Use the top command to dynamically monitor the memory usage of programs that run for a short period of time.

Use the top command to dynamically monitor the memory usage of programs that run for a short period of time.

Solution:

Top-d 0.01-N2000-B | grep lzma

-D specifies the interval at which top data is collected. The value is 0.01 seconds.

-N indicates the total number of statistics. Set this parameter to 2000 to ensure that the top node does not end the statistics during the program running.

Grep specifies the process features to be counted.

Usage:

1. enable two sessions. One session runs the preceding command, and the other session runs the specified program. The top command outputs the resource usage related to this command.