Crash on Linux Ubuntu server upon start. Help needed

[DarrenGriffin]

Cant figure out why its doing it: Pastebin:
http://pastebin.com/awGxGdww

 

[Kahless61]

Caused by: java.lang.OutOfMemoryError: PermGen spac

Looks like you ran out of memory. You might try expanding your java memory when you run the server with the -Xmx and -Xms options.

 

[DarrenGriffin]

I am using 15 Gig[DOUBLEPOST=1387490551][/DOUBLEPOST]I found another crash log
http://pastebin.com/jAUmM0vd