fix redis warning

[gdbtek]

Jul 14 13:27:26 nam-vmware-ubuntu-desktop-16 redis-server[10622]: 10622:M 14 Jul 13:27:26.760 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128.
Jul 14 13:27:26 nam-vmware-ubuntu-desktop-16 redis-server[10622]: 10622:M 14 Jul 13:27:26.760 # Server started, Redis version 3.2.1
Jul 14 13:27:26 nam-vmware-ubuntu-desktop-16 redis-server[10622]: 10622:M 14 Jul 13:27:26.760 # WARNING you have Transparent Huge Pages (THP) support enabled in your kernel. This will create latency and memory usage issues with Redis. To fix this issue run the command 'echo 
Jul 14 13:27:26 nam-vmware-ubuntu-desktop-16 redis-server[10622]: 10622:M 14 Jul 13:27:26.760 * The server is now ready to accept connections on port 6379