anchor.diff:  # impact, that while very small, can be measured under big load. Latency
   # monitoring can easily be enabled at runtime using the command
   # "CONFIG SET latency-monitor-threshold <milliseconds>" if needed.
  -latency-monitor-threshold 0
  +# latency-monitor-threshold 0
   
   ############################# EVENT NOTIFICATION ##############################
   
  
positive.code: #    but compress all nodes between them.
  # 3: [head]->[next]->[next]->node->node->...->node->[prev]->[prev]->[tail]
  # etc.
  list-compress-depth 0
  
  # Sets have a special encoding in just one case: when a set is composed
  # of just strings that happen to be integers in radix 10 in the range
  
negative.code: # which is O(N) with the sparse encoding. The value can be raised to
  # ~ 10000 when CPU is not a concern, but space is, and the data set is
  # composed of many HyperLogLogs with cardinality in the 0 - 15000 range.
  # hll-sparse-max-bytes 3000
  
  # Active rehashing uses 1 millisecond every 100 milliseconds of CPU time in
  # order to help rehashing the main Redis hash table (the one mapping top-level
  