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Observability

Metrics

This feature is available only in Redisson PRO

Monitoring systems integration

Redisson provides integration the most popular monitoring systems through Micrometer framework.

1. AppOptics

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-appoptics

Class: org.redisson.config.metrics.AppOpticsMeterRegistryProvider

Parameters:

  • uri - AppOptics host uri
  • hostTag - tag mapped to host
  • apiToken - AppOptics api token
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

2. Atlas

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-atlas

Class: org.redisson.config.metrics.AtlasMeterRegistryProvider

Parameters:

  • uri - Atlas host uri
  • configUri - Atlas LWC endpoint uri to retrieve current subscriptions
  • evalUri - Atlas LWC endpoint uri to evaluate the data for a subscription
  • numThreads - number of threads used by scheduler (default is 4)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 10000)

3. Azure

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-azure-monitor

Class: org.redisson.config.metrics.AzureMonitorMeterRegistryProvider

Parameters:

  • instrumentationKey - instrumentation key
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

4. Amazon CloudWatch

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-cloudwatch

Class: org.redisson.config.metrics.CloudWatchMeterRegistryProvider

Parameters:

  • accessKey - AWS access key
  • secretKey - AWS secret access key
  • namespace - namespace value
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

5. Datadog

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-datadog

Class: org.redisson.config.metrics.DatadogMeterRegistryProvider

Parameters:

  • uri - Datadog host uri
  • hostTag - tag mapped to host
  • apiKey - api key
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

6. Dropwizard

Class: org.redisson.config.metrics.DropwizardMeterRegistryProvider

Parameters:

  • sharedRegistryName - name used to store instance in SharedMetricRegistries
  • nameMapper - custom implementation of io.micrometer.core.instrument.util.HierarchicalNameMapper

7. Dynatrace

Class: org.redisson.config.metrics.DynatraceMeterRegistryProvider

Parameters:

  • uri - Dynatrace host uri
  • apiToken - api token
  • deviceId - device id
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

8. Elastic

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-elastic

Class: org.redisson.config.metrics.ElasticMeterRegistryProvider

Parameters:

  • host - Elasticsearch host uri
  • userName - user name
  • password - password
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

9. Ganglia

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-ganglia

Class: org.redisson.config.metrics.GangliaMeterRegistryProvider

Parameters:

  • host - Ganglia host address
  • port - Ganglia port
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

10. Graphite

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-graphite

Class: org.redisson.config.metrics.GraphiteMeterRegistryProvider

Parameters:

  • host - Graphite host address
  • port - Graphite port

11. Humio

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-humio

Class: org.redisson.config.metrics.HumioMeterRegistryProvider

Parameters:

  • uri - Humio host uri
  • repository - repository name
  • apiToken - api token
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

12. Influx

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-influx

Class: org.redisson.config.metrics.InfluxMeterRegistryProvider

Parameters:

  • uri - Influx host uri
  • db - db name
  • userName - user name
  • password - password
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

13. JMX

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-jmx

Class: org.redisson.config.metrics.JmxMeterRegistryProvider

Parameters:

  • domain - domain name
  • sharedRegistryName - name used to store instance in SharedMetricRegistries

14. Kairos

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-kairos

Class: org.redisson.config.metrics.KairosMeterRegistryProvider

Parameters:

  • uri - Kairos host uri
  • userName - user name
  • password - password
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

15. NewRelic

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-new-relic

Class: org.redisson.config.metrics.NewRelicMeterRegistryProvider

Parameters:

  • uri - NewRelic host uri
  • apiKey - api key
  • accountId - account id
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

16. Prometheus

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-prometheus

Class: org.redisson.config.metrics.MeterRegistryWrapper

Parameters:

  • registry - instance of PrometheusMeterRegistry object

17. SingnalFx

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-signalfx

Class: org.redisson.config.metrics.SingnalFxMeterRegistryProvider

Parameters:

  • apiHost - SingnalFx host uri
  • accessToken - access token
  • source - application instance id
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 10 secs)
  • batchSize - number of measurements sent per request (default is 500)

18. Stackdriver

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-stackdriver

Class: org.redisson.config.metrics.StackdriverMeterRegistryProvider

Parameters:

