<html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body> <div dir="auto">Hi everyone!<br></div><div dir="auto"><br></div><div dir="auto">Can I use systemd.network to throttle a specific service? I am asking because I read this statement in systemd.network(5) [1]:<br></div><div dir="auto"><br></div><div dir="auto">> The [NetworkEmulator] section manages the queueing discipline (qdisc) of the network emulator. It can be used to [...] limit the bandwidth usage of a particular service to simulate internet connections.<br></div><div dir="auto"><br></div><div dir="auto">That tripped me up (and made me curious) because so far I thought that tc and netem is used to only configure network interfaces.<br></div><div dir="auto"><br></div><div dir="auto">This statement was originally introduced in PR#13747 [2], but it is not clear how to actually limit the bandwidth usage of a particular service.<br></div><div dir="auto"><br></div><div dir="auto">Is this at all possible? If so, how? Was this an oversight and there is no such functionality?<br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto">Janis<br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><div>1: <a href="https://systemd.network/systemd.network.html#%5BNetworkEmulator%5D%20Section%20Options">https://systemd.network/systemd.network.html#%5BNetworkEmulator%5D%20Section%20Options</a><br></div><div>2: <a href="https://github.com/systemd/systemd/pull/13747">https://github.com/systemd/systemd/pull/13747</a><br></div></div><div dir="auto"><br></div> </body> </html>