AIX Version 4.3 System Management Guide: Operating System and Devices

<body bgcolor="fcfbf0"> <center> <font color="#a62a2a" size="+2"> </font> </center> <hr> <H1><a href="fifth.htm">First Edition (October 1997)</a></H1> <H1><a href="trademarks.htm">Trademarks and Acknowledgements</a></H1> <H1><a href="about.htm">About This Book </a></H1> <H2><a href="about.htm#A1211160516vick">Who Should Use This Book</a></H2> <H1><a href="note.htm">Note to Users</a></H1> <H2><a href="note.htm#BD72455354mart">Legal Notice to Users Issued by Sun Microsystems, Inc.</a></H2> <H1><a href="Ch1.htm">Chapter 1. System Management with AIX</a></H1> <H2><a href="Ch1.htm#CE13340208vick">The System Administrator's Objectives</a></H2> <H1><a href="Ch2.htm">Chapter 2. Starting and Stopping the System</a></H1> <H2><a href="starting.htm">Starting the System</a></H2> <H2><a href="under_boot.htm">Understanding the Boot Process</a></H2> <H2><a href="under_sys.htm">Understanding System Boot Processing</a></H2> <H2><a href="under_svc.htm">Understanding the Service Boot Process</a></H2> <H2><a href="under_ram.htm">Understanding the RAM File System</a></H2> <H2><a href="boot_unin.htm">Booting an Uninstalled System</a></H2> <H2><a href="rebooting.htm">Rebooting a Running System</a></H2> <H2><a href="boot_hard.htm">Booting from Hard Disk for Maintenance</a></H2> <H2><a href="boot_crash.htm">Booting a System That Crashed</a></H2> <H2><a href="accessing.htm">Accessing a System That Will Not Boot</a></H2> <H2><a href="reboot_plan.htm">Rebooting a System With Planar Graphics</a></H2> <H2><a href="diagnosing.htm">Diagnosing Boot Problems</a></H2> <H2><a href="create_boot.htm">Creating Boot Images</a></H2> <H2><a href="ident_sys.htm">Identifying System Run Levels</a></H2> <H2><a href="change_sys.htm">Changing System Run Levels</a></H2> <H2><a href="change_init.htm">Changing the /etc/inittab File</a></H2> <H2><a href="stop_sys.htm">Stopping the System</a></H2> <H2><a href="under_shutdown.htm">Understanding the Shutdown Process</a></H2> <H2><a href="shut_down.htm">Shutting Down the System</a></H2> <H2><a href="shut_single.htm">Shutting Down the System to Single-User Mode</a></H2> <H2><a href="emergency_shut.htm">Shutting Down the System in an Emergency</a></H2> <H1><a href="Ch3.htm">Chapter 3. Security</a></H1> <H2><a href="security_admin.htm">Security Administration</a></H2> <H2><a href="system_security.htm">System Security Guidelines</a></H2> <H2><a href="security_setup.htm">Setting Up and Maintaining System Security</a></H2> <H2><a href="tcb.htm">Trusted Computing Base Overview</a></H2> <H2><a href="manage_protected.htm">Managing Protected Resources with Access Control</a></H2> <H2><a href="audit.htm">Auditing Overview</a></H2> <H2><a href="audit_setup.htm">Setting Up Auditing</a></H2> <H1><a href="Ch4.htm">Chapter 4. Administrative Roles</a></H1> <H2><a href="Ch4.htm#UxAqo1d7vick">Roles Overview</a></H2> <H2><a href="setting_roles.htm">Setting Up and Maintaining Roles</a></H2> <H2><a href="authoriz.htm">Working with Authorizations</a></H2> <H2><a href="mng_backup.htm">Managing Backup and Restore Roles</a></H2> <H1><a href="Ch5.htm">Chapter 5. Managing Users and Groups</a></H1> <H2><a href="quota_overview.htm">Disk Quota System Overview</a></H2> <H2><a href="quota_setup.htm">Setting Up the Disk Quota System</a></H2> <H1><a href="Ch6.htm">Chapter 6. Logical Volumes</a></H1> <H2><a href="lvm_overview.htm">Logical Volume