如何从没有X11的Linux控制台触发手动Java GC

I need a way to be able to trigger full GC from a linux console script on ubuntu. I know this is extremely bad practice but without going into too much detail this keeps my server running, This is only meant for 1 or 2 days while I fix the actual problem, so I don't have to wake up in the night and perform manual GC through jconsole or jvisualvm. I need a way to be able to trigger full GC from