Linux Troubleshooting for System Administrators and Power Users

Real World Mac Maintenance and Backups

ISBN: 131855158
EAN: 2147483647

Year: 2004
Pages: 129

Authors: Joe Kissell

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Linux Troubleshooting for System Administrators and Power Users
Table of Contents
Copyright
Hewlett-Packard Professional Books
Preface
Chapter 1. System Boot, Startup, and Shutdown Issues
Bootloaders
The init Process andetcinittab File
rc Scripts
Fixing Problems with the Root Filesystem
Summary
Endnotes
Chapter 2. System Hangs and Panics
OS Hangs
OS Panics
Hardware Machine Checks
Summary
Chapter 3. Performance Tools
top
sar
vmstat
iostat
free
Summary
Endnotes
Chapter 4. Performance
Start Troubleshooting at the Lowest Layer Possible
Filesystems
Summary
Chapter 5. Adding New Storage via SAN with Reference to PCMCIA and USB
Configuration
Kernel Module
Adding LUNs via PCI
Adding Storage via PCMCIAUSB
Summary
Chapter 6. Disk Partitions and Filesystems
Background
Partition TableMaster Boot Record: Location
Partition TableMaster Boot Record: CHS Addressing
Partition TableMaster Boot Record: LogicalExtended
Partition TableMaster Boot Record: Logical Block Addressing (LBA)
Partition TableMaster Boot Record: Bootloader
Partition TableMaster Boot Record: Backup
Further Scenarios
Summary
Chapter 7. Device Failure and Replacement
Supported Devices
Where to Look for Errors
Identifying Failed Devices
Replacement of a Failed Device
Summary
Chapter 8. Linux Processes: Structure, Hangs, and Core Dumps
Process Structure and Life Cycle
Linux Threads
Identifying Process Hangs
Process Cores
Summary
Chapter 9. BackupRecovery
Media
Backup Scope
Basic Backup and Recovery Commands
Bare Metal Recovery
I Have a Tape, and I Don t Know What It Is . . .
How Can I Tell Whether My Tape Problem Is Hardware or Software?
Summary
Chapter 10. cron and at
cron
anacron
at
Troubleshooting cron
Summary
Chapter 11. Printing and Printers
What Is a Spooler?
Printer Types
Connectivity Types
Page Description Languages
General Printing Troubleshooting
Summary
Chapter 12. System Security
What Is System Security?
Prevention
Summary
Chapter 13. Network Problems
An Introduction to the OSI and TCPIP Layers
Troubleshooting the Network Layers
Summary
Chapter 14. Login Problems
etcpasswd, etcshadow, and Password Aging
Login Failures Due to Linux Configuration
PAM
Shell Problems
Password Problems
Summary
Endnote
Chapter 15. X Windows Problems
X Background
X Components
X Display Manager
X Desktop Manager (Environment)
X Troubleshooting Scenarios
Summary
Endnotes
Index
SYMBOL
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X