Storage Overview</a></H2> <H2><a href="vol_strat.htm">Developing a Volume Group Strategy</a></H2> <H2><a href="lvm_strat.htm">Developing a Logical Volume Strategy</a></H2> <H2><a href="lvm_manage.htm">Managing Logical Volume Storage</a></H2> <H2><a href="vol_group_pol.htm">Implementing Volume Group Policies</a></H2> <H2><a href="rootvg_reduce.htm">Reducing the File System Size in the rootvg Volume Group</a></H2> <H2><a href="conf_disk_drive.htm">Configuring a Disk Drive</a></H2> <H2><a href="repl_disk_drive.htm">Replacing a Disk When the Volume Group Consists of One Disk</a></H2> <H2><a href="phys_vol.htm">Making an Available Disk a Physical Volume</a></H2> <H2><a href="migrate_phys_vol.htm">Migrating the Contents of a Physical Volume</a></H2> <H2><a href="vol_group_import.htm">Importing or Exporting a Volume Group</a></H2> <H2><a href="vol_group_nonquorum.htm">Changing a Volume Group to Nonquorum Status</a></H2> <H2><a href="fs_log_create.htm">Creating a File System Log on a Dedicated Disk for a User-Defined Volume Group</a></H2> <H2><a href="lvm_change.htm">Changing the Name of a Logical Volume</a></H2> <H2><a href="lvm_remove.htm">Removing a Logical Volume</a></H2> <H2><a href="raw_lvm_define.htm">Defining a Raw Logical Volume for an Application</a></H2> <H2><a href="disk_drive_recover.htm">Recovering from Disk Drive Problems</a></H2> <H2><a href="synchron.htm">Synchronizing the Device Configuration Database </a></H2> <H2><a href="remov_disk.htm">Using Removable Disk Management</a></H2> <H2><a href="remov_hot.htm">Removing a Disk with Data Using the Hot Removability Feature</a></H2> <H2><a href="remove_hot_without.htm">Removing a Disk without Data Using the Hot Removability Feature</a></H2> <H2><a href="add_hot.htm">Adding a Disk Using the Hot Removability Feature</a></H2> <H2><a href="recover_not.htm">Recovering from Disk Failure Using the Hot Removability Feature</a></H2> <H2><a href="lvm_warn.htm">Logical Volume Manager Limitation Warnings</a></H2> <H1><a href="Ch7.htm">Chapter 7. File Systems</a></H1> <H2><a href="fs_overview.htm">File Systems Overview</a></H2> <H2><a href="fs_overview.htm#Kz7330marc">File System Types</a></H2> <H2><a href="file_tree_under.htm">Understanding the File Tree</a></H2> <H2><a href="root_fs_under.htm">Understanding the Root File System</a></H2> <H2><a href="usr_fs_under.htm">Understanding the /usr File System</a></H2> <H2><a href="share_under.htm">Understanding the /usr/share Directory</a></H2> <H2><a href="var_fs_under.htm">Understanding the /var File System</a></H2> <H2><a href="export_under.htm">Understanding the /export Directory</a></H2> <H2><a href="compress_under.htm">Understanding Data Compression</a></H2> <H2><a href="frag_under.htm">Understanding Fragments and a Variable Number of I-Nodes</a></H2> <H2><a href="jfs_size_under.htm">Understanding Journaled File System Size Limitations</a></H2> <H2><a href="lg_files_under.htm">Understanding Large Files</a></H2> <H2><a href="fs_manage.htm">Managing File Systems</a></H2> <H2><a href="fs_verify.htm">Verifying File Systems</a></H2> <H2><a href="mount_overview.htm">Mounting Overview</a></H2> <H2><a href="fs_mount.htm">Mounting or Unmounting a File System</a></H2> <H2><a href="fs_group_mount.htm">Mounting or Unmounting a Group of File Systems</a></H2> <H2><a href="fs_rw.htm">Using File Systems on Read/Write Optical Media</a></H2> <H2><a href="mount_sec_under.htm">Understanding Mount Security