sudo yum install redis # redis 설치
redis-server --daemonize yes
redis-cli
127.0.0.1:6379> ping
PONG
127.0.0.1:6379> set A B # key : "A" , value : "B"
OK
127.0.0.1:6379> get A
"B"
127.0.0.1:6379> info memory # 메모리 설정 확인
# Memory
used_memory:835072
used_memory_human:815.50K
used_memory_rss:7622656
used_memory_peak:836016
used_memory_peak_human:816.42K
used_memory_lua:36864
mem_fragmentation_ratio:9.13
mem_allocator:jemalloc-3.6.0