Linux Split File Portable -

split -b 20M -d app_error.log app_error_20250115_part Outputs: app_error_20250115_part00 app_error_20250115_part01 …

To get only the last few chunks (containing the most recent logs), Alex lists them: linux split file

split Act 1: Basic Splitting – One Giant File → Many Small Files Alex remembers the split command. The goal: break app_error.log into many small, manageable files. split -b 20M -d app_error

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. But the company email server rejects attachments larger

Now the senior dev knows exactly which file and date the logs came from. After debugging, the senior dev asks Alex to merge the chunks back into one file to run a full analysis script.

ls -l error_part_* Then emails error_part_ files corresponding to the end of the log. By default, split uses alphabetic suffixes ( aa , ab , … zz ). Alex’s colleague prefers numbers for easier scripting.