==============================================================================
Memcached logs
cat /opt/couchbase/var/lib/couchbase/logs/memcached.log.*
==============================================================================
Wed Oct 24 07:58:38.275982 PDT 3: Trying to connect to mccouch: "localhost:11213"
Wed Oct 24 07:58:38.276914 PDT 3: Connected to mccouch: "localhost:11213"
Wed Oct 24 07:58:38.281324 PDT 3: Warning: failed to load the engine session stats  due to IO exception "basic_ios::clear"
Wed Oct 24 07:58:38.281651 PDT 3: Failed to load mutation log, falling back to key dump
Wed Oct 24 07:58:38.281711 PDT 3: Extension support isn't implemented in this version of bucket_engine
Wed Oct 24 07:58:38.281953 PDT 3: metadata loaded in 1149 usec
Wed Oct 24 07:58:38.282140 PDT 3: warmup completed in 1264 usec
Wed Oct 24 07:59:31.925299 PDT 3: Shutting down tap connections!
Wed Oct 24 07:59:31.927663 PDT 3: Had to wait 2230 usec for shutdown