Redis : Install2016/09/06

	Install Redis which is the In-memory Data structure store Software. (generally called NoSQL or Key-Value Database)
[1]	Install Redis.

root@dlp:~#

apt-get -y install redis-server

[2]	Configure basic Settings for Redis.

root@dlp:~#

vi /etc/redis/redis.conf

# line 50: listening port

port 6379

# line 69: listening interface

# localhost only by default

# if you'd like to connect from other Hosts,

# change to the own IP address or to 0.0.0.0

bind 127.0.0.1

# line 123: number of Databases

# database ID is is assgined from 0 to (setting value - 1)

databases 16

# line 147: save caching Datase on Disk

# the default settings below means like follows

# after 900 sec if at least 1 key changed

# after 300 sec if at least 10 keys changed

# after 60 sec if at least 10000 keys changed

# if you'd like to disable this function, comment out all lines fo "save ***" or specify [save ""]

save 900 1
save 300 10
save 60 10000

# line 397: authorization password

requirepass password

# line 509: alternative persistence mode ("yes" means enabled)

# if enabled, Redis loses high performance but get more safety

appendonly no

# line 539: if enabled "appendonly yes" when wirting data on Disk

# "no" means do not fsync by Redis (just let the OS flush the data)

# appendfsync always
appendfsync everysec
# appendfsync no

root@dlp:~#

systemctl restart redis

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