cat app_error_part_* > app_error_rebuilt.log Because split preserves the original order (aa, ab, ac or 00,01,02), cat in the correct order rebuilds the original file perfectly.
To get only the last few chunks (containing the most recent logs), Alex lists them: linux split file
Alex needs to email the last 500 MB of logs to the senior developer for analysis. But the company email server rejects attachments larger than 25 MB. Also, Alex’s own text editor crashes when trying to open the file directly. cat app_error_part_* > app_error_rebuilt
split -b 20M -d app_error.log app_error_20250115_part Outputs: app_error_20250115_part00 app_error_20250115_part01 … cat app_error_part_* >
Here’s a helpful, practical story about using the split command in Linux. The Log File That Grew Too Large