Cache size in bytes.
Cache eviction counter, labeled with cache type and eviction reason.
Cache hit counter.
Cache miss counter.
Timer of whole compaction task.
Counter of failed compaction task.
Counter of all requested compaction task.
Timer of different stages in compaction.
Histogram of flushed bytes.
Elapsed time of a flush job.
Counter of scheduled failed flush jobs.
Counter of scheduled flush requests.
Note that the flush scheduler may merge some flush requests.
Elapsed time to handle requests.
Timer of index application.
Gauge of index apply memory usage.
Counter of created index bytes.
Timer of index creation.
Gauge of index create memory usage.
Counter of rows indexed.
Counter of flush operations on intermediate files.
Counter of read bytes on intermediate files.
Counter of read operations on intermediate files.
Counter of seek operations on intermediate files.
Counter of write bytes on intermediate files.
Counter of write operations on intermediate files.
Counter of r/w bytes on index related IO operations.
Counter of r/w operations on index related IO operations, e.g. read, write, seek and flush.
Counter of flush operations on puffin files.
Counter of read bytes on puffin files.
Counter of read operations on puffin files.
Counter of seek operations on puffin files.
Counter of write bytes on puffin files.
Counter of write operations on puffin files.
Gauge for inflight compaction tasks.
Gauge for inflight compaction tasks.
Number of in-progress scan per partition.
Elapsed time of manifest operation. Labeled with “op”.
Global memtable dictionary size in bytes.
Counter of filtered rows during merge.
Partition tree memtable data buffer freeze metrics
Partition tree memtable read path metrics
Counter of filtered rows by precise filter.
Histogram for the number of batches returned per query.
Histogram for the number of rows returned per query.
Counter of rows read from different source.
Counter of row groups read.
Histogram for the number of SSTs to scan per query.
Timer of different stages in query.
Gauge for open regions in each worker.
Stager notifier to collect metrics.
Upload bytes counter.
Global write buffer size in bytes.
Download bytes counter in the write cache.
Timer of the downloading task in the write cache.
Number of inflight download tasks.
Counter of rejected write requests.
Counter of rows to write.
Elapsed time of each write stage.
Number of stalled write requests in each worker.