Quick Tip

Tame Terminal Noise: Unified Logging with `2>&1`

Challenge: When troubleshooting or monitoring complex command pipelines, you often need to capture both standard output (stdout) and standard error (stderr) into a single log file. By default, these go to separate streams, making analysis cumbersome.

The Solution: Redirect both stdout and stderr to the same destination using the `2>&1` operator.

your_command_here &> output.log

Why it works: The `&>` operator is a shortcut for `>` followed by `2>&1`. It redirects file descriptor 1 (stdout) to the specified file and then redirects file descriptor 2 (stderr) to the same location as file descriptor 1, effectively merging both streams.

Pro-Tip: For simpler redirection, `&>` is often preferred. If you need to explicitly redirect stdout first and then stderr, you can use your_command_here > output.log 2>&1.

Linux Tips & Tricks | © ngelinux.com | 5/30/2026