Red Hat ENTERPRISE LINUX 4 - INTRODUCTION TO SYSTEM ADMINISTRATION Administration Manual page 197

head, 62
heads, 60
heads reading, 67
heads writing, 67
I/O loads, performance, 68
I/O loads, reads, 68
I/O loads, writes, 68
I/O locality, 69
IDE interface, 64
industry-standard interfaces, 64
interfaces for, 63
interfaces, historical, 63
interfaces, industry-standard, 64
latency, rotational, 68
mechanical limitations of, 67
movement, access arm, 68
overview of, 59
performance of, 66
platters, disk, 59
processing, command, 67
readers versus writers, 69
rotational latency, 68
SCSI interface, 65
sector, 62
monitoring of, 17
network-accessible, 74, 99
NFS, 99
SMB, 100
partition
attributes of, 70
extended, 71
geometry of, 70
logical, 71
overview of, 70
primary, 70
type field, 71
type of, 70
patterns of access, 45
RAID-based
(see RAID)
removing, 90, 103
/etc/fstab, removing from, 103
data, removing, 91
erasing contents, 91, 104
umount command, use of, 103
technologies, 45
backup storage, 49
cache memory, 46
CPU registers, 46
disk drive, 48
hard drive, 48
L1 cache, 47
L2 cache, 47
main memory, 47
off-line storage, 49
RAM, 47
technologies, advanced, 74
subscription registration, iv
swapping, 52
symmetric multiprocessing, 37
Sysstat, 18, 22
system administration
philosophy of, 1
automation, 1
business, 6
communication, 3
documentation, 2
planning, 8
resources, 5
security, 6
social engineering, risks of, 7
unexpected occurrences, 8
users, 6
system performance monitoring, 14
system resources
(see resources, system)
system-config-printer
(see printer configuration)
T
tools
groups, managing
(see group, tools for managing)
resource monitoring, 18
free, 18
GNOME System Monitor, 20
iostat, 22
mpstat, 22
OProfile, 25
sa1, 22
sa2, 22
sadc, 22
sar, 22, 24
Sysstat, 22
top, 19
vmstat, 20
user accounts, managing
(see user account, tools for managing)
top command, 18, 19, 40
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