Simon Willison’s Weblog

SSH ControlPath/ControlMaster. How to get OpenSSH v4 and above to re-use an existing SSH connection for multiple sessions, dramatically speeding up connection start times.

Posted 18th December 2006 at 11:53 am

Recent articles

V&A East Storehouse and Operation Mincemeat in London - 27th August 2025
The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025

nickburch 2 ssh 8 torchbox 7

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