filefrag:tldr:2cba8
filefrag: Sync the file before requesting the mapping.
$ filefrag -s ${filenames}
try on your machine
The command "filefrag -s ${filenames}" is used to display information about the fragmentation of a file. Here is a breakdown of its components:
- "filefrag" is the command that is being executed. It is typically available on Linux systems and is used to analyze and report on the fragmentation status of files.
- "-s" is an option or flag provided to the "filefrag" command. In this case, it stands for "summary". This option tells the command to generate a summary of the file's fragmentation instead of providing a detailed breakdown.
- "${filenames}" is a placeholder for the specific file or files you want to analyze. You need to replace it with the actual filename(s) or path(s) to the file(s) you want to examine. If you are analyzing multiple files, you can provide them as a space-separated list.
By running this command with the appropriate file(s), the output will display a summary of the fragmentation status, such as the number of extents (contiguous blocks of data) and the extent size of each file.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.