Quality of Service Information | Quantum 6-00360-15 guide

	Chapter 4 Configuring StorNext
	Windows Configuration Utilities

Field / Button	Description

Time Limit	Specify the amount of time it takes for the soft
	limit to turn into a hard limit.

Get Quota	Click to get quota settings for the specified
	user or group.

Set Quota	Click to set a quota for the specified user or
	group using the current settings.

Quality of Service Information

To view Quality of Service (QOS) information for a file system, expand a file system in the left pane, and then click QOS. Quality of Service information appears in the right pane, including stripe group, real-time limit, non-real-time reserve, committed RTIO, and the number of non- real-time clients.

Clients Information

To view information about clients connected to the file system, expand a file system in the left pane, and then click Clients. Information about the currently connected clients appears in the right pane, including client ID, type, location, up time, and when the client license expires.

		The Server Configuration utility lets you view and modify properties for
	Server Configuration
	Server Configuration	an MDC. Use this utility to create a new server configuration or modify

		an existing configuration.
		To run the Server Configuration utility, on the Windows Start menu, click
		All Programs > StorNext File System > Server Configuration. The
		Configuration Administrator window appears (figure 52).

StorNext 3.1.3 Installation Guide

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Quantum 6-00360-15 manual Quality of Service Information, Clients Information, Server Configuration

