A, stress (cpu)
stress is a stress test tool under linux, specifically for those high loads and completely user wants to test their system monitor these devices to run.
Download
http://people.seas.harvard.edu/~apw/stress/
Into usr / local / bin directory: #cd / usr / local / src
Upload stress archive: #rz
Packet decompression: #tar -xzpvf stress-1.0.4.tar.gz
Into the unzipped folder: #cd stress-1.0.4
Type ./configure configure:. # / Configure
Then enter the following command:
#make
#make check
#make install
Finally, enter: stress --version verify that the installation was successful
Command parameters:
-?
--help display this help
--version display the software version
-t secs:
--timeout secs specifies the number of seconds to run
--backoff usecs wait usecs microseconds after the start of operation
-c Forks:
the --cpu Forks generating a plurality of processing sqrt () function of the CPU process
-m Forks
--vm Forks: generating a plurality of processing malloc () memory allocation
-i Forks
- IO Forks: generating a plurality of treatment sync () function of the disk I / O process
--vm-bytes bytes: byte number, the default value specified memory is 1
--vm-Hang: indicate how much time after the malloc memory allocation is freed in as Free ()
-d:
--hdd: writing process, write a fixed size, by mkstemp ( ) function writes the current directory
--hdd-bytes bytes: Specifies the number of byte write, the default 1G
--hdd-noclean: Do not write file unlink random ascii data, do not delete the files are written, will remain in the hard disk space.
>>>>>> pit encountered during installation:
1, the installation will be yum yum source of problems cause the installation is not successful, how to solve it?
Blog: https: //www.cnblogs.com/dadong616/p/5062727.html