Server crash

I need a help. My server very often falls. Dump signed up 2 times. Server crashing 1-4 time a day. I hope you can help me with this, thanks

http://dumps.metastruct.uk.to/dumper.py?dump=asx.dmp&key=lXIv9bx-DiCnLcu7K7LxG8Bcgw2Uf5d4om71xgy1aGjVg3mCM7me7ekqcC2Ula_MHZ9qVzHdkWJidyADHoKExReqsH_GO_vihnMwqX4DX3mgospLvJwy9hr-Ol0vBS8Ya1dEsQf9a9IkWOAJRTxJ8xKl9aOoNzyfoG0FwBbN9KA=
2)
http://dumps.metastruct.uk.to/dumper.py?dump=svzx.dmp&key=gRykjVkPC_iLLETQE8LmSMmFes40Os-XXJD4xl-ucASHMZI5uABSA5Y7wDMaNB3tn-eJShMDZzHDoVC3JrjI4wm8XqtXm7nNnycY-oMVWDHVL5Cq-4MX4rx4aSBoYfLQdhe7fWYtXZ9R4HbVhbuIGG7g1HtrsmLxMhFNVEENzmQ=