Contents

StorNext Copyright Statement Contents StorNext GUI Accessing the StorNext GUI Hardware Requirements LAN RequirementsOperating System Requirements Hardware Requirements 110 108109 111 Log Rolling Options 123 Avoiding Poor System Performance 124 Example.cfg File 125 Commonly Used Snfs Files 132 Figures Figures File System Startup List Tables Tables Preface Audience Purpose Document Organization Notational Conventions Convention Example Related Documents Document No Document Title Document Description Online Service Support World Wide WebContacting Quantum North America 1Installing StorNext File System and Storage Manager Storage Manager System Requirements Operating System RequirementsHardware Requirements Operating System Kernel Platform File Systems Disk Space Partitioning Local Hard Disks LAN Requirements Planning for LUNs Larger Getting Ready to InstallConfiguring Storage Devices Than 1 TB Operating Label for System LUNs 1 TB LUNs 1-2 TB LUNs 2 TB Vtoc Pre-Installation Script Before You BeginSupport Directory Description Running snPreInstall Pre-installation script runs figure Interpreting snPreInstall Output Type Description StorNext Installation Script Launching the StorNext Installation ScriptInstallation script runs figure Page Changing Installation Configuration Options Menu Option Description Configuration Menu Changing Application Directory Locations Changing the Default Media Type Performing an Installation Operation 2Installing StorNext File System Windows 2003 Server File System RequirementsOperating System Release or Kernel Platform Windows 2008 Server Hardware Requirements Installing StorNext File System Getting Ready to Install Planning for LUNs Larger than 1 TB Operating Label forSystem LUNs 1 TB LUNs 1-2 TB LUNs 2 TB MacOS X Panther a Apple Xsan Installing the Linux Kernel Source CodeIBM AIX d SVTOC Installing StorNext File System on Linux or Unix Launching the Snfs Installation Script Change installation options for the location Exit the Snfs installation scriptApplication directories see Changing Performing an Installation Operation Installing StorNext File System on Windows StorNext Installation Status Removing a Previous Version of StorNext Running the Setup Wizard Snfs Setup Welcome Click an installation option Snfs Setup Customer Information Snfs Setup Ready to Install Restoring a Previous Client Configuration Click Finish to close the setup wizard StorNext Configuration Window Click an option for handling current configuration settings Import/Export Client Configuration Window 3Installing the StorNext Client Client System Requirements Windows XPWindows Vista Sun Solaris Generic Sparc 64-bit Opteron Intel x86 64-bit Bit PowerDistributed LAN server memory tuning guidelines 11i Itanium 64-bit Downloading the StorNext Client Software For a MDC running Snfs only On the home page, clickSelect Platform window appears figure Download Client Software window appears figure Download Client Software Window Installing the StorNext Client on Linux or Unix Installing the StorNext Client on Linux 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 SGI Irix File system mount point cvfs verbose=yes 0 Installing the StorNext Client on Windows StorNext Installation Window Remove StorNext StorNext Installation Window Install StorNext Snfs Setup End User License Agreement Snfs Setup Choose Setup Type Snfs Setup Finish StorNext Installation Window Configure StorNext Click an option for handling current configuration settings Configuring StorNext Accessing the StorNext StorNext GUI StorNext Home File System and Storage Manager Configuration Wizard StorNext Configuration Wizard File System Only Enter License Add File System Add Library Add Tape DriveAdd Media Add Storage Disks Add Storage PolicyMail Notification Configuring a Distributed LAN Client Server Distributed LAN server configuration utility appears figure Sndpscfg Configuration Utility Field / Button Description Creating an Override Configuration Using Distributed LAN Client and Server CommandsCommand Description Windows Configuration Utilities Client Configuration Drive Mappings Type or select the name of the file system to Select a local drive letter to associate with aFile system Associate with the selected local drive letter FS Name Servers Authentication Select the Windows user to map to a user ID Group on the SAN Mount Options Client Configuration Mount Options Syslog Level Client Configuration Syslog Level Cache Parameters Client Configuration Cache Parameters Distributed LAN Will connect to all available distributed LAN Select to configure the StorNext client as aDistributed LAN client. The StorNext client Servers Disk Device Labeler Labeler window appears Disk Device Labeler Labeling Disks License Identifier Simple File System Configuration Click to save the configuration using Name used by clients when establishing aSwitching to the next disk in the stripe group Current settings. The configuration file is Configuring StorNext Windows Configuration Utilities Check Read-Only a File System File System Startup List Configurations is highest priority and 9 is Click to add a file system to the FSM servicesFSM services list Click to save changes to the FSM services list Configuring StorNext Windows Configuration Utilities Server Administration File System Properties Stripe Group Properties Quota Properties Displays the percentage of the quota that has Type the name of the user or group to set aQuota for Been used Quality of Service Information Server ConfigurationClients Information Disk Types on Disk Definitions on Stripe Groups on Global Settings Allocate when a file is created Optional Select to send a warning when aUser attempts to access a file that is locked or When reading and storing files Disk Types Server Configuration Disk Types Disk Definitions Configured file system for I/O Select to enable the selected disk definitionWhen enabled, the defined disk is available to Click to create a new disk definition. Type a Click to delete the selected device name Stripe Groups Accesses the disk Select to enable the selected stripe groupWhen enabled, the stripe group is available to Using the Quality of Service QOS API Type the number of seconds to wait for clients To real-time applications using the QualityService QOS API To respond to a token callback Uninstalling StorNext Uninstalling StorNext on Unix and Linux Uninstalling Snsm Snfs Uninstalling the StorNext Client Software HP-UX Uninstalling StorNext on Windows StorNext Administration Tasks Sharing a Library Between Applications Vi mediafilelibraryname Manually Modifying Storage Manager Configuration Fssysparmoverride Configuration File StorNext 3.1.3 Installation Guide 115 Connecting to a StorNext Network Using Xsan Mounting Snfs on the OSx Computer StorNext 3.1.3 Installation Guide 117 Creating the automount.plist File Mounting Snfs on the Mac OS X Computer Plist StorNext 3.1.3 Installation Guide 121 Viewing a Fibre Channel Device StorNext Log Rolling Administration Changing Log Rolling TimesLog Rolling Options Modified find command looks like this Avoiding Poor System Performance StorNext Files Example.cfg File Appendix C StorNext Files Page Page Page Page Page Fsmlist a list of Snfs file systems that have been serviced Commonly Used Snfs Files Cvlog debug and runtime messages Cvapi.c a sample API application Quality of Service Guide Overview Active vs. Passive Supported Platforms Configuration Unit of I/OConverting MB/sec to I/O/ sec Name Description Default Rtio Upper Bound Reserve Token Timeouts Real-time I/O SetRtio Oversubscription Handles Ungated files Non-gated files Callbacks Calculating AvailableAll internal calculations are done in terms of I/O/sec Callback Flow for Initial Rtio Request Callback Failures Tokens With the new token in Step , assume the stripe group is already in real-time mode as aNew token amount in Steps 2-3. The clients respond in Steps Failure Semantics FSM Failures Client Failures Client Token Releases MonitoringReal-time I/O available Send out callbacks to other clients Sharing Disk Resources