Install SAR (sysstat) on CentOS
This post helps you to install SAR (sysstat) on CentOS server. Sysstat is a popular monitoring tool to collect all performance and activity data.
Sysstat is included in CentOS basic repositories. Hence the installation is simple and straight forward.
yum install sysstat
The “sysstat” package available with default repository is little old and outdated version. If you wish to install latest stable sysstat version, you can compile it from the source package.
Please check here for the latest stable version of the sysstat package.
Install “Development tools” before the sysstat installation.
yum groupinstall "Development tools" cd /usr/local/src/ wget http://pagesperso-orange.fr/sebastien.godard/sysstat-11.5.7.tar.gz tar -xvf sysstat-11.5.7.tar.gz cd sysstat-11.5.7 ./configure --prefix=/usr make make install
Once it is installed, verify using the following commands:
sar -V mpstat -V
The sysstat package contains various utilities, common to many commercial Unixes, to monitor system performance and usage activity:
iostat reports CPU statistics and input/output statistics for devices, partitions and network filesystems. mpstat reports individual or combined processor related statistics. pidstat reports statistics for Linux tasks (processes) : I/O, CPU, memory, etc. tapestat reports statistics for tape drives connected to the system. cifsiostat reports CIFS statistics. sysstat just a manual page for sysstat configuration file, giving the meaning of environment variables used by sysstat commands.
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