HOW TO : Search which package contains a filename
If you are using a Linux system that uses yum for package management (like Fedora, Centos, RHEL), you can use the following command to find out...
Linux
HOW TO : Use grep to search for content at end of line
If you want to search for a pattern at the end of a line, you can use tail -f logfile | grep -v “0$” breaking down...
HOW TO : Query varnishlogs for requests with 404 responses
varnishlog, one of the tools provided with varnish cache, uses VSL Query Expressions (https://www.varnish-cache.org/docs/trunk/reference/vsl-query.html) to provide some powerful insights into the requests and responses. Here is...
HOW TO : pipe results between commands when using sudo
Let’s say you are running a command as sudo and need to pass the output to a different command using pipe, you would run sudo command1...
HOW TO : Get HDD performance stats in Linux
quick note for self hdparm -tT /dev/sdx sdx : actual device you want to test
HOW TO : Use awk to print values larger than certain number
Quick how to on using awk to filter results if a certain value (column) is larger than a set value. For example, if you have a...