[ Previous | Next | Table of Contents | Index | Library Home | Legal | Search ]

Performance Management Guide


Performance Tuning Commands

The following tools allow you to change one or more performance-related aspects of the system.

Command
Function

bindprocessor
Binds a process to a processor

chdev
Changes the characteristics of a device

chlv
Changes only the characteristics of a logical volume

chps
Changes attributes of a paging space

fdpr
Optimizes executable files for a specific workload

ifconfig
Configures or displays network interface parameters for a network using TCP/IP

migratepv
Moves allocated physical partitions from one physical volume to one or more other physical volumes

mkps
Adds an additional paging space to the system

nfso
Changes (or displays) the values of NFS options

nice
Executes a command at a specified priority

no
Changes (or displays) the values of network options

renice
Changes the priority of running processes

reorgvg
Reorganizes elements of a volume group

rmss
Temporarily reduces the effective RAM size of a system to assess the probable performance of a workload on a smaller machine or to ascertain the memory requirement of one element of a workload

schedtune
Changes (or displays) the values of VMM memory load control parameters, the CPU-time-slice duration, and the paging-space-low retry interval

smitty
Changes (or displays) system-management parameters

vmtune
Changes (or displays) the Virtual Memory Manager page-replacement algorithm parameters


[ Previous | Next | Table of Contents | Index | Library Home | Legal | Search ]