Optimizing Linux Performance: A Hands-On Guide to Linux Performance Tools

Index

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [R] [S] [T] [U] [V] [W] [X]

S option

     ltrace tool

s option

     slabtop tool

sample mode, vmstat II tool

     memory performance

sample mode, vmstat tool 2nd 3rd

sar (II) tool

    memory performance         example 2nd 3rd         options 2nd 3rd

         statistics 2ndsar tool     CPU-related options 2nd 3rd 4th

     CPU-related statistics 2nd

    disk I/O subsystem usage

         example 2nd

         options 2nd

         statistics 2nd 3rd     example 2nd 3rd 4th 5th    network I/O         example 2nd 3rd         options 2nd 3rd         statistics 2nd script command     example 2nd 3rd

     options 2nd 3rd

script tool     source locationseconds option

     ltrace tool

     strace tool

Secure Shell (SSH) service

Serial Line Internet Protocol (SLIP)Shared option

     free tool     procinfo II tool

SHR option, top (v. 2.x and 3.x) toolsi option

     vmstat II toolSIZE statistic

    lsof (List Open Files) tool

         disk I/O subsystem usage

Slab option

     /proc/meminfo file

slabs, memory 2nd 3rd 4th 5th

slabtop tool

    memory performance

         example 2nd

         options 2nd 3rd

     source location

SLIP (Serial Line Internet Protocol)

so option

     vmstat II tool

software

     performance investigation

SSH (Secure Shell) service startup time of applicationsstatic languages

     versus dynamic languages 2nd strace tool 2nd     disk I/O subsystem usage

     example 2nd

     options 2nd

     source location

     statistics 2nd

    system-wide slowdown         configuring/installing tool         running applications/tools 2nd 3rd 4th 5th         simulating solution 2nd 3rd 4th 5thSUSE 9.1 (S9.1) distribution    installing         oprofile tool     performance tools included 2nd

svctm statistic

    iostat tool         disk I/O subsystem usageswap memory

     application use of memory

swap memory usage

     system-wide performance

Swap oin option     procinfo II tool

SWAP option, top (v. 2.x and 3.x) toolSwap out option

     procinfo II tool swap space 2nd 3rd 4th 5th

swap, total, free option, top (v. 2.x and 3.x) toolSwapCached option

     /proc/meminfo file

SwapFree option

     /proc/meminfo file

Swaps option

     time command

SwapTotal option

     /proc/meminfo file

swpd option

     vmstat II tool

sy option

     vmstat tool 2nd

system activity reporter. [See sar tool]

system calls

     strace tool 2nd

         example 2nd

         options 2nd         statistics 2ndSystem time option

     time commandsystem-wide performance     CPU usage by processes uneven 2nd

     CPU-bound

         to multiple processors 2nd

         to single processors

     diagnosis flowchart

     disk I/O subsystem usage 2nd     kernel function usage     network I/O     numerous interrupts     swap memory system-wide slowdown investigation     configuring application 2nd     configuring/installing performance tools

     identifying problems 2nd

     running applications/tools 2nd 3rd 4th 5th 6th 7th 8th 9th     setting baseline/goals 2nd 3rd 4th 5th 6th 7th     simulating solution 2nd 3rd 4th 5th 6th

     submitting bug report 2nd 3rd

     testing solution