The connection is aborted after $timeout seconds.

The issue is that aborting the connection sometimes takes time. In your case $timeout * 3 seconds.

Enable debugging in order to see what's going on under the hood: 

$Net::SFTP::Foreign::debug = -1;

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In reply to Re: Net::SFTP::Foreign timeout value is inaccurate by salva
in thread Net::SFTP::Foreign timeout value is inaccurate by wanderedinn

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