Yesterday when extracting a ZIP file created with WinRAR I received dozens of errors during the process. The file I was extracting was generated from the entire Documents and Settings folder on a Windows XP computer and I was extracting it to the Desktop of another user on another computer. The issue is the fact…
The rar command can be useful on Linux to not only compress a file but also split the file into multiple parts during the compression. This will make the files easier to transfer to other servers or easier for other people to download. First rar needs to be installed which can done on CentOS using…
Working on a friends server earlier this morning I noticed that he had logrotate configured but he did not have a configuration file for Postfix. Below is the quick one I whipped up for his environment including a brief explanation of each line of the configuration file below the script. Following the explanation of the…
I needed to clean up a directory on a server that included numerous directories each with numerous files inside each directory. I decided to write a quick shell script that would archive with tar and then compress with bzip2. The shell script requires you pass in a variable which could technically just be “*” to include all…
It can be beneficial sometimes to search for patterns in files on a Linux server that have been compressed with gzip instead of having to uncompress each file to search through it. A good example of this if typically in log rotation you rotate the logs and compress the older log files so if you are troubleshooting…
Setting up log rotation for multiple Ruby on Rails projects on the same Linux server is easy using logrotate. If all of your projects are in the same directory structure it is even easier by using variables to work for each different project as explained below in detail. First you will need to install logrotate…