I've tried call steamcmd.exe +login anonymous +force_install_dir c:\factorio_steam "+app_update 427520 -beta experimental validate" +quit but it just keeps telling me that it is up to date even though it's not installing any experimental version.
Try -beta 0.15.x
I also don't think you need the ...

Does anyone else use SteamCMD for server management, and have you been able to update to the experimental branch?

I've tried every iteration I can think of and steamcmd always just reports "App is up to date".

"app_update 247520 -beta experimental"
"app_update 247520 -beta beta"
"app_update ...

prg wrote:

0.078 System info: [CPU: Intel(R) Xeon(R) CPU E5-2630L v2 @ 2.40GHz, 1 core, RAM: 488MB]

Might want to invest in more RAM. Check dmesg for OOM killer messages.

Ahh you are right.

It's a Digital Ocean $5 droplet. Had to make it an $10 to be able to run my map.

I'm trying my luck with a headless linux server.

Everytime I try to start factorio it loads and then kills it self.

I'm starting the server with this command
/opt/factorio/bin/x64/factorio --start-server Multi.zip --server-settings /opt/factorio/data/server
-settings.json

This is what it writes ...