To create a "solid" piece (or a solid archive) from your Linsh.rar data, you are essentially treating all compressed files as a single data block to increase compression efficiency. This is best achieved using on Windows, as solid mode is a native RAR feature. Here is how to create a solid RAR file:
7-Zip also supports solid compression using the .7z format. To make sure I'm giving you the best approach, let me know: Are you using Windows (WinRAR) or Linux (terminal) ? Linsh.rar
Adding or extracting single files from a solid archive takes much longer because the entire archive must be processed. To create a "solid" piece (or a solid