anchor.diff:      Samples = get_stats_raw(PoolId, BucketId, SamplesNum),
       OpsPerSec = avg(deltas(sum_stats_ops(Samples))),
       EvictionsPerSec = avg(deltas(default_find("evictions", Samples))),
  -    CurBytes = erlang:max(avg(default_find("bytes", Samples)), 1),
  +    CurBytes = erlang:max(avg(default_find("bytes", Samples)), 0),
       MaxBytes = erlang:max(avg(default_find("limit_maxbytes", Samples)),
  -                          CurBytes),
  +                          1),
       [{cacheSize, NumNodes * MbPerNode},
        {opsPerSec, OpsPerSec},
        {evictionsPerSec, EvictionsPerSec},
  
positive.code: 
  -import(menelaus_web, [all_accessible_buckets/2]).
  
  %% External API
  
  default_find(K, Default, Dict) ->
      case dict:find(K, Dict) of
          error -> Default;
  
negative.code: 
  default_find(K, Dict) ->
      default_find(K, [], Dict).
  
  %% External API
  
  basic_stats(PoolId, BucketId) ->
      Pool = menelaus_web:find_pool_by_id(PoolId),
  