List of statistics
This page lists all the statistics generated by the Weka system, according to category.
Type | Description | Units |
GP_GETATTR_CACHE_MISS | Number of general purpose getAttr cache misses per second | Ops/Sec |
GP_GETATTR | Number of general purpose getAttr calls per second | Ops/Sec |
Type | Description | Units |
BUCKET_CACHED_METADATA_BLOCKS | Bucket number of cached metadata blocks | Blocks |
BUCKET_CACHED_REGISTRY_L2_BLOCKS | Bucket number of cached registry L2 blocks | Blocks |
BUCKET_CACHE_METADATA_HITS | Bucket block cache metadata hits | Queries |
BUCKET_CACHE_METADATA_MISSES | Bucket block cache metadata misses | Queries |
BUCKET_CACHE_REGISTRY_L2_HITS | Bucket block cache registry L2 hits | Queries |
BUCKET_CACHE_REGISTRY_L2_MISSES | Bucket block cache registry L2 misses | Queries |
BUCKET_REGISTRY_L2_BLOCKS_NUM | Bucket number of registry L2 blocks | Blocks |
Type | Description | Units |
BLOCK_FULL_WRITES | Full block writes | Writes |
BLOCK_PARTIAL_WRITES | Partial block writes | Writes |
Type | Description | Units |
BUDGET_UNDERFLOW_BLOCKS | Blocks/Sec | |
CHOKING_LEVEL_ALL | Throttling level applied on all types of IOs | % |
CHOKING_LEVEL_NON_MUTATING | Throttling level applied on non-mutating only types of IOs | % |
DESTAGED_BLOCKS_COUNT | Blocks/Sec | |
DESTAGE_COUNT | Destages/Sec | |
DIR_MOVE_TIME | Ops | |
EXTENT_BLOCKS_COUNT | Blocks | |
FREEABLE_LRU_BUFFERS | Buffers | |
HASH_BLOCKS_COUNT | Blocks | |
INODE_BLOCKS_COUNT | Blocks | |
INODE_REFRESHER_QUEUE_LENGTH | Items | |
JOURNAL_BLOCKS_COUNT | Blocks | |
JOURNAL_ITERATIONS | Histogram of number of batches of stripes committed in a single request | |
READS | Number of read operations per second | Ops/Sec |
READ_BYTES | Number of bytes read per second | Bytes/Sec |
READ_LATENCY | Average latency of READ operations | Microseconds |
REGISTRY_L1_BLOCKS_COUNT | Blocks | |
REGISTRY_L2_BLOCKS_COUNT | Blocks | |
REGISTRY_SEARCHES_COUNT | Queries/Sec | |
RESIDENT_BLOCKS_COUNT | Blocks/Sec | |
SNAPSHOT_CREATION_TIME | Snaps | |
SPATIAL_SQUELCH_BLOCKS_COUNT | Blocks | |
SUCCESSFUL_DATA_WEDGINGS | Attempts/Sec | |
SUPERBLOCK_BLOCKS_COUNT | Blocks | |
TAKEOVERS_SUCCESSFUL | Takeover Attempts/Sec | |
TAKEOVER_ATTEMPTS | Takeover Attempts/Sec | |
TEMPORAL_SQUELCH_BLOCKS_COUNT | Blocks | |
UNSUCCESSFUL_DATA_WEDGINGS | Attempts/Sec | |
USER_DATA_BUFFERS_IN_USE | Buffers | |
WRITES | Number of write operations per second | Ops/Sec |
WRITE_BYTES | Number of byte writes per second | Bytes/Sec |
WRITE_LATENCY | Average latency of WRITE operations | Microseconds |
Type | Description | Units |
BUCKET_FAILOVERS | Amount of times swapping from a remote primary node to a secondary | Failovers |
INVALID_BUCKET_TERM | Number of times a remote bucket rejected a request becaue the term was invalid | Exceptions |
REMOTE_BUCKET_IS_SECONDARY | Number of times a remote bucket reported it is secondary and cannot serve us | Exceptions |
Type | Description | Units |
BUCKET_INITS | Number of bucket initializations | Times |
BUCKET_INIT_LATENCY_HIST | Milliseconds | |
BUCKET_INIT_LATENCY | Average latency of bucket initialization | Seconds |
Type | Description | Units |
CPU_UTILIZATION | Percentage of the CPU time utilized for handling I/Os | % |
