anchor.diff:  mongodb.oplog.usedsizemb,gauge,,mebibyte,,Total amount of space used by the oplog.,0,mongodb,oplog used size mb
   mongodb.replset.health,gauge,,,,Member health value of the replica set: conveys if the member is up (i.e. 1) or down (i.e. 0).,1,mongodb,replset health
   mongodb.replset.replicationlag,gauge,,second,,Delay between a write operation on the primary and its copy to a secondary.,-1,mongodb,replication lag
  +mongodb.replset.state,gauge,,,,"State of a replica that reflects its disposition within the set.",0,mongodb,replset state
  +mongodb.replset.votefraction,gauge,,fraction,,"Fraction of votes a server will cast in a replica set election.",0,mongodb,votes fraction
  +mongodb.replset.votes,gauge,,vote,,"The number of votes a server will cast in a replica set election.",0,mongodb,replset votes
   mongodb.stats.datasize,gauge,,byte,,Total size of the data held in this database including the padding factor.,0,mongodb,stats datasize
   mongodb.stats.indexes,gauge,,index,,Total number of indexes across all collections in the database.,0,mongodb,stats indexes
   mongodb.stats.indexsize,gauge,,byte,,Total size of all indexes created on this database.,0,mongodb,stats indexsize
  
positive.code: mongodb.backgroundflushing.total_ms,gauge,,millisecond,,Total number of time that the `mongod` processes have spent writing (i.e. flushing) data to disk.,0,mongodb,background flushing total ms
  mongodb.connections.available,gauge,,connection,,Number of unused available incoming connections the database can provide.,0,mongodb,connections available
  mongodb.connections.current,gauge,,connection,,Number of connections to the database server from clients.,0,mongodb,connections current
  mongodb.cursors.timedout,gauge,,cursor,,Total number of cursors that have timed out since the server process started.,0,mongodb,cursors timed out
  mongodb.cursors.totalopen,gauge,,cursor,,Number of cursors that MongoDB is maintaining for clients,0,mongodb,cursors open
  mongodb.dbs,gauge,,item,,Total number of existing databases,0,mongodb,databases
  
negative.code: mongodb.metrics.repl.network.getmores.totalmillisps,gauge,,fraction,,Fraction of time (ms/s) required to collect data from getmore operations.,0,mongodb,repl network getmores totalmillis ps
  mongodb.metrics.repl.network.opsps,gauge,,operation,second,Number of operations read from the replication source per second.,0,mongodb,repl network ops ps
  mongodb.metrics.repl.network.readerscreatedps,gauge,,process,second,Number of oplog query processes created per second.,0,mongodb,repl network readerscreated ps
  mongodb.metrics.repl.preload.docs.numps,rate,,doc,,"Number of documents loaded during the pre-fetch stage of replication.",0,mongodb,repl docs nums
  mongodb.metrics.repl.preload.docs.totalmillisps,rate,,millisecond,,"Amount of time spent loading documents as part of the pre-fetch stage of replication.",0,mongodb,repl docs nums
  mongodb.metrics.repl.preload.indexes.numps,rate,,doc,,"Number of index entries loaded by members before updating documents as part of the pre-fetch stage of replication.",0,mongodb,repl docs nums
  mongodb.metrics.repl.preload.indexes.totalmillisps,rate,,millisecond,,"Amount of time spent loading documents as part of the pre-fetch stage of replication.",0,mongodb,repl docs nums
  mongodb.metrics.ttl.deleteddocumentsps,gauge,,document,second,Number of documents deleted from collections with a ttl index per second.,0,mongodb,ttl deleted docs ps
  mongodb.metrics.ttl.passesps,gauge,,operation,second,Number of times per second the background process removes documents from collections with a ttl index.,0,mongodb,ttl passes ps
  mongodb.network.bytesinps,rate,,byte,,"The number of bytes that reflects the amount of network traffic received by this database.",0,mongodb,bytes inps
  mongodb.network.bytesoutps,rate,,byte,,"The number of bytes that reflects the amount of network traffic sent from this database.",0,mongodb,bytes outps
  mongodb.network.numrequestsps,rate,,request,,"Number of distinct requests that the server has received.",0,mongodb,num requests ps
  mongodb.opcounters.commandps,gauge,,command,second,Total number of commands per second issued to the database.,0,mongodb,opcounters command ps
  mongodb.opcounters.deleteps,gauge,,operation,second,Number of delete operations per second.,0,mongodb,opcounters delete ps
  mongodb.opcounters.getmoreps,gauge,,operation,second,Number of getmore operations per second.,0,mongodb,opcounters getmore ps
  