for Diskless Workstations</a></H2> <H2><a href="over_fix.htm">Fixing Disk Overflows</a></H2> <H2><a href="damage_fix.htm">Fixing a Damaged File System</a></H2> <H2><a href="fs_recover.htm">Recovering from File System, Disk Drive, or Controller Failure</a></H2> <H2><a href="disk_reform.htm">Reformatting a Disk Drive</a></H2> <H2><a href="disk_more_space.htm">Getting More Space on a Disk Drive</a></H2> <H1><a href="Ch8.htm">Chapter 8. Paging Space and Virtual Memory</a></H1> <H2><a href="pag_overview.htm">Paging Space Overview</a></H2> <H2><a href="pag_space_mng.htm">Managing Paging Spaces</a></H2> <H2><a href="pag_space_under.htm">Understanding Paging Space Allocation Policies</a></H2> <H2><a href="pag_space_add.htm">Adding and Activating a Paging Space</a></H2> <H2><a href="pag_space_change.htm">Changing or Removing a Paging Space</a></H2> <H2><a href="pag_space_resiz.htm">Resizing or Moving the hd6 Paging Space</a></H2> <H2><a href="vmm_overview.htm">Virtual Memory Manager (VMM) Overview</a></H2> <H1><a href="Ch9.htm">Chapter 9. Backup and Restore</a></H1> <H2><a href="backup_overview.htm">Backup Overview</a></H2> <H2><a href="backup_strat.htm">Developing a Backup Strategy</a></H2> <H2><a href="compress.htm">Compressing Files</a></H2> <H2><a href="backup_usr.htm">Backing Up User Files or File Systems</a></H2> <H2><a href="backup_your.htm">Backing Up the System Image and User-Defined Volume Groups</a></H2> <H2><a href="backup_sched.htm">Implementing Scheduled Backups</a></H2> <H2><a href="restore.htm">Restoring from Backup Image Individual User Files</a></H2> <H1><a href="Ch10.htm">Chapter 10. System Environment</a></H1> <H2><a href="profile_overview.htm">Profiles Overview</a></H2> <H2><a href="date_time.htm">Changing the System Date and Time</a></H2> <H2><a href="mod.htm">Changing the Message of the Day</a></H2> <H2><a href="tdms.htm">List of Time Data Manipulation Services</a></H2> <H2><a href="unix95.htm">Understanding AIX Support for the X/Open UNIX95 Specification</a></H2> <H1><a href="Ch11.htm">Chapter 11. National Language Support</a></H1> <H2><a href="nls_overview.htm">National Language Support Overview</a></H2> <H2><a href="locale_overview.htm">Locale Overview</a></H2> <H2><a href="locale.htm">Understanding Locale</a></H2> <H2><a href="locale_cat.htm">Understanding Locale Categories</a></H2> <H2><a href="locale_env.htm">Understanding Locale Environment Variables</a></H2> <H2><a href="locale_def.htm">Understanding the Locale Definition Source File</a></H2> <H2><a href="charmap.htm">Understanding the Character Set Description (charmap) Source File</a></H2> <H2><a href="locale_change.htm">Changing Your Locale</a></H2> <H2><a href="collation.htm">Creating a New Collation Order</a></H2> <H2><a href="convert.htm">Converters Overview</a></H2> <H2><a href="msg_fac.htm">Message Facility Overview</a></H2> <H2><a href="nls_dev.htm">National Language Support Overview for Devices</a></H2> <H2><a href="lang_change.htm">Changing the Language Environment</a></H2> <H2><a href="keyboard_change.htm">Changing the Default Keyboard Map</a></H2> <H2><a href="nls_comm.htm">List of National Language Support Commands and Files</a></H2> <H1><a href="Ch12.htm#CFE225E628acke">Chapter 12. Process Management</a></H1> <H2><a href="Ch12.htm#CFE225F717acke">Process Monitoring</a></H2> <H2><a href="Ch12.htm#CFE2268274acke">Process-Priority Alteration</a></H2> <H2><a href="Ch12.htm#CFE2268636acke">Process