Type | Description | Units |
CHOKING_LEVEL_ALL | Throttling level applied on all types of IOs, both mutating and non-mutating | |
CHOKING_LEVEL_NON_MUTATING | Throttling level applied on non-mutating only types of IOs | |
Type | Description | Units |
CLIENTS_CONNECTED | Clients connected | Clients/Sec |
CLIENTS_DISCONNECTED | Clients left or were removed | Clients/Sec |
CLIENTS_LEFT | Clients left | Clients/Sec |
CLIENTS_RECONNECTED | Clients reconnected instead of an old instance of theirs | Clients/Sec |
CLIENTS_REMOVED | Clients removed | Clients/Sec |
Type | Description | Units |
AVERAGE_CHANGES_IN_CHANGESET | Average changes in changeset | Changes/Sec |
AVERAGE_CHANGES_IN_GENERATION | Average changes in generation | Changes/Sec |
BACKEND_NODE_REJOIN_TIME | Milliseconds | |
CHANGESET_COMMIT_LATENCY | Average latency of committing a config changeset | Microseconds |
CLIENT_NODE_REJOIN_TIME | Milliseconds | |
GENERATION_COMMIT_LATENCY | Average latency of committing a config generation | Microseconds |
HEARTBEAT_PROCESSING_TIME_OLD | Seconds | |
HEARTBEAT_PROCESSING_TIME | Seconds | |
LEADER_HEARTBEAT_PROCESSING_TIME_OLD | Seconds | |
LEADER_HEARTBEAT_PROCESSING_TIME | Seconds | |
TOTAL_CHANGESETS_COMMITTED | Total number of changesets committed | Change Sets |
TOTAL_COMMITTED_CHANGES | Total number of config changes committed | Changes |
TOTAL_GENERATIONS_COMMITTED | Number of generations committed per second | Generations |
Type | Description | Units |
BACKPRESSURED_BUCKETS_IN_FSS | Number of backpressured buckets | Buckets |
CONCURRENT_DEMOTES | How many demotes are executed concurrently | Demotes |
DEMOTE_EXTENT_OBS_FETCH_BACKPRESSURE | Number of extent BACKPRESSURE fetch operations per second | Ops/Sec |
DEMOTE_EXTENT_OBS_FETCH_IMMEDIATE_RELEASE | Number of extent IMMEDIATE_RELEASE fetch operations per second | Ops/Sec |
DEMOTE_EXTENT_OBS_FETCH_MANHOLE | Number of extent MANHOLE fetch operations per second | Ops/Sec |
DEMOTE_EXTENT_OBS_FETCH_MIGRATE | Number of extent MIGRATE fetch operations per second | Ops/Sec |
DEMOTE_EXTENT_OBS_FETCH_POLICY | Number of extent POLICY fetch operations per second | Ops/Sec |
DEMOTE_EXTENT_OBS_FETCH_RECLAMATION_REUPLOAD | Number of extent RECLAMATION_REUPLOAD fetch operations per second | Ops/Sec |
DEMOTE_EXTENT_OBS_FETCH_STOW | Number of extent STOW fetch operations per second | Ops/Sec |
DEMOTE_EXTENT_OBS_FETCH | Number of extent fetch operations per second | Ops/Sec |
DEMOTE_WAITING_FOR_SLOT | Average time waiting for a demotion concurrency slot | Microseconds |
DESERIALIZED_EXTENTS_WITH_INVALID_BLOBS | Number of deserialized extents with invalid blob id | Extents |
DOWNLOADS | Number of promotes operations per second | Ops/Sec |
DOWNLOAD_LATENCY | Latency of promote operations | Microseconds |
FAILED_DOWNLOADS | Number of failed promotes operations per second | Ops/Sec |
FAILED_UPLOADS | Number of failed demotes operations per second | Ops/Sec |
OBS_4K_IOPS_READ | Number of object store dedicated 4K read operations per second | Ops/Sec |
OBS_BACKPRESSURE_FREED | Number of bytes freed from disk due to backpressure | Bytes/Sec |
OBS_BLOB_HEADER_DOWNLOAD_LATENCY | Average latency of blob header download | Microseconds |
