Error: Invalid command ‘SSLEngine’, perhaps misspelled or defined by a module not included in the server configuration

If you’re on a cPanel server, you’ve probably noticed a sizable folder called ‘virtfs’ sitting in /home, which would appear at first to be using a ton of space. Your first inclination might be to delete it, but don’t! Most likely, the files in that folder are actually just hard links or bind mounts and…

I noticed that on my CentOS 6 box, I was still running nginx 1.0.15. I wanted to upgrade to nginx 1.10.1. However, when I ran sudo yum update nginx, it showed that there were no Packages marked for Update. Luckily, getting the latest version through Yum is straight-forward and only requires adding a new repo….

What’s ss Command? ss stands for socket statistics. It is used to dump socket statistics about network/socket connections. It’s showing information similar to netstat, it works better and faster compared with netstat. It can display more TCP and state information than other tools. Since the ss command gets all the information directly from kernel space…

Listing sizes in AWS S3 Buckets Getting the whole bucket size aws s3 ls s3://$BUCKETNAME/ –recursive –human-readable –summarize | tail -n2 Tail is used because otherwise all files will be printed on screen (but you may want that for some reason). Getting the size of a specific directory/file You just need to add the path…