If someone will find this in the future: adding
controlmaster auto
controlpath /tmp/ssh-%r@%h:%p
under the relevant host in ~/.ssh/config
reused the connection for direct calls to ssh.
KDE is an international technology team creating user-friendly free and open source software for desktop and portable computing. KDE's software runs on GNU/Linux, BSD and other operating systems, including Windows.
If someone will find this in the future: adding
controlmaster auto
controlpath /tmp/ssh-%r@%h:%p
under the relevant host in ~/.ssh/config
reused the connection for direct calls to ssh.