  • projectId - project id
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

19. Statsd

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-statsd

Class: org.redisson.config.metrics.StatsdMeterRegistryProvider

Parameters:

  • host - Statsd host address
  • port - Statsd port
  • flavor - metrics format ETSY/DATADOG/TELEGRAF/SYSDIG

20. Wavefront

Required dependency:

  • groupId: io.micrometer
  • artifactId: micrometer-registry-wavefront

Class: org.redisson.config.metrics.WavefrontMeterRegistryProvider

Parameters:

  • uri - Wavefront host uri
  • source - application instance id
  • apiToken - api token
  • numThreads - number of threads used by scheduler (default is 2)
  • step - update interval in ISO-8601 format (default is 1 min)
  • batchSize - number of measurements sent per request (default is 500)

Config examples

JMX config

Config config = ... // Redisson PRO config object

JmxMeterRegistryProvider provider = new JmxMeterRegistryProvider();
provider.setDomain("appStats");
config.setMeterRegistryProvider(provider);

Prometheus config

Config config = ... // Redisson PRO config object

PrometheusMeterRegistry registry = ...
config.setMeterRegistryProvider(new MeterRegistryWrapper(registry));

Dynatrace config

Config config = ... // Redisson PRO config object

DynatraceMeterRegistryProvider p = new DynatraceMeterRegistryProvider();
p.setApiToken("Hg3M0iadsQC2Pcjk6QIW0g");
p.setUri("https://qtd9012301.live.dynatrace.com/");
p.setDeviceId("myHost");
config.setMeterRegistryProvider(p);

Influx config

Config config = ... // Redisson PRO config object

InfluxMeterRegistryProvider provider = new InfluxMeterRegistryProvider();
provider.setUri("http://localhost:8086/");
provider.setDb("myinfluxdb");
provider.setUserName("admin");
provider.setPassword("admin");
config.setMeterRegistryProvider(provider);

YAML config examples

YAML config is appended to Redisson config.

JMX config 

meterRegistryProvider: !<org.redisson.config.metrics.JmxMeterRegistryProvider> 
               domain: "appStats"

Dynatrace config 

meterRegistryProvider: !<org.redisson.config.metrics.DynatraceMeterRegistryProvider>
             apiToken: "Hg3M0iadsQC2Pcjk6QIW0g"
                  uri: "https://qtd9012301.live.dynatrace.com"
             deviceId: "myHost"

Influx config 

meterRegistryProvider: !<org.redisson.config.metrics.InfluxMeterRegistryProvider>
                  uri: "http://localhost:8086/"
                   db: "myinfluxdb"
             userName: "admin"
             password: "admin"

Metrics list

The following metrics are available:

Configuration metrics

  • redisson.license.expiration-year - A Gauge of the number of the license expiration year
  • redisson.license.expiration-month - A Gauge of the number of the license expiration month
  • redisson.license.expiration-day - A Gauge of the number of the license expiration day
  • redisson.license.active-instances - A Gauge of the number of active Redisson PRO clients
  • redisson.executor-pool-size - A Gauge of the number of executor threads pool size
  • redisson.netty-pool-size - A Gauge of the number of netty threads pool size
  • netty.eventexecutor.tasks.pending - Number of pending tasks in Netty event executor

Metrics per Redis or Valkey node

Base name: redisson.redis.<host>:<port>

  • status - A Gauge of the number value of Redis or Valkey node status [1 = connected, -1 = disconnected]

  • type - A Gauge of the number value of Redis or Valkey node type [1 = MASTER, 2 = SLAVE, 3 = SENTINEL]

  • total-response-bytes - A Meter of the total amount of bytes received from Redis or Valkey

  • response-bytes - A Histogram of the number of bytes received from Redis or Valkey
  • total-request-bytes - A Meter of the total amount of bytes sent to Redis or Valkey

  • request-bytes - A Histogram of the number of bytes sent to Redis or Valkey

  • connections.active - A Counter of the number of busy connections

  • connections.free - A Counter of the number of free connections
  • connections.max-pool-size - A Counter of the number of maximum connection pool size
  • connections.reconnected - A Counter of the number of reconnected connections

  • connections.total - A Counter of the number of total connections in pool

  • operations.total - A Meter of the number of total executed operations

  • operations.total-failed - A Meter of the number of total failed operations
  • operations.total-successful - A Meter of the number of total successful operations
  • operations.latency - A Histogram of the number of operations latency in milliseconds

