How to install iostat on CentOS If you’re performance turning a server, you want to check all aspects to see how it’s performing. The iostat command is used to check disk i/o statistics, how shows blocks read and blocks written to each device. Install iostat Run the following command: [root@app1 ~]# Read more…
If you’re running a version of CentOS 6 that is a little older you’re probably running into some SSL certificate and TLS problems. The errors would looks something like this: [Errno 14] problem making ssl connection Just upgrade your SSL and Certificates will help get around this issue yum -y Read more…
Can yum show different versions of packages? In a few situations I need to install an older version of a package. But the question is always what is the actual version that is available in the repo? This is how I went about getting a list of versions yum –showduplicates Read more…