net_connect_attempts_total |
Histogram |
Head/Query peer |
Histogram of TCP connection attempted to storage service |
net_connect_seconds |
Histogram |
Head/Query peer |
Histogram of time to connect over TCP to storage service in seconds |
net_dns_resolve_seconds |
Histogram |
Head/Query peer |
Histogram of DNS resolution time to storage service in seconds. |
net_http_response_time |
Histogram |
Head/Query peer |
Histogram HTTP response time to storage service in seconds |
net_http_response_bytes |
Histogram |
Head/Query peer |
Histogram of HTTP bytes downloaded from the storage service |
net_http_attempts_total |
Histogram |
Head/Query peer |
Histogram of HTTP connection attempted to storage service |
net_http_status_code |
Histogram |
Head/Query peer |
Histogram of HTTP status code result from storage service |
vfs_cache_hitmiss_total |
Histogram |
Head/Query peer |
Histogram of cache status if bucket = 0 cache miss, and 1 cache hit |
vfs_cache_read_bytes |
Histogram |
Head/Query peer |
Histogram bytes read from cache |
vfs_net_read_bytes |
Histogram |
Head/Query peer |
Histogram bytes read from network |
vfs_cache_lru_file_eviction_total |
Histogram |
Head/Query peer |
Histogram cache eviction of files |
epoll_cpu_seconds |
Histogram |
Head/Query peer |
Histogram CPU used in seconds |
epoll_io_seconds |
Histogram |
Head/Query peer |
Histogram I/O in seconds |
epoll_poll_seconds |
Histogram |
Head/Query peer |
Histogram wait for file descriptor in seconds |
hdx_storage_r_catalog_partitions_total |
Histogram |
Head/Query peer |
Histogram of per query catalog partition count |
hdx_storage_r_partitions_read_total |
Histogram |
Head/Query peer |
Histogram of per query partition read count |
hdx_storage_r_partitions_per_core_total |
Histogram |
Head/Query peer |
Histogram of per core partition used count |
hdx_storage_r_peers_used_total |
Histogram |
Query peer |
Histogram of storage used total |
hdx_storage_r_cores_used_total |
Histogram |
Query peer |
Histogram of Cores used total |
hdx_storage_r_catalog_timerange |
Histogram |
Head/Query peer |
Histogram of query time range distribution |
hdx_partition_columns_read_total |
Histogram |
Head/Query peer |
Histogram of column read |
hdx_partition_block_decode_seconds |
Histogram |
Head/Query peer |
Histogram of time spent decoding hdx blocks in seconds |
hdx_partition_open_seconds |
Histogram |
Head/Query peer |
Histogram of time spent opening hdx partition in seconds |
hdx_partition_read_seconds |
Histogram |
Head/Query peer |
Histogram of time spent reading hdx partition in seconds |
hdx_partition_skipped_total |
Histogram |
Head/Query peer |
Histogram of partition skip count due to no matching columns |
hdx_partition_blocks_read_total |
Histogram |
Head/Query peer |
Histogram of partition read count |
hdx_partition_blocks_avail_total |
Histogram |
Head/Query peer |
Histogram of partition blocks available |
hdx_partition_index_decision |
Histogram |
Head/Query peer |
Histogram of partition decision if bucket = 0 fullscan, 1 partial scan and 2 no match |
hdx_partition_index_lookup_seconds |
Histogram |
Head/Query peer |
Histogram of index lookup in seconds |
hdx_partition_index_blocks_skipped_percent |
Histogram |
Head/Query peer |
Histogram of skipped index blocked in percentage |
hdx_partition_index_blocks_skipped_total |
Histogram |
Head/Query peer |
Histogram of skipped index blocked in total |
hdx_partition_rd_w_err_total |
Histogram |
Head/Query peer |
Histogram of errors if bucket = 0 read error, 1 written error and 3 error |
query_iowait_seconds |
Histogram |
Head/Query peer |
Histogram query IO wait in seconds |
query_cpuwait_seconds |
Histogram |
Head/Query peer |
Histogram query cpu wait in seconds |
query_hdx_ch_conv_seconds |
Histogram |
Head/Query peer |
Histogram of time spent converting hdx blocks to clickhouse in seconds |
query_health |
Histogram |
Head/Query peer |
Histogram of query health if bucket = 0 initiated error, 1 succeeded and 2 error |
query_peer_availability |
Histogram |
Head/Query peer |
Histogram of query peer availability if bucket = 0 primary_peer_available, 1 secondary_peer_available and 2 no_reachable_peers |
query_attempts_total |
Histogram |
Head/Query peer |
Histogram of query attempts total |
query_response_seconds |
Histogram |
Head/Query peer |
Histogram of query response total in seconds |
query_rows_read_total |
Histogram |
Head/Query peer |
Histogram of query rows read total |
query_read_bytes |
Histogram |
Head/Query peer |
Histogram of query read bytes total |
query_rows_written_total |
Histogram |
Head/Query peer |
Histogram of query rows written total |