OBS_BLOB_SCAVENGE_LATENCY | Average latency of blob scavenges | Microseconds |
OBS_BLOB_TIERING_DURATION | Milliseconds | |
OBS_COMPLETELY_ALIVE_BLOBS | Percentage of blobs with only live extents linked to them | % |
OBS_COMPLETELY_DEAD_BLOBS | Percentage of blobs with no live extent linked to them | % |
OBS_EXTENTS_PREFETCH | Number of pre-fetched extents | Ops/Sec |
OBS_FREED | Number of bytes freed from disk because they are in the OBS | Bytes/Sec |
OBS_IMMEDIATE_RELEASE_FREED | Number of bytes freed from disk due to immediate release | Bytes/Sec |
OBS_INODES_PREFETCH | Number of pre-fetched inodes | Ops/Sec |
OBS_INODES_RELEASE | Number of pre-fetched inodes | Ops/Sec |
OBS_ONGOING_RECLAMATIONS | Number of ongoing reclamations | Ops |
OBS_POLICY_FREED | Number of bytes freed from disk due to policy | Bytes/Sec |
OBS_PROMOTE_EXTENT_WRITE_LATENCY | Microseconds | |
OBS_PROMOTE_EXTENT_WRITE | Ops/Sec | |
OBS_PROMOTE_WRITE | Bytes/Sec | |
OBS_READ | Reads that needed data from the OBS | Ops/Sec |
OBS_RECLAMATION_PURGED_BYTES | Number of bytes purged per second | Bytes/Sec |
OBS_RECLAMATION_SCAVENGED_BLOBS | Number of blobs scavenged per second | Ops/Sec |
OBS_RECLAMATION_SCAVENGED_BYTES | Number of bytes scavenged per second | Bytes/Sec |
OBS_RECLAMATION_WAIT_FOR_DESTAGE | Average time waiting for destage on space reclamation | Microseconds |
OBS_RELOC_DOWNLOAD | Number of relocation blobs downloaded per second | Ops/Sec |
OBS_RELOC_UPLOAD | Number of relocation blobs uploaded per second | Ops/Sec |
OBS_SCAVENGED_BLOB_WASTE_LEVEL | Histogram of waste level found in blobs | |
OBS_SHARED_DOWNLOADS_LATENCY | Microseconds | |
OBS_SHARED_DOWNLOADS | Ops/Sec | |
OBS_TRUNCATE | Truncates that needed data from the OBS | Ops/Sec |
OBS_UNEXPECTED_TAG_ON_DOWNLOAD | Unexpected tag when downloading an extent | Occurences |
OBS_WRITE | Writes that needed data from the OBS | Ops/Sec |
STOW_SERIALIZED_EXTENT_DATA | Number of extent descriptors uploaded that contain data | Extent descriptors |
STOW_SERIALIZED_EXTENT_DESCS | Number of extent descriptors uploaded | Extent descriptors |
STOW_SERIALIZED_EXTENT_REDIRECTS | Number of extent descriptors uploaded that redirect to previous snapshot | Extent descriptors |
TIERED_FS_BREAKING_POLICY | Tiered Filesystem Breaking Policy Counter | Activations |
TIMEOUT_DOWNLOADS | Number of timeout'ed promotes operations per second | Ops/Sec |
TIMEOUT_OPERATIONS | Total timeouted operations per second | Ops/Sec |
TIMEOUT_UPLOADS | Number of timeout'ed demotes operations per second | Ops/Sec |
UNEXPECTED_BLOCK_VERSION_POST_UPGRADE | Unexpected block version after upgrade completed | Occurences |
UNEXPECTED_HASHBLOCK_KV_VERSION_POST_UPGRADE | Unexpected hash block KV version after upgrade completed | Occurences |
UPLOADS | Number of upload attempts per second | Ops/Sec |
UPLOAD_CHOKING_LATENCY | Average latency of waiting for demote choking budget | Microseconds |
UPLOAD_LATENCY | Latency of demote | Microseconds |
Type | Description | Units |
FE_IDLE_CYCLES | Cycles/Sec | |
FE_IDLE_TIME | Percentage of the CPU time not utilized for handling I/Os on frontend | % |
Type | Description | Units |
FE_BLOCKS_DECRYPTED | Number of blocks decrypted in the frontend | Blocks |
