i am using glassfish 4.1 build 13 on a cent OS 7 with 12G RAM and 2 core virtual machine. once in while ( no pattern ) glassfish stop working with no debugging log on server.log file. i start glassfish with these jvm options -Xmx2048m -Xms2048m -server -Xss512k and my server have normal traffic not something that can not be handled i have read these posts but they hadn't helped :
Glassfish 4 server stops unexpectedly
Glassfish crash(stop) with no debugging information
and i have to add i checked GC and jvm log for anything useful but there is nothing there also!!