  • operations.retry-attempt - A Histogram of the number of operations retry attempts

  • publish-subscribe-connections.active - A Counter of the number of active publish subscribe connections

  • publish-subscribe-connections.free - A Counter of the number of free publish subscribe connections
  • publish-subscribe-connections.max-pool-size - A Counter of the number of maximum publish subscribe connection pool size
  • publish-subscribe-connections.total - A Counter of the number of total publish subscribe connections in pool

Metrics per RRemoteService object

Base name: redisson.remote-service.<name>

  • invocations.total - A Meter of the number of total executed invocations
  • invocations.total-failed - A Meter of the number of total failed to execute invocations
  • invocations.total-successful - A Meter of the number of total successful to execute invocations

Metrics per RExecutorService object

Base name: redisson.executor-service.<name>

  • tasks.submitted - A Meter of the number of submitted tasks

  • tasks.executed - A Meter of the number of executed tasks

  • workers.active - A Gauge of the number of busy task workers

  • workers.free - A Gauge of the number of free task workers
  • workers.total - A Gauge of the number of total task workers
  • workers.tasks-executed.total - A Meter of the number of total executed tasks by workers
  • workers.tasks-executed.total-failed - A Meter of the number of total failed to execute tasks by workers
  • workers.tasks-executed.total-successful - A Meter of the number of total successful to execute tasks by workers

Metrics per RMap object

Base name: redisson.map.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache
  • removals - A Meter of the number of removals from the cache

Metrics per RMapCache object

Base name: redisson.map-cache.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache
  • removals - A Meter of the number of removals from the cache

Metrics per RMapCacheV2 object

Base name: redisson.map-cache-v2.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache
  • removals - A Meter of the number of removals from the cache

Metrics per RMapCacheNative object

Base name: redisson.map-cache-native.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache
  • removals - A Meter of the number of removals from the cache

Metrics per RClusteredMapCache object

Base name: redisson.clustered-map-cache.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache
  • removals - A Meter of the number of removals from the cache

Metrics per RClusteredMapCacheNative object

Base name: redisson.clustered-map-cache-native.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache
  • removals - A Meter of the number of removals from the cache

Metrics per RLocalCachedMap object

Base name: redisson.local-cached-map.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache

  • removals - A Meter of the number of removals from the cache

  • local-cache.hits - A Meter of the number of get requests for data contained in local cache

  • local-cache.misses - A Meter of the number of get requests for data contained in local cache
  • local-cache.evictions - A Meter of the number of evictions for data contained in local cache
  • local-cache.size - A Gauge of the number of local cache size

Metrics per RClusteredLocalCachedMap object

Base name: redisson.clustered-local-cached-map.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache

  • removals - A Meter of the number of removals from the cache

  • local-cache.hits - A Meter of the number of get requests for data contained in local cache

  • local-cache.misses - A Meter of the number of get requests for data contained in local cache
  • local-cache.evictions - A Meter of the number of evictions for data contained in local cache
  • local-cache.size - A Gauge of the number of local cache size

Metrics per RLocalCachedMapCache object

Base name: redisson.local-cached-map-cache.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache

  • removals - A Meter of the number of removals from the cache

  • local-cache.hits - A Meter of the number of get requests for data contained in local cache

  • local-cache.misses - A Meter of the number of get requests for data contained in local cache
  • local-cache.evictions - A Meter of the number of evictions for data contained in local cache
  • local-cache.size - A Gauge of the number of local cache size

Metrics per RLocalCachedMapCacheV2 object

Base name: redisson.local-cached-map-cache-v2.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache

  • removals - A Meter of the number of removals from the cache

  • local-cache.hits - A Meter of the number of get requests for data contained in local cache

  • local-cache.misses - A Meter of the number of get requests for data contained in local cache
  • local-cache.evictions - A Meter of the number of evictions for data contained in local cache
  • local-cache.size - A Gauge of the number of local cache size

Metrics per RLocalCachedMapCacheNative object

Base name: redisson.local-cached-map-cache-native.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache

  • removals - A Meter of the number of removals from the cache

  • local-cache.hits - A Meter of the number of get requests for data contained in local cache

