mongoDB - Mongo se interrumpe

Estimados les cuneto que tengo configurado mongo en un servidor local linux centos y cuando le empiezo a exigir este se muere, lo cual ocaciona problemas en mis aplicaciones, esto es lo que meobtener de información de mongo:

[root@cnta ~]# service mongod status

● mongod.service - SYSV: Mongo is a scalable, document-oriented database.

Loaded: loaded (/etc/rc.d/init.d/mongod)

Active: failed (Result: signal) since Thu 2016-07-28 11:01:14 ECT; 2min 39s ago

Docs: man:systemd-sysv-generator(8)

Process: 29971 ExecStop=/etc/rc.d/init.d/mongod stop (code=exited, status=0/SUCCESS)

Process: 5022 ExecStart=/etc/rc.d/init.d/mongod start (code=exited, status=0/SUCCESS)

Main PID: 5034 (code=killed, signal=KILL)



Jul 28 06:35:47 cnta.espaciolink.com systemd[1]: Starting SYSV: Mongo is a scalable, document-oriented database....

Jul 28 06:35:47 cnta.espaciolink.com runuser[5029]: pam_unix(runuser:session): session opened for user mongod by (uid=0)

Jul 28 06:35:50 cnta.espaciolink.com mongod[5022]: Starting mongod: [ OK ]

Jul 28 06:35:50 cnta.espaciolink.com systemd[1]: Started SYSV: Mongo is a scalable, document-oriented database..

Jul 28 11:01:13 cnta.espaciolink.com systemd[1]: mongod.service: main process exited, code=killed, status=9/KILL

Jul 28 11:01:14 cnta.espaciolink.com mongod[29971]: Stopping mongod: [ OK ]

Jul 28 11:01:14 cnta.espaciolink.com systemd[1]: Unit mongod.service entered failed state.

Jul 28 11:01:14 cnta.espaciolink.com systemd[1]: mongod.service failed.

hola Francisco has revisado el dmesg??

Gracias por responder, te cuento que no lo he revisado, me das una pista boy ha revisar de que se trata y veré si por allí encuentro una solución, muchas gracias por contestar

Ya nos comentaras que te muestra el dmesg!!!

Hola me sale esto:

[root@cnta ~]# dmesg | grep -i mongo
[43224.396101] [ 1496] 994 1496 4951993 2195794 9566 1878024 0 mongod
[43224.396299] Out of memory: Kill process 1496 (mongod) score 890 or sacrifice child
[43224.396382] Killed process 1496 (mongod) total-vm:19807972kB, anon-rss:8783176kB, file-rss:0kB
[561351.033429] [ 5034] 994 5034 4399700 2140659 8518 1719583 0 mongod
[561351.033673] Out of memory: Kill process 5034 (mongod) score 844 or sacrifice child
[561351.034821] Killed process 5034 (mongod) total-vm:17598800kB, anon-rss:8562636kB, file-rss:0kB