Red Hat ENTERPRISE LINUX 3 - INTRODUCTION TO SYSTEM ADMINISTRATION Administration Manual page 196

184
processing power, 31
application overhead, reducing, 36
application use of, 34
applications, eliminating, 36
capacity, increasing, 36
consumers of, 34
CPU, upgrading, 37
facts related to, 34
load, reducing, 35
monitoring of, 15
O/S overhead, reducing, 36
operating system use of, 35
overview of, 34
shortage of, improving, 35
SMP, 37
symmetric multiprocessing, 37
upgrading, 37
storage
(See storage)
RPM, 10
RPM Package Manager
(See RPM)
S
sa1 command, 22
sa2 command, 22
sadc command, 22
sar command, 22, 24, 39, 41, 54
reports, reading, 24
SCSI disk drive
adding, 87
SCSI interface
overview of, 65
security
importance of, 6
Red Hat Enterprise Linux-specific information, 10
setgid permission, 10, 125
setuid permission, 10, 125
shell scripts, 8
SMB, 99
SMP, 37
social engineering, risks of, 7
software
support for
documentation, 152
email support, 152
on-site support, 152
overview, 151
self support, 152
telephone support, 152
Web support, 152
sticky bit permission, 125
storage
adding, 86, 100
/etc/fstab, updating, 102
ATA disk drive, 86
backup schedule, modifying, 90
configuration, updating, 89
formatting, 89, 102
hardware, installing, 86
partitioning, 89, 100
SCSI disk drive, 87
deploying, 69
disk quotas, 84
(See disk quotas)
file system, 71, 94
/etc/mtab file, 97
/proc/mounts file, 98
access control, 72
access times, 72
accounting, space, 72
creation times, 72
df command, using, 98
directories, 72
display of mounted, 97
enabling access to, 74
EXT2, 94
EXT3, 95
file-based, 71
hierarchical directory, 72
ISO 9660, 95
modification times, 72
mount point, 96
mounting, 96
mounting with /etc/fstab file, 99
MSDOS, 95
space accounting, 72
structure, directory, 73
VFAT, 95
file-related issues, 84
file access, 84
file sharing, 85
management of, 59, 81
application usage, 83
excessive use of, 81
free space monitoring, 81
growth, normal, 83
user issues, 82
mass-storage devices
access arm movement, 68
access arms, 60
addressing concepts, 61
addressing, block-based, 62
addressing, geometry-based, 61
block-based addressing, 62
command processing, 67
cylinder, 61
disk platters, 59
electrical limitations of, 67
geometry, problems with, 62