10.15. Procps-3.2.6

#### Cross-Compiled Linux From Scratch - Version 1.0.0rc2-ALPHA

### Chapter 10. Installing Basic System Software

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# 10.15. Procps-3.2.6

The Procps package contains programs for monitoring processes.

## 10.15.1. Installation of Procps

Compile the package:

    make

This package does not come with a test suite.

Install the package:

    make install

## 10.15.2. Contents of Procps

Installed programs: free, kill, pgrep, pkill, pmap, ps, pwdx, skill, slabtop, snice, sysctl, tload, top, uptime, vmstat, w, and watch
Installed library: libproc.so

### Short Descriptions

free | Reports the amount of free and used memory (both physical and swap memory) in the system
kill | Sends signals to processes
pgrep | Looks up processes based on their name and other attributes
pkill | Signals processes based on their name and other attributes
pmap | Reports the memory map of the given process
ps | Lists the current running processes
pwdx | Reports the current working directory of a process
skill | Sends signals to processes matching the given criteria
slabtop | Displays detailed kernel slap cache information in real time
snice | Changes the scheduling priority of processes matching the given criteria
sysctl | Modifies kernel parameters at run time
tload | Prints a graph of the current system load average
top | Displays a list of the most CPU intensive processes; it provides an ongoing look at processor activity in real time
uptime | Reports how long the system has been running, how many users are logged on, and the system load averages
vmstat | Reports virtual memory statistics, giving information about processes, memory, paging, block Input/Output (IO), traps, and CPU activity
w | Shows which users are currently logged on, where, and since when
watch | Runs a given command repeatedly, displaying the first screen-full of its output; this allows a user to watch the output change over time
`libproc` | Contains the functions used by most programs in this package

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