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Outline

Introduction

26

Device Drivers

26

Physical Device Name

27

Device Autoconfiguration

33

USB Devices

35

Instance Names

37

Major and Minor Device Numbers

40

Logical Device Name

42

Block and Raw Devices

46

A File System Defined

47

Defining a Disk's Geometry

48

Disk Controllers

49

Defect List

49

Disk Labels

49

Partition Tables

51

Solaris File System Types

51

Disk-Based File Systems

51

Network-Based File Systems

52

Virtual File Systems

52

Disk Slices

54

Displaying Disk Configuration Information

56

Using the format Utility to Create Slices

58

The Free Hog Slice

66

Using the format Utility to Modify Partitions

66

Using the Solaris Management Console Disks Tool

68

Recovering Disk Partition Information

74

Logical Volumes

75

Parts of a UFS

75

The Root (/) File System

78

Soft (Symbolic) Links

83

Hard Links

85

Removing a Link

87

Components of the UFS

87

The Boot Block

88

The Superblock

88

Cylinder Groups

89

The inode

89

The Storage Block

90

Free Blocks

90

Creating a UFS

90

Understanding Custom File System Parameters

92

Logical Block Size

93

Fragment Size

93

Minimum Free Space

94

Optimization Type

95

Number of inodes and Bytes per inode

95

The mkfs Command

95

The fstyp Command

98

File System Operations

99

Synchronizing a File System

99

Repairing File Systems

100

Determining Whether a File System Needs Checking

102

Running fsck Manually

102

The labelit Command

104

The volcopy Command

104

Tuning File Systems

106

Mounting File Systems

108

Mounting a File System with Large Files

113

Mounting a File System with UFS Logging Enabled

114

Unmounting a File System

114

The fuser Command

115

/etc/mnttab

116

Creating an Entry in the /etc/vfstab File to Mount File Systems

118

Volume Management

120

Using Volume Management

128

Troubleshooting Volume Manager

129

Displaying a File System's Disk Space Usage

131

Displaying Directory Size Information

135

Information on File Systems

136

Controlling User Disk Space Usage

138

The quot Command

139

Summary

141



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