anchor.diff:  silk.volume.block_size.io_ops.avg,gauge,,operation,,Average volume IO operations tagged by block size,0,silk,volume blocksize avg io ops,
   silk.volume.block_size.latency.inner,gauge,,millisecond,,Volume inner latency tagged by block size,0,silk,volume blocksize inner latency,
   silk.volume.block_size.latency.outer,gauge,,millisecond,,Volume outer latency tagged by block size,0,silk,volume blocksize outer latency,
  -silk.volume.block_size.throughput.avg,gauge,,,,Average volume throughput tagged by block size,0,silk,volume blocksize avg throughput,
  +silk.volume.block_size.throughput.avg,gauge,,megabyte,second,Average volume throughput tagged by block size,0,silk,volume blocksize avg throughput,
   silk.system.read.io_ops.avg,gauge,,operation,,Average system read IO operations,0,silk,system read avg io ops,
   silk.system.read.latency.inner,gauge,,millisecond,,System inner read latency,0,silk,system read inner latency,
   silk.system.read.latency.outer,gauge,,millisecond,,System outer read latency,0,silk,system read outer latency,
  
positive.code: silk.volume.io_ops.max,gauge,,operation,,Maximum volume IO operations,0,silk,volume io ops max,
  silk.volume.latency.inner,gauge,,millisecond,,Volume inner latency,0,silk,volume inner latency,
  silk.volume.latency.outer,gauge,,millisecond,,Volume outer latency,0,silk,volume outer latency,
  silk.volume.throughput.avg,gauge,,,,Average volume throughput,0,silk,volume throughput avg,
  silk.volume.throughput.max,gauge,,,,Maximum volume throughput,0,silk,volume throughput max,
  silk.system.capacity.allocated,gauge,,kibibyte,,Allocated system capacity,0,silk,system capacity allocated,
  silk.system.capacity.allocated_snapshots_and_views,gauge,,kibibyte,,Allocated system capacity for snapshots and views,0,silk,allocated snapshots and views,
  silk.system.capacity.allocated_volumes,gauge,,kibibyte,,Allocated system capacity for volumes,0,silk,system capacity allocated volumes,
  
negative.code: silk.volume.write.io_ops.avg,gauge,,operation,,Average volume IO write operations,0,silk,system write avg io ops,
  silk.volume.write.latency.inner,gauge,,millisecond,,Volume inner write latency,0,silk,system write inner latency,
  silk.volume.write.latency.outer,gauge,,millisecond,,Volume outer write latency,0,silk,system write outer latency,
  silk.volume.write.throughput.avg,gauge,,megabyte,second,Average volume write throughput,0,silk,system write avg throughput,
  