docs: metrics
@@ -9,7 +9,7 @@ Here are useful metrics
| --- | --- | --- |
| http_requests_total | http_requests | Total number of HTTP requests |
| gRPC_requests_total | requests | Total number of gROC requests |
-| http_request_duration_seconds| ? | ? |
+| http_request_duration_seconds| ? | Time to finish a request |
| http_mem_bytes | ? | ? |
| http_mem_bytes_total | ? | ? |
@@ -31,11 +31,10 @@ Here are useful metrics
| catalog_loaded_rows | row_count | Total number of rows (MUB, RUB, RUBandOS) for each table |
| catalog_lock_total | ? | ? |
| catalog_lock_wait_seconds_total | ? | ? |
-| ? | table_lock_tracker| ? |
| ? | partition_lock_tracker | ? |
| ? | chunk_lock_tracker | ? |
-| ? | timestamp_histogram| ? |
-| catalog_chunks_total | chunk_state | Number of chunks in different states (open, closed, compacting, compacted, writing_os, rub_and_os, ...)) |
+| ? | timestamp_histogram| Breakdown of timestamp distribution |
+| catalog_chunks_total | chunk_state | Number of chunks in different states (open, closed, compacting, compacted, writing_os, rub_and_os, ...)) - might be removed in the future |
### Chunks and Rows Pruned by Queries
| Metric name | Code Name | Description |
@@ -52,7 +51,7 @@ Here are useful metrics
| read_buffer_column_raw_bytes | column_raw_bytes_total | Estimated uncompressed data size for read buffer columns, further segmented by nullness |
-### Ingest Request (from Kafka?)
+### Ingest Request (from Kafka to Query Server)
| Metric name | Code Name | Description |
| --- | --- | --- |
| write_buffer_ingest_requests_total | red | Total number of write requests |
@@ -66,4 +65,4 @@ Here are useful metrics
### jemalloc
| Metric name | Code Name | Description |
| --- | --- | --- |
-| jemalloc_memstats_bytes | ? | ? |
\ No newline at end of file
+| jemalloc_memstats_bytes | ServerMetrics::jemalloc_domain | tracking jemalloc's active, alloc, metadata, mapped, resident, retained |
\ No newline at end of file
