System Administration Guide: Devices and File Systems

About This Book

System Administration Guide: Devices and File Systems is part of a set that includes a significant part of the Oracle Solaris system administration information. This guide contains information for both SPARC based and x86 based systems.

This book assumes you have completed the following tasks:

For the Oracle Solaris 10 releases, new features of interest to system administrators are covered in sections called What's New in ... ? in the appropriate chapters.

Note –

This Oracle Solaris release supports systems that use the SPARC and x86 families of processor architectures. The supported systems appear in the Solaris 10 Hardware Compatibility List at This document cites any implementation differences between the platform types.

In this document these x86 terms mean the following:

For supported systems, see the Solaris 10 Hardware Compatibility List.

Note –

Sun is not responsible for the availability of third-party web sites mentioned in this document. Sun does not endorse and is not responsible or liable for any content, advertising, products, or other materials that are available on or through such sites or resources. Sun will not be responsible or liable for any actual or alleged damage or loss caused by or in connection with the use of or reliance on any such content, goods, or services that are available on or through such sites or resources.

Who Should Use This Book

This book is intended for anyone responsible for administering one or more systems running the Solaris Oracle Solaris 10 release. To use this book, you should have 1–2 years of UNIX system administration experience. Attending UNIX system administration training courses might be helpful.

How the System Administration Guides Are Organized

Here is a list of the topics that are covered by the System Administration Guides.

Book Title 


System Administration Guide: Basic Administration

User accounts and groups, server and client support, shutting down and booting a system, and managing services 

System Administration Guide: Advanced Administration

Terminals and modems, system resources (disk quotas, accounting, and crontabs), system processes, and troubleshooting Oracle Solaris software problems 

System Administration Guide: Devices and File Systems

Removable media, disks and devices, file systems, and backing up and restoring data 

System Administration Guide: IP Services

TCP/IP network administration, IPv4 and IPv6 address administration, DHCP, IPsec, IKE, Solaris IP filter, Mobile IP, IP network multipathing (IPMP), and IPQoS 

System Administration Guide: Naming and Directory Services (DNS, NIS, and LDAP)

DNS, NIS, and LDAP naming and directory services, including transitioning from NIS to LDAP and transitioning from NIS+ to LDAP 

System Administration Guide: Naming and Directory Services (NIS+)

NIS+ naming and directory services 

System Administration Guide: Network Services

Web cache servers, time-related services, network file systems (NFS and autofs), mail, SLP, and PPP 

System Administration Guide: Printing

Printing topics and tasks, using services, tools, protocols, and technologies to set up and administer printing services and printers 

System Administration Guide: Security Services

Auditing, device management, file security, BART, Kerberos services, PAM, Solaris Cryptographic Framework, privileges, RBAC, SASL, and Solaris Secure Shell 

System Administration Guide: Oracle Solaris Containers-Resource Management and Oracle Solaris Zones

Resource management topics projects and tasks, extended accounting, resource controls, fair share scheduler (FSS), physical memory control using the resource capping daemon (rcapd), and resource pools; virtualization using Solaris Zones software partitioning technology and lx branded zones

Oracle Solaris ZFS Administration Guide

ZFS storage pool and file system creation and management, snapshots, clones, backups, using access control lists (ACLs) to protect ZFS files, using ZFS on a Solaris system with zones installed, emulated volumes, and troubleshooting and data recovery 

Oracle Solaris Trusted Extensions Administrator’s Procedures

System administration that is specific to the Oracle Solaris' Trusted Extensions feature 

Oracle Solaris Trusted Extensions Configuration Guide

Starting with the Solaris 10 5/08 release, describes how to plan for, enable, and initially configure the Oracle Solaris' Trusted Extensions feature 

Documentation, Support, and Training

See the following web sites for additional resources:

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What Typographic Conventions Mean

The following table describes the typographic conventions used in this book.

Table P–1 Typographic Conventions

Typeface or Symbol 




The names of commands, files, and directories; on screen computer output 

Edit your .login file.

Use ls -a to list all files.

machine_name% you have mail.


What you type, contrasted with on screen computer output 

machine_name% su


Command-line placeholder: replace with a real name or value 

To delete a file, type rm filename.


Book titles, new words or terms, or words to be emphasized 

Read Chapter 6 in User's Guide.

These are called class options.

Do not save changes yet.

Shell Prompts in Command Examples

The following table shows the default system prompt and superuser prompt for the C shell, Bourne shell, and Korn shell.

Table P–2 Shell Prompts



C shell prompt 


C shell superuser prompt 


Bourne shell and Korn shell prompt 


Bourne shell and Korn shell superuser prompt