure Running the Setup Wizard StorNext Installation Window Install StorNext Snfs Setup End User License Agreement Snfs Setup Choose Setup Type Click an installation option Snfs Setup Finish Restoring a Previous Client Configuration StorNext Installation Window Configure StorNext Import/Export Client Configuration Window Click an option for handling current configuration settings 3Installing the StorNext Client Operating System Release or Kernel Platform Client System Requirements StorNext File System Client Buffer Cache Hardware Requirements Platform Type =2GB Memory Downloading the StorNext Client Software Select Platform window appears figure For a MDC running Snfs only On the home page, click Download Client Software Window Installing the StorNext Client on Linux Installing the StorNext Client on Linux or Unix Mkdir -pmount point chmod 777 mount point Installing the StorNext Client on Sun Solaris File system mount point cvfs 0 auto rw Installing the StorNext Client on HP-UX Installing the StorNext Client on IBM AIX Mkdir -pmount point chmod 777 mount point Installing the StorNext Client on Windows StorNext Installation Window Remove StorNext Click Next to continue License Agreement window appears figure Snfs Setup Choose Setup Type Restoring a Previous Client Configuration StorNext Installation Window Configure StorNext Click an option for handling current configuration settings Configuring StorNext StorNext GUI Accessing the StorNext StorNext Home File System and Storage Manager Configuration Wizard StorNext Configuration Wizard File System Only Add File System Enter License Add Media Add LibraryAdd Tape Drive Mail Notification Add Storage DisksAdd Storage Policy Configuring a Distributed LAN Client Server Distributed LAN server configuration utility appears figure Sndpscfg Configuration Utility Field / Button Description Command Description Creating an Override ConfigurationUsing Distributed LAN Client and Server Commands Windows Configuration Utilities Mount Point Client Configuration Specific drive letter Select Map to Drive Letter to map the drive toSelect the desired drive letter Instead of selecting Map to Drive Letter, select Distributed LAN Select to configure the StorNext client as a Select this option to disable the StorNext clientAs a distributed LAN client or distributed LANserver Advanced Mount Options When this box is checked, the driver attempts Default isDefault is off Soft Mount. Quantum Specify the number of times the driver will re Be mounted and accessed without all When this box is checked, the file system canDisks being accessible in the file system stripe Accessed Request in error, otherwise reset When you choose Allow I/O Timouts, thisPenalty value, where n is expressed PathInError will be bypassed in favor Advanced Cache Options Directly into the applications memory using When this box is not checked, the file systemIf Buffer Cache is disabled, the remaining Will not buffer any data. All files will be read Default value is 1MB File system block size. The value default isDefault value is 16 buffers with a Maximum of 100. Using a value of 0 disables Setting these parameters lower will greatly Default values are 30 seconds for nonCircumstances where files are frequently Shared on the SAN, setting the Attribute Flush On the Disk Labeler window, do one of the following Disk Device Labeler Labeling Disks Close the Disk Labeler dialog box License Identifier Simple File System ConfigurationDo not write a label to the disk and proceed to Switching to the next disk in the stripe group Name used by clients when establishing aClick to deselect all devices in the list Click to select all devices in the list Current settings. The configuration file is Click to save the configuration usingSaved in the StorNext configuration directory Configuration utility Configuring StorNext Windows Configuration Utilities FSM services list Click to add a file system to the FSM servicesConfigurations is highest priority and 9 is Click to save changes to the FSM services list Utility without saving changes Click to quit the File System Startup List Server Administration File System Properties Stripe Group Properties Quota Properties Quota for Type the name of the user or group to set aDisplays the percentage of the quota that has Been used Clients Information Quality of Service InformationServer Configuration Disk Definitions on Stripe Groups on Disk Types on Global Settings User attempts to access a file that is locked or Optional Select to send a warning when aAllocate when a file is created When reading and storing files Disk Types Server Configuration Disk Types Disk Definitions When enabled, the defined disk is available to Select to enable the selected disk definitionConfigured file system for I/O Click to create a new disk definition. Type a Stripe Groups Click to delete the selected device name When enabled, the stripe group is available to Select to enable the selected stripe groupAccesses the disk Using the Quality of Service QOS API Installing Promise RAID Controller Software Windows Boot Manager Screen Windows Boot Manager Screen StorNext 3.5 Installation Guide 109 Uninstalling StorNext on Unix and Linux Uninstalling StorNext Snfs Uninstalling Snsm StorNext Remove Main Menu Uninstalling the StorNext Client Software HP-UX Uninstalling StorNext on Windows Sharing a Library Between Applications StorNext Administration Tasks Vi mediafilelibraryname Fssysparmoverride Configuration File Manually Modifying Storage Manager Configuration StorNext 3.5 Installation Guide 117 Mounting Snfs on the OSx Computer Connecting to a StorNext Network Using Xsan StorNext 3.5 Installation Guide 119 Creating the automount.plist File Mounting Snfs on the Mac OS X Computer Plist StorNext 3.5 Installation Guide 123 Viewing a Fibre Channel Device Log Rolling Options StorNext Log Rolling AdministrationChanging Log Rolling Times Avoiding Poor System Performance Modified find command looks like this Example.cfg File StorNext Files Appendix C StorNext Files Page Page Page Page Page Cluster-Wide Central Control Cluster-Wide Control File Example Page # Snfsall Commonly Used Snfs Files Cvlog debug and runtime messages Usr/cvfs/docs Cvapi.c a sample API application Quality of Service Guide Active vs. Passive Supported Platforms Overview Unit of I/O ConfigurationNon-Realtime Operation Converting MB/sec to I/O/ sec Name Description Default Reserve Rtio Upper Bound Token Timeouts Real-time I/O SetRtio Oversubscription Handles Ungated files All internal calculations are done in terms of I/O/sec Non-Realtime I/O ConfigurationCalculating Available Host bw-type sg=yy,sg=yy Configuration File Examples Callbacks Stripe group back to non-real-time mode Above diagram, a process on client a requests some amountIssued and return to the previous state Client in Step , Client a requests some amount of Rtio as in Figure Stripe group is back in non-real-time modeSituation arises it can be detected Be back in its original state StorNext 3.5 Installation Guide 157 Time I/O token in . The FSM calls back to Clients B and D , assume the stripe group is already in real-time mode as aClient C with the new token in Step Failure Semantics FSM Failures Client Failures Real-time I/O available MonitoringClient Token Releases Send out callbacks to other clients Sharing Disk Resources