anchor.diff:      "metadata overhead warning";
   short_description(disk) ->
       "approaching full disk warning";
  +short_description(audit_dropped_events) ->
  +    "audit write failure";
   short_description(Other) ->
       %% this case is needed for tests to work
       couch_util:to_list(Other).
  
positive.code: do_handle_check_alerts_info(#state{history=Hist, opaque=Opaque}) ->
      BucketNames = ordsets:intersection(lists:sort(ns_memcached:active_buckets()),
                                         lists:sort(ns_bucket:node_bucket_names(node()))),
      RawPairs = [{Name, stats_reader:latest(minute, node(), Name, 1)} || Name <- BucketNames],
      Stats = [{Name, OrdDict}
               || {Name, {ok, [#stat_entry{values = OrdDict}|_]}} <- RawPairs],
      check_alerts(Opaque, Hist, Stats).
  
negative.code: %% @doc check for write failures inside ep engine
  check(write_fail, Opaque, _History, Stats) ->
      check_stat_increased(Stats, ep_item_commit_failed, Opaque);
  
  %% @doc check for write failures in audit log
  check(audit_write_fail, Opaque, _History, Stats) ->
      check_global_stat_increased(Stats, audit_dropped_events, Opaque);
  
  %% @doc check for any oom errors an any bucket
  check(oom, Opaque, _History, Stats) ->
  