FE_BLOCKS_ENCRYPTED | Number of blocks encrypted in the frontend | Blocks |
FE_BLOCK_CRYPTO_LATENCY | Average latency of frontend block crypto | Microseconds |
FE_BLOCK_DECRYPT_DURATION | Duration of decryption of blocks in the frontend | Microseconds |
FE_BLOCK_ENCRYPT_DURATION | Duration of encryption of blocks in the frontend | Microseconds |
FE_FILENAMES_DECRYPTED | Number of filenames decrypted in the frontend | Filenames |
FE_FILENAMES_ENCRYPTED | Number of filenames encrypted in the frontend | Filenames |
FE_FILENAME_CRYPTO_LATENCY | Average latency of frontend filename crypto | Microseconds |
FE_FILENAME_DECRYPT_DURATION | Duration of decryption of filenames in the frontend | Microseconds |
FE_FILENAME_ENCRYPT_DURATION | Duration of encryption of filenames in the frontend | Microseconds |
Type | Description | Units |
GC_FREE_SIZE_AFTER_SCAN | GC pool size after the scan ends | Bytes |
GC_FREE_SIZE_BEFORE_SCAN | GC pool size before the scan starts | Bytes |
GC_SCAN_TIME | GC scan time | Msec |
GC_USED_SIZE_AFTER_SCAN | GC used size after the scan ends | Bytes |
GC_USED_SIZE_BEFORE_SCAN | GC used size before the scan starts | Bytes |
Type | Description | Units |
JRPC_SERVER_PROCESSING_AVG | Microseconds | |
JRPC_SERVER_PROCESSING_TIME | | |
Type | Description | Units |
JOURNAL_CURRENT_OPS | Operations currently in journal | Journal Entries |
JOURNAL_OPS_IN | Operations added to the journal | Journal Entries/Sec |
JOURNAL_OPS_OUT | Operations removed from the journal | Journal Entries/Sec |
Type | Description | Units |
RSS_CURRENT | MB | |
RSS_PEAK | MB | |
Type | Description | Units |
BAD_RECV_CSUM | Number of packets received with a bad checksum | Packets/Sec |
CORRUPT_PACKETS | Number of packets received and deemed corrupted | Packets/Sec |
DOUBLY_RECEIVED_PACKETS | Number of packets that were received multiple times | Packets/Sec |
DROPPED_LARGE_PACKETS | Number of large packets dropped in the socket backend | Packets/Sec |
DROPPED_PACKETS | Number of packets received that we dropped | Packets/Sec |
ECN_ENCOUNTERED | Number of ECN Encountered packets | Packets/Sec |
FAULT_RECV_DELAYED_PACKETS | Number of received packets delayed due to a fault injection | Packets/Sec |
FAULT_RECV_DROPPED_PACKETS | Number of received packets dropped due to a fault injection | Packets/Sec |
FAULT_SENT_DELAYED_PACKETS | Number of sent packets delayed due to a fault injection | Packets/Sec |
FAULT_SENT_DROPPED_PACKETS | Number of sent packets dropped due to a fault injection | Packets/Sec |
GOODPUT_RX_RATIO | Percentage of goodput RX packets out of total data packets received | % |
GOODPUT_TX_RATIO | Percentage of goodput TX packets out of total data packets sent | % |
GW_MAC_RESOLVE_FAILURES | Number of times we failed to ARP resolve the gateway IP | Failures |
GW_MAC_RESOLVE_SUCCESSES | Number of times we succeeded to ARP resolve the gateway IP | Successes |
NODE_RECONNECTED | Number of reconnections | Reconnects/Sec |
PACKETS_PUMPED | Number of packets received in each call to recvPackets | |
PEER_RTT | RTT per peer node | Microseconds |
PORT_RX_BYTES | Number of bytes received | Bytes/Sec |
PORT_RX_PACKETS | Number of packets received | Packets/Sec |
