Alerts and events
Logged alerts and events
The following alerts and events can appear in syslog and the Cluster Manager UI logs.
| Alert/Event | UI message | Severity | Notes |
|---|---|---|---|
| aof_slow_disk_io | Redis performance is degraded as a result of disk I/O limits | True: error, False: info | node alert |
| authentication_err | error | bdb event; Replica of - error authenticating with the source database | |
| backup_delayed | Periodic backup has been delayed for longer than <threshold> minutes |
True: warning, False: info | bdb alert; Has threshold parameter in the data: section of the log entry. |
| backup_failed | error | bdb event | |
| backup_started | info | bdb event | |
| backup_succeeded | info | bdb event | |
| bdb_created | info | bdb event | |
| bdb_deleted | info | bdb event | |
| bdb_updated | info | bdb event; Indicates that a bdb configuration has been updated | |
| checks_error | error | node event; Indicates that one or more node checks have failed | |
| cluster_updated | info | cluster event; Indicates that cluster settings have been updated | |
| compression_unsup_err | error | bdb event; Replica of - Compression not supported by sync destination | |
| crossslot_err | error | bdb event; Replica of - sharded destination does not support operation executed on source | |
| cpu_utilization | CPU utilization has reached <threshold>% |
True: warning, False: info | node alert; Has global_threshold parameter in the key/value section of the log entry. |
| even_node_count | True high availability requires an odd number of nodes | True: warning, False: info | cluster alert |
| ephemeral_storage | Ephemeral storage has reached <threshold>% of its capacity |
True: warning, False: info | node alert; Has global_threshold parameter in the key/value section of the log entry. |
| export_failed | error | bdb event | |
| export_started | info | bdb event | |
| export_succeeded | info | bdb event | |
| failed | Node failed | critical | node alert |
| free_flash | Flash storage has reached <threshold>% of its capacity |
True: warning, False: info | node alert; Has global_threshold parameter in the key/value section of the log entry. |
| high_latency | Latency is higher than <threshold> milliseconds |
True: warning, False: info | bdb alert; Has threshold parameter in the key/value section of the log entry. |
| high_syncer_lag | Replica of - sync lag is higher than <threshold> seconds |
True: warning, False: info | bdb alert; Has threshold parameter in the key/value section of the log entry. |
| high_throughput | Throughput is higher than <threshold> RPS (requests per second) |
True: warning, False: info | bdb alert; Has threshold parameter in the key/value section of the log entry. |
| import_failed | error | bdb event | |
| import_started | info | bdb event | |
| import_succeeded | info | bdb event | |
| inconsistent_redis_sw | Not all databases are running the same open source version | True: warning, False: info | cluster alert |
| inconsistent_rl_sw | Not all nodes in the cluster are running the same Redis Labs Enterprise Cluster version | True: warning, False: info | cluster alert |
| insufficient_disk_aofrw | Node has insufficient disk space for AOF rewrite | True: error, False: info | node alert |
| internal_bdb | Issues with internal cluster databases | True: warning, False: info | cluster alert |
| license_added | info | cluster event | |
| license_deleted | info | cluster event | |
| license_updated | info | cluster event | |
| low_throughput | Throughput is lower than <threshold> RPS (requests per second) |
True: warning, False: info | bdb alert; Has threshold parameter in the key/value section of the log entry. |
| memory | Node memory has reached <threshold>% of its capacity |
True: warning, False: info | node alert; Has global_threshold parameter in the key/value section of the log entry. |
| multiple_nodes_down | Multiple cluster nodes are down - this might cause data loss | True: warning, False: info | cluster alert |
| net_throughput | Network throughput has reached <threshold>MB/s |
True: warning, False: info | node alert; Has global_threshold parameter in the key/value section of the log entry. |
| node_abort_remove_request | info | node event | |
| node_joined | Node joined | info | cluster event |
| node_operation_failed | Node operation failed | error | cluster event |
| node_remove_abort_completed | Node removed | info | cluster event; The remove node is a process that can fail and can also be aborted. If aborted, the abort can succeed or fail. |
| node_remove_abort_failed | Node removed | error | cluster event; The remove node is a process that can fail and can also be aborted. If aborted, the abort can succeed or fail. |
| node_remove_completed | Node removed | info | cluster event; The remove node is a process that can fail and can also be aborted. If aborted, the abort can succeed or fail. |
| node_remove_failed | Node removed | error | cluster event; The remove node is a process that can fail and can also be aborted. If aborted, the abort can succeed or fail. |
| node_remove_request | info | node event | |
| ocsp_query_failed | Failed querying OCSP server | True: error, False: info | cluster alert |
| ocsp_status_revoked | OCSP status revoked | True: error, False: info | cluster alert |
| oom_err | error | bdb event; Replica of - Replication source/target out of memory | |
| persistent_storage | Persistent storage has reached <threshold>% of its capacity |
True: warning, False: info | node alert; Has global_threshold parameter in the key/value section of the log entry. |
| ram_dataset_overhead | RAM Dataset overhead in a shard has reached <threshold>% of its RAM limit |
True: warning, False: info | bdb alert; Has threshold parameter in the key/value section of the log entry. |
| ram_overcommit | Cluster capacity is less than total memory allocated to its databases | True: error, False: info | cluster alert |
| ram_values | Percent of values in a shard's RAM is lower than <threshold>% of its key count |
True: warning, False: info | bdb alert; Has threshold parameter in the key/value section of the log entry. |
| shard_num_ram_values | Number of values in a shard's RAM is lower than <threshold> values |
True: warning, False: info | bdb alert; Has threshold parameter in the key/value section of the log entry. |
| size | Dataset size has reached <threshold>% of the memory limit |
True: warning, False: info | bdb alert; Has threshold parameter in the key/value section of the log entry. |
| syncer_connection_error | error | bdb alert | |
| syncer_general_error | error | bdb alert | |
| too_few_nodes_for_replication | Database replication requires at least two nodes in cluster | True: warning, False: info | cluster alert |
| user_created | info | user event | |
| user_deleted | info | user event | |
| user_updated | info | user event; Indicates that a user configuration has been updated |