Linux Shell Scripting Cheat Sheet/Redirect stderr to file

Send errors to a separate file.

Section: Input Output and Pipelines

Redirect stderr to file

bash
bash
command 2> errors.log
Explanation

Useful when preserving errors separately from normal output.

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Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Related commands

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Redirect stdout and stderr together
Capture all output in one file.
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Redirect stdout to file
Write output to a file, overwriting it.
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Append stdout to file
Append output to an existing file.
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Pipe stdout to another command
Send output of one command as input to another.
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Use process substitution
Pass command output as a pseudo-file.
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Prompt user for input
Read a value interactively.
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