| ## 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. |
| * Add Java agent Dockerfile to build Docker image for Java agent. |
| |
| #### 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 |
| * Remove the close_before_method and close_after_method parameters of custom-enhance-plugin to avoid memory leaks. |
| * Fix bug that springmvc-annotation-4.x-plugin, witness class does not exist in some versions. |
| * Add Redis command parameters to 'db.statement' field on Lettuce span UI for displaying more info. |
| * Fix NullPointerException with `ReactiveRequestHolder.getHeaders`. |
| * Fix springmvc reactive api can't collect HTTP statusCode. |
| * Fix bug that asynchttpclient plugin does not record the response status code. |
| * Fix spanLayer is null in optional plugin(gateway-2.0.x-plugin gateway-2.1.x-plugin). |
| * Support @Trace, @Tag and @Tags work for static methods. |
| |
| #### 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.openapi.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. |
| * Using "service.istio.io/canonical-name" to replace "app" label to resolve Envoy ALS service name. |
| * Support k8s monitoring. |
| * Make the flushing metrics operation concurrent. |
| * Fix ALS K8SServiceRegistry didn't remove the correct entry. |
| * Using "service.istio.io/canonical-name" to replace "app" label to resolve Envoy ALS service name. |
| * Append the root slash(/) to getIndex and getTemplate requests in ES(6 and 7) client. |
| * Fix `disable` statement not working. This bug exists since 8.0.0. |
| * Remove the useless metric in `vm.yaml`. |
| |
| #### 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. |
| * Support topology of two mutually calling services. |
| * Implement a type of table chart in the dashboard. |
| * Support event in the dashboard. |
| * Show instance name in the trace view. |
| * Fix groups of services in the topography. |
| |
| #### Documentation |
| * Polish documentation due to we have covered all tracing, logging, and metrics fields. |
| * Adjust documentation about Zipkin receiver. |
| * Add backend-infrastructure-monitoring doc. |
| |
| All issues and pull requests are [here](https://github.com/apache/skywalking/milestone/76?closed=1) |
