Changes by Version

Release Notes.

8.5.0

Project

• Incompatible Change. Indices and templates of ElasticSearch(6/7, including zipkin-elasticsearch7) storage option have been changed.
• Update frontend-maven-plugin to 1.11.0, for Download node x64 binary on Apple Silicon.
• Add E2E test for VM monitoring that metrics from Prometheus node-exporter.
• Upgrade lombok to 1.18.16.

Java Agent

• Remove invalid mysql configuration in agent.config.
• Add net.bytebuddy.agent.builder.AgentBuilder.RedefinitionStrategy.Listener to show detail message when redefine errors occur.
• Fix ClassCastException of log4j gRPC reporter.
• Fix NPE when Kafka reporter activated.
• Enhance gRPC log appender to allow layout pattern.
• Fix apm-dubbo-2.7.x-plugin memory leak due to some Dubbo RpcExceptions.
• Fix lettuce-5.x-plugin get null host in redis sentinel mode.
• Fix ClassCastException by making CallbackAdapterInterceptor to implement EnhancedInstance interface in the spring-kafka plugin.
• Fix NullPointerException with KafkaProducer.send(record).
• Support config agent.span_limit_per_segment can be changed in the runtime.
• Collect and report agent starting / shutdown events.
• Support jedis pipeline in jedis-2.x-plugin.
• Fix apm-toolkit-log4j-2.x-activation no trace Id in async log.
• Replace hbase-1.x-plugin with hbase-1.x-2.x-plugin to adapt hbase client 2.x

OAP-Backend

• Allow user-defined JAVA_OPTS in the startup script.
• Metrics combination API supports abandoning results.
• Add a new concept "Event" and its implementations to collect events.
• Add some defensive codes for NPE and bump up Kubernetes client version to expose exception stack trace.
• Update the timestamp field type for LogQuery.
• Support Zabbix protocol to receive agent metrics.
• Update the Apdex metric combine calculator.
• Enhance MeterSystem to allow creating metrics with same metricName / function / scope.
• Storage plugin supports postgresql.
• Fix kubernetes.client.opeanapi.ApiException.
• Remove filename suffix in the meter active file config.
• Introduce log analysis language (LAL).
• Fix alarm httpclient connection leak.
• Add sum function in meter system.
• Remove Jaeger receiver.
• Remove the experimental Zipkin span analyzer.
• Upgrade the Zipkin Elasticsearch storage from 6 to 7.
• Require Zipkin receiver must work with zipkin-elasticsearch7 storage option.
• Fix DatabaseSlowStatementBuilder statement maybe null.
• Remove fields of parent entity in the relation sources.
• Save Envoy http access logs when error occurs.
• Fix wrong service_instance_sla setting in the topology-instance.yml.
• Fix wrong metrics name setting in the self-observability.yml.
• Add telemetry data about metrics in, metrics scraping, mesh error and trace in metrics to zipkin receiver.
• Fix tags store of log and trace on h2/mysql/pg storage.
• Merge indices by Metrics Function and Meter Function in Elasticsearch Storage.
• Fix receiver don't need to get itself when healthCheck
• Remove group concept from AvgHistogramFunction. Heatmap(function result) doesn't support labels.
• Support metrics grouped by scope labelValue in MAL, no need global same labelValue as before.
• Add functions in MAL to filter metrics according to the metric value.
• Optimize the self monitoring grafana dashboard.
• Enhance the export service.
• Add function retagByK8sMeta and opt type K8sRetagType.Pod2Service in MAL for k8s to relate pods and services.

UI

• Update selector scroller to show in all pages.
• Implement searching logs with date.
• Add nodejs 14 compiling.
• Fix trace id by clear search conditions.
• Search endpoints with keywords.
• Fix pageSize on logs page.
• Update echarts version to 5.0.2.
• Fix instance dependency on the topology page.
• Fix resolved url for vue-property-decorator.
• Show instance attributes.
• Copywriting grammar fix.
• Fix log pages tags column not updated.
• Fix the problem that the footer and topology group is shaded when the topology radiation is displayed.
• When the topology radiation chart is displayed, the corresponding button should be highlighted.
• Refactor the route mapping, Dynamically import routing components, Improve first page loading performance.

Documentation

• Polish documentation due to we have covered all tracing, logging, and metrics fields.
• Adjust documentation about Zipkin receiver.

All issues and pull requests are here

Find change logs of all versions here.