Commands for Managing Network File Systems

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Managing Network File Systems in Oracle^® Solaris 11.2

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Managing Network File Systems in Oracle^® Solaris 11.2

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Chapter 1 About Network File Systems

About the NFS Service

About Autofs

NFS Terminology

NFS Servers and Clients

NFS File Systems

Features of the NFS Service

NFS Version 2 Protocol

NFS Version 3 Protocol

NFS Version 4 Protocol

Controlling NFS Versions

NFS ACL Support

NFS Over TCP

NFS Over UDP

Overview of NFS Over RDMA

Network Lock Manager and NFS

NFS Large File Support

NFS Client Failover

Kerberos Support for the NFS Service

WebNFS Support

RPCSEC_GSS Security Flavor

Extensions for NFS Mounting

Security Negotiation for the WebNFS Service

NFS Server Logging

Autofs Features

Significant Changes in the Oracle Solaris 11 Release

Chapter 2 Network File System Features

How the NFS Service Works

NFS Over RDMA

Version Negotiation in NFS

Features in NFS Version 4

Unsharing and Resharing a File System in NFS Version 4

File System Namespace in NFS Version 4

Volatile File Handles in NFS Version 4

Client Recovery in NFS Version 4

OPEN Share Support in NFS Version 4

Delegation in NFS Version 4

ACLs and nfsmapid in NFS Version 4

ID Mapping Problems

Checking for Unmapped User IDs or Group IDs

UDP and TCP Negotiation

File Transfer Size Negotiation

How File Systems Are Mounted in NFS Version 3

Effects of the public Option and NFS URLs When Mounting

Client-Side Failover

What Is a Replicated File System?

Failover and NFS Locking

Client-Side Failover in NFS Version 4

How NFS Server Logging Works

How the WebNFS Service Works

How WebNFS Security Negotiation Works

WebNFS Limitations With Web Browser Use

Secure NFS Systems

Secure RPC

DH Authentication

Using Secure RPC With NFS

How Mirror Mounts Work

Mounting a File System Using Mirror Mounts

Unmounting a File System Using Mirror Mounts

How NFS Referrals Work

When to Use NFS Referrals

Creating an NFS Referral

Removing an NFS Referral

How Autofs Works

How Autofs Navigates Through the Network (Maps)

How Autofs Starts the Navigation Process (Master Map)

Autofs Mount Process

Simple Autofs Mount

Hierarchical Mounting

Autofs Unmounting

How Autofs Selects the Nearest Read-Only Files for Clients (Multiple Locations)

Autofs and Weighting

Variables in an Autofs Map Entry

Maps That Refer to Other Maps

Executable Autofs Maps

Default Autofs Behavior With Name Services

Autofs Reference

Autofs and Metacharacters

Ampersand (&)

Asterisk (*)

Autofs and Special Characters

Chapter 3 Administering Network File Systems

About Administering Network File Systems

Automatic File System Sharing

File System Sharing (Task Map)

How to Set Up Automatic File System Sharing

How to Enable NFS Server Logging

Mounting File Systems

Mounting File Systems (Task Map)

How to Mount a File System at Boot Time

How to Mount a File System From the Command Line

Mounting With the Automounter

How to Mount All File Systems From a Server

How to Use Client-Side Failover

How to Disable Mount Access for One Client

How to Mount an NFS File System Through a Firewall

Mount an NFS File System by Using an NFS URL

How to Mount an NFS File System by Using an NFS URL

Displaying Information About File Systems Available for Mounting

Setting Up the NFS Service

Starting and Stopping the NFS Service

Starting and Stopping the Automounter

Selecting Different Versions of NFS

How to Select Different Versions of NFS on a Server

How to Select Different Versions of NFS on a Client

How to Use the mount Command to Select Different Versions of NFS on a Client

Administering the Secure NFS System

How to Set Up a Secure NFS Environment With DH Authentication

Administering WebNFS

Planning for WebNFS Access

How to Enable WebNFS Access

Accessing an NFS URL by Using a Browser

Enabling WebNFS Access Through a Firewall

Administering NFS Referrals

How to Create and Access an NFS Referral

How to Remove an NFS Referral

Administering FedFS

Set Up a DNS Record for a FedFS Server

How to Create a Namespace Database

How to Use a Secured Connection to the NSDB

How to Create a FedFS Referral

Chapter 4 Administering Autofs

Autofs Administration

Using SMF Parameters to Configure Your Autofs Environment

How to Configure Your Autofs Environment Using SMF Parameters

Administrative Tasks Involving Maps

Modifying the Maps

How to Modify the Master Map

How to Modify Indirect Maps

How to Modify Direct Maps

Avoiding Mount Point Conflicts

Accessing Non-NFS File Systems

Customizing the Automounter

Setting Up a Common View of /home

How to Set Up /home With Multiple Home Directory File Systems

How to Consolidate Project-Related Files Under a Common Directory

How to Set Up Different Architectures to Access a Shared Namespace

How to Support Incompatible Client Operating System Versions

How to Replicate Shared Files Across Several Servers

Autofs Security Restrictions

How to Apply Autofs Security Restrictions

How to Use a Public File Handle With Autofs

How to Use NFS URLs With Autofs

Disabling Autofs Browsability

How to Completely Disable Autofs Browsability on a Single NFS Client

How to Disable Autofs Browsability for All Clients

How to Disable Autofs Browsability on a Selected File System

Chapter 5 Commands for Managing Network File Systems

mount Options for NFS File Systems

Using the mount Command

NFS-Specific share Options

Setting Access Lists With the share Command

Chapter 6 Troubleshooting Network File Systems

Strategies for NFS Troubleshooting

Commands for Troubleshooting NFS Problems

NFS Troubleshooting Procedures

How to Check Connectivity on an NFS Client

How to Check the NFS Server Remotely

How to Verify the NFS Service on the Server

How to Restart NFS Service

Identifying the Host Providing the NFS Service

How to Verify Options Used With the mount Command

Troubleshooting Autofs

Error Messages Generated by automount v

Miscellaneous Error Messages

Other Errors With Autofs

NFS Error Messages

Chapter 7 Accessing Network File Systems

NFS Files

/etc/default/nfslogd File

/etc/nfs/nfslog.conf File

Configuration Files and the nfsmapid Daemon

Precedence Rules

nfsmapid and DNS TXT Records

Checking for the NFS Version 4 Domain

Configuring the NFS Version 4 Default Domain

Configuring an NFS Version 4 Default Domain in the Oracle Solaris 11 Release

Configuring an NFS Version 4 Default Domain in the Solaris 10 Release

Additional Information About nfsmapid

reparsed Daemon

statd Daemon

Index

Index Numbers and Symbols

Language:

Chapter 5

This chapter describes the command-line utilities that are used to manage network file systems.

This chapter contains the following topics:

NFS Commands
FedFS Commands

Note - If your system has zones enabled and you want to use this feature in a non-global zone, see Introduction to Oracle Solaris Zones .