Sun StorEdge QFS and Sun StorEdge SAM-FS File System Administration Guide
Release 4.1
817-4091-10
Contents |
Accessing Sun Documentation Online
Contacting Sun Technical Support
Support for Paged and Direct I/O
Application Programming Interface Routines
Adjustable Disk Allocation Unit
Support for Multiple Striped Groups
Sun StorEdge QFS Shared File System Support
General System Administrator Commands
Inode Files and File Characteristics
File Attributes and File States
User-Specified File Attributes
Specifying Disk Allocation Units and Stripe Widths
DAU Settings and File System Geometry
Sun StorEdge SAM-FS Stripe Widths
Sun StorEdge QFS Stripe Widths - Not Using Striped Groups
Sun StorEdge QFS Stripe Widths - Using Striped Groups
Sun StorEdge QFS Data Alignment
Stripe Widths on Metadata Disks
Striped Groups (Sun StorEdge QFS File Systems Only)
Mismatched Striped Groups (Sun StorEdge QFS File Systems Only)
The Equipment Identifier Field
The Additional Parameters Field
Sun StorEdge SAM-FS Volume Management Example
Sun StorEdge QFS and Sun SAM-QFS Volume Management Examples
Interactions Between File Settings, Options, and Directives
To Create a Sun StorEdge QFS Round-Robin Disk Configuration
To Create a Sun StorEdge SAM-FS Round-Robin Disk Configuration
To Create a Sun StorEdge QFS Striped Disk Configuration
To Create a Sun StorEdge SAM-FS Striped Disk Configuration
To Create a Sun StorEdge QFS Striped Groups Configuration
Propagating Configuration File Changes to the System
To Change archiver.cmd(4) or stager.cmd(4) Information
To Change mcf(4) or defaults.conf(4) Information in a Sun StorEdge QFS Environment
To Change mcf(4) or defaults.conf(4) File System Information in a Sun StorEdge SAM-FS or Sun SAM-QFS Environment
To Change mcf(4) or defaults.conf(4) Removable Media Drive Information
To Unmount Sun StorEdge SAM-FS and Sun SAM-QFS File Systems
Checking File System Integrity and Repairing File Systems
Preserving Information for an Upgrade
Preparing for a Hardware Device Upgrade
Adding Disk Cache to a File System
To Add Disk Cache to a File System
Replacing Disks in a File System
To Back Up and Recreate a File System
To Upgrade Your Solaris OS in a Sun StorEdge SAM-FS or Sun SAM-QFS Environment
To Upgrade Your Solaris OS in a Sun StorEdge QFS Environment
5. Sun StorEdge QFS Shared File System
Operating System and Hardware Requirements
Sun StorEdge QFS Release Levels
Failover Requirements (Sun SAM-QFS Environment)
Configuring the Sun StorEdge QFS Shared File System
To Review the Configuration Requirements
To Configure the Metadata Server
To Enable Access to Archive Media and the Media Catalog (Optional)
Mounting and Unmounting Sun StorEdge QFS Shared File Systems
To Mount a Sun StorEdge QFS Shared File System
To Unmount a Sun StorEdge QFS Shared File System
Adding and Removing a Client Host
Changing the Metadata Server (Sun StorEdge QFS Environment)
To Change the Metadata Server When the Metadata Server is Up
To Change the Metadata Server When the Metadata Server is Down
Mount Options in a Sun StorEdge QFS Shared File System
Mounting in the Background: the bg Option
Reattempting a File System Mount: the retry Option
Declaring a Sun StorEdge QFS Shared File System: the shared Option
Tuning Allocation Sizes: the minallocsz=n and maxallocsz=n Options
Using Leases in a Sun StorEdge QFS Shared File System: the rdlease=n, wrlease=n, and aplease=n Options
Enabling Multiple Host Reads and Writes: the mh_write Option
Setting the Number of Concurrent Threads: the nstreams=n Option
Retaining Cached Attributes: the meta_timeo=n Option
Specifying Striped Allocation: the stripe Option
Specifying the Frequency With Which Metadata is Written: the sync_meta=n Option
Mount Semantics in a Sun StorEdge QFS Shared File System
File Locking in a Sun StorEdge QFS Shared File System
Troubleshooting a Failed or Hung sammkfs(1M) or mount(1M) Command
Recovering a Failed sammkfs(1M) Command
To Verify the mcf(4) File and Propagate mcf(4) File Changes to the System
Recovering a Failed mount(1M) Command
To Verify that the File System can be Mounted
To Use the samfsinfo(1M) and samsharefs(1M) Commands
