Monitor Apache Solr easily with Grafana
Easily monitor your deployment of Apache Solr, an open source search platform built on Apache Lucene and known for its powerful full-text search, scalability, and real-time indexing, with Grafana Cloud’s out-of-the-box monitoring solution. The Grafana Cloud forever-free tier includes 3 users and up to 10k metrics series to support your monitoring needs.
Key metrics included
solr_collections_live_nodes
solr_collections_replica_state
solr_collections_shard_state
solr_metrics_core_errors_total
solr_metrics_core_query_5minRate
solr_metrics_core_query_client_errors_1minRate
solr_metrics_core_query_errors_1minRate
solr_metrics_core_query_local_5minRate
solr_metrics_core_query_local_p95_ms
solr_metrics_core_query_local_p99_ms
solr_metrics_core_query_p95_ms
solr_metrics_core_query_p99_ms
solr_metrics_core_searcher_cache
solr_metrics_core_searcher_cache_ratio
solr_metrics_core_timeouts_total
solr_metrics_core_update_handler_adds_total
solr_metrics_jetty_dispatches_total
solr_metrics_jetty_requests_total
solr_metrics_jetty_response_total
solr_metrics_jvm_gc_seconds_total
solr_metrics_jvm_gc_total
solr_metrics_jvm_memory_heap_bytes
solr_metrics_jvm_memory_non_heap_bytes
solr_metrics_jvm_os_cpu_load
solr_metrics_jvm_os_file_descriptors
solr_metrics_jvm_os_memory_bytes
solr_metrics_node_connections
solr_metrics_node_core_root_fs_bytes
solr_metrics_node_thread_pool_completed_total
solr_metrics_node_thread_pool_submitted_total
solr_metrics_node_timeouts_total
solr_zookeeper_ensemble_size
solr_zookeeper_status
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Key alerting rules included
ApacheSolrZookeeperChangeInEnsembleSize (Warning)
ApacheSolrHighCPUUsageCritical (Critical)
ApacheSolrHighCPUUsageWarning (Warning)
ApacheSolrHighHeapMemoryUsageCritical (Critical)
ApacheSolrHighHeapMemoryUsageWarning (Warning)
ApacheSolrLowCacheHitRatio (Warning)
ApacheSolrHighCoreErrors (Warning)
ApacheSolrHighDocumentIndexing (Warning)