Changes by Version

Release Notes.

5.0.0-beta2

UI -> Collector GraphQL query protocol

• Add order and status in trace query.

Agent Changes

• Add SOFA plugin.
• Add witness class for Kafka plugin.
• Add RuntimeContext in Context.
• Fix RuntimeContext fail in Tomcat plugin.
• Fix incompatible for getPropertyDescriptors in Spring core.
• Fix spymemcached plugin bug.
• Fix database URL parser bug.
• Fix StringIndexOutOfBoundsException when mysql jdbc url without databaseName。
• Fix duplicate slash in Spring MVC plugin bug.
• Fix namespace bug.
• Fix NPE in Okhttp plugin when connect failed.
• FIx MalformedURLException in httpClientComponent plugin.
• Remove unused dependencies in Dubbo plugin.
• Remove gRPC timeout to avoid out of memory leak.
• Rewrite Async http client plugin.
• [Incubating] Add trace custom ignore optional plugin.

Collector Changes

• Topology query optimization for more than 100 apps.
• Error rate alarm is not triggered.
• Tolerate unsupported segments.
• Support Integer Array, Long Array, String Array, Double Array in streaming data model.
• Support multiple entry span and multiple service name in one segment durtaion record.
• Use BulkProcessor to control the linear writing of data by multiple threads.
• Determine the log is enabled for the DEBUG level before printing message.
• Add static modifier to Logger.
• Add AspNet component.
• Filter inactive service in query.
• Support to query service based on Application.
• Fix RemoteDataMappingIdNotFoundException
• Exclude component-libaries.xml file in collector-*.jar, make sure it is in /conf only.
• Separate a single TTL in minute to in minute, hour, day, month metric and trace.
• Add order and status in trace query.
• Add folder lock to buffer folder.
• Modify operationName search from match to match_phrase.
• [Incubating] Add Zipkin span receiver. Support analysis Zipkin v1/v2 formats.
• [Incubating] Support sharding-sphere as storage implementor.

UI Changes

• Support login and access control.
• Add new webapp.yml configuration file.
• Modify webapp startup script.
• Link to trace query from Thermodynamic graph
• Add application selector in service view.
• Add order and status in trace query.

Documents

• Add architecture design doc.
• Reformat deploy document.
• Adjust Tomcat deploy document.
• Remove all Apache licenses files in dist release packages.
• Update user cases.
• Update UI licenses.
• Add incubating sections in doc.

Issues and Pull requests

5.0.0-beta

UI -> Collector GraphQL query protocol

• Replace all tps to throughtput/cpm(calls per min)
• Add getThermodynamic service
• Update version to beta

Agent Changes

• Support TLS.
• Support namespace.
• Support direct link.
• Support token.
• Add across thread toolkit.
• Add new plugin extend machenism to override agent core implementations.
• Fix an agent start up sequence bug.
• Fix wrong gc count.
• Remove system env override.
• Add Spring AOP aspect patch to avoid aop conflicts.

Collector Changes

• Trace query based on timeline.
• Delete JVM aggregation in second.
• Support TLS.
• Support namespace.
• Support token auth.
• Group and aggregate requests based on reponse time and timeline, support Thermodynamic chart query
• Support component librariy setting through yml file for better extendibility.
• Optimize performance.
• Support short column name in ES or other storage implementor.
• Add a new cache module implementor, based on Caffeine.
• Support system property override settings.
• Refactor settings initialization.
• Provide collector instrumentation agent.
• Support .NET core component libraries.
• Fix divide zero in query.
• Fix Data don't remove as expected in ES implementor.
• Add some checks in collector modulization core.
• Add some test cases.

UI Changes

• New trace query UI.
• New Application UI, merge server tab(removed) into applciation as sub page.
• New Topology UI.
• New response time / throughput TopN list.
• Add Thermodynamic chart in overview page.
• Change all tps to cpm(calls per minutes).
• Fix wrong osName in server view.
• Fix wrong startTime in trace view.
• Fix some icons internet requirements.

Documents

• Add TLS document.
• Add namespace document.
• Add direct link document.
• Add token document.
• Add across thread toolkit document.
• Add a FAQ about, Agent or collector version upgrade.
• Sync all English document to Chinese.

Issues and Pull requests

5.0.0-alpha

Agent -> Collector protocol

• Remove C++ keywords
• Move Ref into Span from Segment
• Add span type, when register an operation

UI -> Collector GraphQL query protocol

• First version protocol

Agent Changes

• Support gRPC 1.x plugin
• Support kafka 0.11 and 1.x plugin
• Support ServiceComb 0.x plugin
• Support optional plugin mechanism.
• Support Spring 3.x and 4.x bean annotation optional plugin
• Support Apache httpcomponent AsyncClient 4.x plugin
• Provide automatic agent daily tests, and release reports here.
• Refactor Postgresql, Oracle, MySQL plugin for compatible.
• Fix jetty client 9 plugin error
• Fix async APIs of okhttp plugin error
• Fix log config didn't work
• Fix a class loader error in okhttp plugin

Collector Changes

• Support metrics analysis and aggregation for application, application instance and service in minute, hour, day and month.
• Support new GraphQL query protocol
• Support alarm
• Provide a prototype instrument for collector.
• Support node speculate in cluster and application topology. (Provider Node -> Consumer Node) -> (Provider Node -> MQ Server -> Consumer Node)

UI Changes

• New 5.0.0 UI!!!

Issues and Pull requests