Termination</a></H2> <H2><a href="Ch12.htm#D7F502B160meki">Binding or Unbinding a Process</a></H2> <H2><a href="Ch12.htm#D7F502B415meki">Prerequisite</a></H2> <H1><a href="Ch13.htm">Chapter 13. System Resource Controller and Subsystems</a></H1> <H2><a href="sys_res_overview.htm">System Resource Controller Overview</a></H2> <H2><a href="sys_resource_start.htm">Starting the System Resource Controller</a></H2> <H2><a href="subsys_start_stop.htm">Starting or Stopping a Subsystem, Subsystem Group, or Subserver</a></H2> <H2><a href="subsys_display.htm">Displaying the Status of a Subsystem or Subsystems</a></H2> <H2><a href="subsys_refresh.htm#A44F26b">Refreshing a Subsystem or Subsystem Group</a></H2> <H2><a href="subsys_turn.htm">Turning On or Off Subsystem, Subsystem Group, or Subserver Tracing</a></H2> <H1><a href="Ch14.htm">Chapter 14. System Accounting</a></H1> <H2><a href="acct_overview.htm">Accounting Overview</a></H2> <H2><a href="acct_set.htm">Setting Up an Accounting System </a></H2> <H2><a href="acct_reports.htm">Generating System Accounting Reports</a></H2> <H2><a href="sysactiv_reports.htm">Generating Reports on System Activity</a></H2> <H2><a href="acct_summ.htm">Summarizing Accounting Records</a></H2> <H2><a href="runacct_start.htm">Starting the runacct Command</a></H2> <H2><a href="runacct_restart.htm">Restarting the runacct Command</a></H2> <H2><a href="sys_activ.htm">Showing System Activity</a></H2> <H2><a href="sys_activ_run.htm">Showing System Activity While Running a Command</a></H2> <H2><a href="process_time.htm">Showing Process Time</a></H2> <H2><a href="cpu.htm">Showing CPU Usage</a></H2> <H2><a href="connect_time_use.htm">Showing Connect Time Usage</a></H2> <H2><a href="disk_space_util.htm">Showing Disk Space Utilization</a></H2> <H2><a href="printer_use.htm">Showing Printer Usage</a></H2> <H2><a href="tacct.htm">Fixing tacct Errors</a></H2> <H2><a href="wtmp.htm">Fixing wtmp Errors</a></H2> <H2><a href="gen_acct_fix.htm">Fixing General Accounting Problems</a></H2> <H2><a href="locking_activ.htm">Displaying Locking Activity</a></H2> <H1><a href="websm.htm">Chapter 15. Setting Up and Running Web-based System Manager</a></H1> <H2><a href="websm_standalone.htm">Stand-Alone Web-based System Manager</a></H2> <H2><a href="websm_client_server.htm">Client-Server Web-based System Manager</a></H2> <H2><a href="websm_security.htm">Web-based System Manager Security</a></H2> <H1><a href="Ch16.htm">Chapter 16. System Management Interface Tool</a></H1> <H2><a href="smit_overview.htm">System Management Interface Tool (SMIT): Overview</a></H2> <H2><a href="smit_fastpath.htm">Using Fast Paths in SMIT</a></H2> <H1><a href="Ch17.htm">Chapter 17. Managing the AIX Common Desktop Environment</a></H1> <H2><a href="cde_start.htm">Starting and Stopping the AIX Common Desktop Environment</a></H2> <H2><a href="cde_profile.htm">Modifying Desktop Profiles</a></H2> <H2><a href="cde_display.htm">Adding and Removing Displays and Terminals for AIX Common Desktop Environment</a></H2> <H2><a href="cde_custom.htm">Customizing Display Devices for AIX Common Desktop Environment </a></H2> <H1><a href="dss.htm">Chapter 18. Documentation Search Service</a></H1> <H2><a href="dss_install.htm">Installation and Configuration</a></H2> <H2><a href="dss_index.htm">Documents and Indexes</a></H2> <H2><a href="dss_advanced.htm">Advanced Topics</a></H2> <H2><a href="dss_problems.htm">Problem