I CONTROL [initandlisten] ** WARNING:/sys/kernel/mm/transparent_hugepage/enabled is & #39; always & #39;., transparenthugepage

I CONTROL [initandlisten] ** WARNING:/sys/kernel/mm/transparent_hugepage/enabled is 'alway'., transparenthugepage

The following message is prompted when mongodb is started.

Server has startup warnings: 2015-06-18T17:20:17.944+0800 I CONTROL  [initandlisten] 2015-06-18T17:20:17.944+0800 I CONTROL  [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/enabled is 'always'.2015-06-18T17:20:17.944+0800 I CONTROL  [initandlisten] **        We suggest setting it to 'never'2015-06-18T17:20:17.944+0800 I CONTROL  [initandlisten] 2015-06-18T17:20:17.944+0800 I CONTROL  [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/defrag is 'always'.2015-06-18T17:20:17.944+0800 I CONTROL  [initandlisten] **        We suggest setting it to 'never'2015-06-18T17:20:17.944+0800 I CONTROL  [initandlisten] 

Open/etc/init/mongod.confFile to add the code belowchown $DEAMONUSER /var/run/mongodb.pidAndend script., Pay attention to the alignment of spaces.

if test -f /sys/kernel/mm/transparent_hugepage/enabled; then   echo never > /sys/kernel/mm/transparent_hugepage/enabledfiif test -f /sys/kernel/mm/transparent_hugepage/defrag; then   echo never > /sys/kernel/mm/transparent_hugepage/defragfi

Restart the mongod service.

deng@deng-Lenovo:~$ sudo service mongod restartmongod stop/waitingmongod start/running, process 26127deng@deng-Lenovo:~$ mongoMongoDB shell version: 3.0.4connecting to: test>