PORT_TX_BYTES | Number of bytes transmitted | Bytes/Sec |
PORT_TX_PACKETS | Number of packets transmitted | Packets/Sec |
PUMPS_TXQ_FULL | Number of times we couldn't send any new packets to the NIC queue | Pumps/Sec |
PUMPS_TXQ_PARTIAL | Number of times we only sent some of our queued packets to the NIC queue | Pumps/Sec |
PUMP_DURATION | Duration of each pump | |
PUMP_INTERVAL | Interval between pumps | |
RDMA_ADD_CHUNK_FAILURES | Failures/Sec | |
RDMA_BINDING_FAILOVERS | Fail-overs/Sec | |
RDMA_CANCELED_COMPLETIONS | Completions/Sec | |
RDMA_CLIENT_BINDING_INVALIDATIONS | Invalidations/Sec | |
RDMA_COMPLETIONS | Completions/Sec | |
RDMA_COMP_DURATION | | |
RDMA_COMP_FAILURES | Failures/Sec | |
RDMA_COMP_LATENCY | Average time of RDMA requests completion | Microseconds |
RDMA_NET_ERR_RETRY_EXCEEDED | Occurences/Sec | |
RDMA_POOL_ALLOC_FAILED | Failures/Sec | |
RDMA_POOL_LOW_CAPACITY | Failures/Sec | |
RDMA_PORT_WAITING_FIBERS | Waiting fibers | |
RDMA_REQUESTS | Requests/Sec | |
RDMA_RX_BYTES | Bytes/Sec | |
RDMA_SERVER_BINDING_RESTARTS | Restarts/Sec | |
RDMA_SUBMIT_FAILURES | Failures/Sec | |
RDMA_SUBMIT_TIMEOUTS | Timeouts/Sec | |
RDMA_TX_BYTES | Bytes/Sec | |
RECEIVED_CONTROL_PACKETS | Number of received control packets | Packets/Sec |
RECEIVED_DATA_PACKETS | Number of received data packets | Packets/Sec |
RECEIVED_PACKETS | Number of packets received | Packets/Sec |
RECEIVED_PACKET_GENERATIONS | The generation ("resend count") of the first incarnation of the packet seen by the receiver (indicates packet loss) | |
REORDERED_PACKETS | Number of reordered packets | Packets/Sec |
RESEND_BATCH_SIZE | Number of packets sent in a resend batch | |
RESENT_DATA_PACKETS | Number of data packets resent | Packets/Sec |
SEND_QUEUE_TIMEOUTS | Number of packets cancelled due to envelope timeout and were not in the send window | Packets/Sec |
SEND_WINDOW_TIMEOUTS | Number of packets cancelled due to envelope timeout while in the send window | Packets/Sec |
SENT_ACKS | Number of ACK packets sent | Packets/Sec |
SENT_CONTROL_PACKETS | Number of control packets sent | Packets/Sec |
SENT_DATA_PACKETS | Number of data packets sent | Packets/Sec |
SENT_PACKETS | Number of sent packets | Packets/Sec |
SENT_REJECTS | Number of rejects sent | Packets/Sec |
SHORT_CIRCUIT_SENDS | Number of packets sent to the same node | Packets/Sec |
SLOW_PATH_CSUM | Number of packets that went through checksum calculation on the CPU | Packets/Sec |
TIMELY_RESENDS | Number of packets resent due to timely resend | Packets/Sec |
TIME_TO_ACK | Histogram of time to ack a data packet | |
TIME_TO_FIRST_SEND | Time from queueing to first send | |
UCX_SEND_CB | Packets/Sec | |
UCX_SEND_ERROR | Packets/Sec | |
UCX_SENT_PACKETS_ASYNC | Packets/Sec | |
UCX_SENT_PACKETS_IMMEDIATE | Packets/Sec | |
UCX_TXQ_FULL | Packets/Sec | |
UDP_SENDMSG_FAILED_EAGAIN | Number of packets that failed to be sent on the socket backend with EAGAIN | Packets/Sec |
UDP_SENDMSG_FAILED_OTHER | Number of packets that failed to be sent on the socket backend with an unknown error | Packets/Sec |
UDP_SENDMSG_PARTIAL_SEND | Number of packets that we failed to send but in the same pump some packets were sent | Packets/Sec |
UNACKED_RESENDS |