Determination</a></H2> <H1><a href="Ch18.htm#F59FC93899vick">Chapter 19. Managing Power Management</a></H1> <H2><a href="Ch18.htm#F59FC95816vick">Prerequisite</a></H2> <H2><a href="pow_mgmt_limit.htm">Power Management Limitation Warnings</a></H2> <H1><a href="Ch19.htm#A278A9677">Chapter 20. Devices</a></H1> <H2><a href="Ch19.htm#D15D46D296diet">Device Nodes</a></H2> <H2><a href="loc_codes.htm">Location Codes</a></H2> <H2><a href="dev_inst_overview.htm">Device Installation Overview</a></H2> <H2><a href="scsi_inst.htm">Installing a SCSI Device</a></H2> <H2><a href="ident_inst.htm">Installing an IDE Device</a></H2> <H2><a href="opt_config.htm">Configuring a Read/Write Optical Drive</a></H2> <H1><a href="Ch20.htm">Chapter 21. Tape Drives</a></H1> <H2><a href="tape_attr.htm#A4B8F1D378virg">Tape Drive Attributes</a></H2> <H2><a href="tape_special.htm">Special Files for Tape Drives</a></H2> <H1><a href="Appa.htm">Appendix A. AIX for BSD System Managers</a></H1> <H2><a href="appa_overview.htm">AIX for BSD System Managers Overview </a></H2> <H2><a href="appa_intro.htm">Introduction to AIX for BSD System Managers</a></H2> <H2><a href="appa_diff.htm">Major Differences between 4.3 BSD and AIX</a></H2> <H2><a href="appa_acct.htm">Accounting for BSD 4.3 System Managers</a></H2> <H2><a href="appa_backup.htm">Backup for BSD 4.3 System Managers</a></H2> <H2><a href="appa_boot.htm">Boot and Startup for BSD 4.3 System Managers</a></H2> <H2><a href="appa_commands.htm">Commands for AIX System Administration for BSD 4.3 System Managers</a></H2> <H2><a href="appa_cron.htm">Cron for BSD 4.3 System Managers</a></H2> <H2><a href="appa_devices.htm">Devices for BSD 4.3 System Managers</a></H2> <H2><a href="appa_file.htm">File Comparison Table for 4.3 BSD, SVR4, and AIX</a></H2> <H2><a href="appa_fs.htm">File Systems for BSD 4.3 System Managers</a></H2> <H2><a href="appa_finding.htm">Finding and Examining Files for BSD 4.3 System Managers</a></H2> <H2><a href="appa_paging.htm">Paging Space for BSD 4.3 System Managers</a></H2> <H2><a href="appa_networking.htm">Networking for BSD 4.3 System Managers</a></H2> <H2><a href="appa_online.htm">Online Documentation and man Command for BSD 4.3 System Managers</a></H2> <H2><a href="appa_NFS.htm">NFS and NIS (formerly Yellow Pages) for BSD 4.3 System Managers</a></H2> <H2><a href="appa_passwords.htm">Passwords for BSD 4.3 System Managers</a></H2> <H2><a href="appa_performance.htm">Performance Measurement and Tuning for BSD 4.3 System Managers</a></H2> <H2><a href="appa_printers.htm">Printers for BSD 4.3 System Managers</a></H2> <H2><a href="appa_terminals.htm">Terminals for BSD 4.3 System Managers</a></H2> <H2><a href="appa_UUCP.htm">UUCP for BSD 4.3 System Managers</a></H2> <H1><a href="Ch15.htm">Appendix B. Managing the InfoExplorer Program</a></H1> <H2><a href="Ch15.htm#V8Q2390kaye">Customizing the InfoExplorer Program</a></H2> <H2><a href="info.htm">Understanding the InfoExplorer Information Bases</a></H2> <H2><a href="info_notes.htm">Managing InfoExplorer Public Notes</a></H2> <H2><a href="info_cdrom.htm">Accessing InfoExplorer from CD-ROM</a></H2> <H2><a href="info_bases.htm">Removing InfoExplorer Information Bases</a></H2> <H2><a href="info_langs.htm">Changing InfoExplorer Languages</a></H2> <H2><a href="info_creat_notes.htm">Creating InfoExplorer Public Notes</a></H2> <H2><a href="info_bkmarks.htm">Transferring InfoExplorer Bookmarks from One User to Another</a></H2>