  • local-cache.misses - A Meter of the number of get requests for data contained in local cache
  • local-cache.evictions - A Meter of the number of evictions for data contained in local cache
  • local-cache.size - A Gauge of the number of local cache size

Metrics per RClusteredLocalCachedMapCache object

Base name: redisson.clustered-local-cached-map-cache.<name>

  • hits - A Meter of the number of get requests for data contained in cache
  • misses - A Meter of the number of get requests for data not contained in cache
  • puts - A Meter of the number of puts to the cache

  • removals - A Meter of the number of removals from the cache

  • local-cache.hits - A Meter of the number of get requests for data contained in local cache

  • local-cache.misses - A Meter of the number of get requests for data contained in local cache
  • local-cache.evictions - A Meter of the number of evictions for data contained in local cache
  • local-cache.size - A Gauge of the number of local cache size

Metrics per RTopic object

Base name: redisson.topic.<name>

  • messages-sent - A Meter of the number of messages sent for topic
  • messages-received - A Meter of the number of messages received for topic

Metrics per RBucket object

Base name: redisson.bucket.<name>

  • gets - A Meter of the number of get operations executed for bucket object
  • sets - A Meter of the number of set operations executed for bucket object

Metrics per JCache object

Base name: redisson.JCache.<name>

  • cache.evictions - A Meter of the number of evictions for data contained in JCache
  • cache.puts - A Meter of the number of puts to the JCache
  • hit.cache.gets - A Meter of the number of get requests for data contained in JCache
  • miss.cache.gets - A Meter of the number of get requests for data contained in JCache

Tracing

This feature is available only in Redisson PRO

Redisson provides integration with the most popular tracer libraries through Micrometer Observation API and Micrometer Tracing framework. This feature allows to gather extra statistics about invoked Redisson methods: name, arguments, invocation path, duration and frequency.

Configuration metrics per Tracing event.

  • invocation - Redisson method with arguments. Arguments are included only if includeArgs set true
  • object_name - Redisson object name
  • address - Redis or Valkey server address
  • username - username used to connect to Redis or Valkey server

OpenZipkin Brave

Configuration example:

OkHttpSender sender = OkHttpSender.create("http://localhost:9411/api/v2/spans");
AsyncZipkinSpanHandler zipkinSpanHandler = AsyncZipkinSpanHandler.create(sender);
StrictCurrentTraceContext braveCurrentTraceContext = StrictCurrentTraceContext.create();

Tracing tracing = Tracing.newBuilder()
                         .localServiceName("myservice")
                         .currentTraceContext(braveCurrentTraceContext)
                         .sampler(Sampler.ALWAYS_SAMPLE)
                         .addSpanHandler(zipkinSpanHandler)
                         .build();

Config config = ... // Redisson PRO config object

config.setTracingProvider(new BraveTracingProvider(tracing));

Required dependencies:

  1. groupId: io.zipkin.reporter2, artifactId: zipkin-sender-okhttp3
  2. groupId: io.zipkin.reporter2, artifactId: zipkin-reporter-brave

OpenTelemetry

Configuration example:

SpanExporter spanExporter = new ZipkinSpanExporterBuilder()
                                    .setSender(URLConnectionSender.create("http://localhost:9411/api/v2/spans"))
                                    .build();

SdkTracerProvider sdkTracerProvider = SdkTracerProvider.builder()
                                           .addSpanProcessor(BatchSpanProcessor.builder(spanExporter).build())
                                           .build();

OpenTelemetrySdk openTelemetrySdk = OpenTelemetrySdk.builder()
                                         .setPropagators(ContextPropagators.create(B3Propagator.injectingSingleHeader()))
                                         .setTracerProvider(sdkTracerProvider)
                                         .build();

io.opentelemetry.api.trace.Tracer otelTracer = openTelemetrySdk.getTracerProvider().get("io.micrometer.micrometer-tracing");

Config config = ... // Redisson PRO config object

config.setTracingProvider(new OtelTracingProvider(otelTracer, openTelemetrySdk.getPropagators()));

Required dependencies:

  1. groupId: io.opentelemetry, artifactId: opentelemetry-exporter-zipkin
  2. groupId: io.zipkin.reporter2, artifactId: zipkin-sender-urlconnection