Redis information gathering
Current version
rspeicher@redis3:~$ /opt/gitlab/embedded/bin/redis-server --version
Redis server v=3.2.5 sha=00000000:0 malloc=jemalloc-4.0.3 bits=64 build=a2bbaeb29a5c24c3
Sentinel
I couldn't find any instances of us configuring the down-after-milliseconds
value, so I believe we're using the default of 30 seconds.