Minecraft server using too much ram?

I m running a minecraft server for me and my friends. No mods, no plugins, just vanilla. Everything works great but after a few hours my computer starts shutting other things down to keep up. My game crashes, chrome closes, etc. I have 16 gb of ram and I only have one dedicated to the server. Could it just not be... show more I m running a minecraft server for me and my friends. No mods, no plugins, just vanilla. Everything works great but after a few hours my computer starts shutting other things down to keep up. My game crashes, chrome closes, etc. I have 16 gb of ram and I only have one dedicated to the server. Could it just not be seeing some of the ram??
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