To Use the samfsconfig(1M) Command
Recovering a Hung mount(1M) Command
To Verify that the Client Can Reach the Server (Optional)
To Verify that the Server Can Reach the Client (Optional)
To Examine the sam-sharefsd Trace Log (Optional)
6. Using the samu(1M) Operator Utility
To Access Online Help From a Display Screen
(c) - Device Configuration Display
(d) - Daemon Trace Controls Display
(F) - Optical Disk Label Display
(J) - Preview Shared Memory Display
(K) - Kernel Statistics Display
(m) - Mass Storage Status Display
(N) - File System Parameters Display
(o) - Optical Disk Status Display
(p) - Removable Media Load Requests Display
(r) - Removable Media Status Display
(R) - Sun SAM-Remote Information Display
(t) - Tape Drive Status Display
(v) - Automated Library Catalog Display
Removable Media Device Display Status Codes
File System Display Status Codes
Operator Display Device States
To Change a Drive State from down to on
To Change a Drive State from on to down
SAM Commands -- Archiver Control
The :hwm_archive eq and :nohwm_archive eq Commands
The :thresh eq high low Command
SAM Commands -- Releaser Control
The :maxpartial eq value Command
SAM Commands -- Stager Control
The :partial_stage eq value Command
The :stage_flush_behind eq value Command
The :stage_n_window eq value Command
The :stage_retries eq value Command
File System Commands -- I/O Management
The :flush_behind eq value Command
The :force_nfs_async eq and :noforce_nfs_async eq Commands
The :readahead eq contig Command
The :sw_raid eq and :nosw_raid eq Commands
The :writebehind eq contig Command
The :wr_throttle eq value Command
File System Commands -- Direct I/O Management
The :dio_rd_form_min eq value and :dio_wr_form_min eq value Commands
The :dio_rd_ill_min eq value and :dio_wr_ill_min eq value Commands
The :dio_rd_consec eq value and :dio_wr_consec eq value Commands
The :forcedirectio eq and :noforcedirectio eq Commands
File System Commands -- Sun StorEdge QFS Shared File Systems
The :meta_timeo eq interval Command
The :mhwrite eq and :nomh_write eq Commands
The :minallocsz eq value and :maxallocsz eq value Commands
The :rdlease eq interval, :wrlease eq interval, and :aplease eq interval Commands
File System Commands - Miscellaneous
The :invalid eq interval Command
The :mm_stripe eq value Command (Sun StorEdge QFS File Systems Only)
The :qwrite eq and :noqwrite eq Commands (Sun StorEdge QFS File Systems Only)
The :refresh_at_eof eq and :norefresh_at_eof eq Commands (Sun StorEdge QFS File Systems Only)
The :setuid eq and :nosetuid eq Commands
The :sync_meta eq value Command
The :trace eq and :notrace eq Commands
The :audit [ -e ] eq [ :slot [ :side ]] Commands
The :export eq:slot and :export mt.vsn Commands
The :load eq:slot [ :side ] and :load mt.vsn Commands
The :priority pid newpri Command
The :clear vsn [ index ] Command
The :devlog eq [ option ] Command
The :snap [ filename ] Command
Types of Quotas, Quota Files, and Quota Records
Guidelines for Setting Up Quotas
To Configure a New File System to Use Quotas
To Configure an Existing File System to Use Quotas
To Assign Admin Set IDs to Directories and Files
To Enable Default Quota Values for Users, Groups, or Admin Sets
To Enable Limits for Users, Groups, or Admin Sets
To Enable or Change Limits for Users, Groups, or Admin Sets Using an Existing Quota File
Changing the Grace Period Expiration
To Inhibit Additional File System Resource Allocations
To Remove a File System's Quotas
Daemons, Processes, and Tracing
Determining Which Processes Are Being Traced
Using the setfa(1) Command to Set File Attributes
Selecting File Attributes for Files and Directories
Selecting a File Allocation Method and Stripe Width
Selecting a Striped Group Device
To Enable the SAN-QFS File System
Expanding SAN-QFS File Systems
SAN-QFS Shared File System and Sun StorEdge QFS Shared File System Comparison
Increasing Large File Transfer Performance
To Increase File Transfer Performance
Tuning the Number of Inodes and the Inode Hash Table
When to Set the ninodes and nhino Parameters
Copyright © 2004, Sun Microsystems, Inc. All rights reserved.