Linux process viewing and management

Linux Process View and management ( 2 )

Htop

Interactive commands:

u: Filter

S: a system call initiated by a process that tracks the selection

L: Show files opened by the selected process

T: show the number of levels of a process

A: of the Set process CPU (binds the selected process to the specified CUP on)

Options:

- D #: Delay Duration

- u username: Show only specified users

Vmstat

Procs

R : Process Queue Length waiting to run

B: handle non-disruptive sleep states ( IO blocking queue)

Memory :

SWPD: Swap Memory Usage

Free : The amount of physical memory in space

Buffer : For Buffer The total amount of memory

Cache : For Cache The total amount of memory

Swap :

si: Data Entry Swap Medium Rate ( kb/s )

So : Data left Swap The rate ( kb/s )

Io:

BI: the rate at which the block device reads data into the system ( kb/s )

Bo: the rate at which data data is saved to the block device ( kb/s )

System

In : Interrupt Rate

CS: rate of process switching

Cpu

us

Sy:

Id:

Wa

St:

Glances

Common Options :

-B: display network card device data exchange rate in byte/s units

-D: turn off the disk I/O function Module

-f/path/to/somefile: Setting the location and format of the output file

-o:{html| CSV}

-N: Turn off network function module

-M: turn off the Mount module function

-r: close process list function Module

-T #: Specifies the length of delay, which defaults to a few seconds

-1: Display each CPU- related load data information separately

Glances supports remote mode:

that can work in C /s mode:

Dstat: Integrated with Vmstata,iostat,netstat andifstat Four tool functions

-C : Displays statistics related to CPU performance metrics:

-D: show disk -related rate data

-G: show page -related rate data

-I: show Interrup related rate data

-L: show statistics related to load average

-M: show memory -related statistics

-N: Displays the data rate of the network transceiver

--TOP-CPU: Displays the most CPU -intensive processes:

--IPC: Show rate data related to interprocess communication

-a:-cdngy

Linux process viewing and management