anchor.diff:                  CouchPort = ns_config:search_node_prop(Config, memcached, mccouch_port, 11213),
                   DBSubDir = filename:join(DBDir, BucketName),
                   AccessLog = filename:join(DBSubDir, "access.log"),
  -                KeyLog = filename:join(DBSubDir, "key.log"),
                   ok = filelib:ensure_dir(DBSubDir),
                   NumVBuckets = proplists:get_value(num_vbuckets, BucketConfig),
                   ok = filelib:ensure_dir(DBName),
  
positive.code:                       "tap_keepalive=~B;dbname=~s;"
                        "allow_data_loss_during_shutdown=true;"
                        "backend=couchdb;couch_bucket=~s;couch_port=~B;max_vbuckets=~B;"
                        "alog_path=~s;klog_path=~s",
                        [proplists:get_value(
                           ht_size, BucketConfig,
                           misc:getenv_int("MEMBASE_HT_SIZE", 3079)),
  
negative.code:                        BucketName,
                         CouchPort,
                         NumVBuckets,
                         AccessLog]),
                  {CFG, {MemQuota, DBName}};
              memcached ->
                  {io_lib:format("cache_size=~B", [MemQuota]),
  