v3.2.5 (Not Apache release)

In this version, PMC changes the whole code structure of apm-collector.

Features

• Refactor collector for new modulization core. Now, you can switch or extend the module implementations.(PMC)
• Provide a stream analysis(aggregation) core in collector, based on graph define. This makes contributors and secondary development team easier to extend features.(PMC)
• Provide a protection mechanism in agent. User can set the limit of span amount per segment, default 300. The config key in agent.confg is agent.span_limit_per_segment. (PMC)

# The max amount of spans in a single segment.
# Through this config item, skywalking keep your application memory cost estimated.
# agent.span_limit_per_segment=300

• Support Java8 JVM metrics. (@neeuq)
• Move documents to /docs. WIKI is not updated since this version, and will be closed in some month later.(PMC)

Bugs

• SpringMVC Plugin can't work with Spring AOP.(PMC)

v3.2.4 (Not Apache release)

Welcome new partners: 文尔科技 Nutzam, 天源迪科

Features

• Support SpringMVC 3 annotation plugins.(PMC)
• Make MySQL Connection plugin supporting auto-increasement id.(PMC)
• Support MDC of logback application toolkit.(@zhangkewei)

Bugs

• MySQL driver isn't compatible enough.(PMC)
• Collector with H2 storage layer doesn't work right.(PMC)
• Distruptor queue exits unexpectedly, collector hangs up.(PMC)
• Collector cluster mode fail.(@zhangkewei)
• Duplicate jar file in collector tar.(@chidaodezhongsheng)
• Spring 3 Annotation plugin contains wrong interceptor names, and with a wrong pom.(@lytscu)
• Some UI js issues.(@zhangkewei @zuohl)

News

Welcome new Contributors (in alphabetical order): @chidaodezhongsheng @lytscu @zuohl

v3.2.3 (Not Apache release)

Welcome new partners: Huawei DevCloud, dangdang.com

Features

• COOL FEATURE. Provide new agent package, instead of the uber jar file. This is a complex feature, which is provided in many commercial APM product. Now skywalking has it.(PMC)
• Support multi plugin definitions targeting the same class. (PMC)
• Support framework version identification.(PMC)
• Provide a new JDBC plugins mechanism, and refactor all JDBC plugins, for supporting more JDBC usages.(PMC)
• Provide PostgreSQL plugin.(PMC)
• Remove the literal strings in collector metric tables, reduce the disk/network/memory cost.(PMC)
• Provide standalone mode for collector. Only requirement is JDK 1.8. Of course, this mode prepared for quick-start, preview, demonstration or the lowest hardware requirements.(PMC)
• Support H2 storage in collector.(PMC & @clevertension)
• Provide Spymemcached(Memcached Client) Plugin. (@IluckySi)
• Support more annotations since Spring 4.3. (@clevertension)
• Upgrade byte-buddy to 1.7.6 (@IluckySi)
• Name threads created by agent. All thread names started with SkywalkingAgent-. (@zhangkewei)
• Provide sharding-jdbc 1.5 plugin by Dangdang official team. (@hanahmily)
• Provide XMemcached(Memcached Client) 2.x plugin. (@IluckySi)

Bugs

• Jetty 9 plugin doesn't work. (PMC)
• Lost the segments in UI which have no entry span.(PMC)
• GRPCChannelManager exits unexpectedly caused by IndexOutOfBoundsException. (@zhangkewei)

News

Welcome new Contributors (in alphabetical order): @hanahmily @IluckySi @neeuq

v3.2.2 (Not Apache release)

• This is a hotfix version.

Bugs

• Make sure the agent upstream logs output.(PMC)
• Fix agent log error. #482 (@clevertension)

v3.2.1

Features

• New API of ContextCarrier. Refactor all plugins for that. (PMC)
• Remove the Base64 encoding mechanism for ID(segment and trace). (PMC)
• Add Struts2 plugin. (PMC)
• Add Jetty plugin. (PMC)
• Support query application topological graph, application health and service metrics/dependency relationship more than one hour before. (PMC)
• Support query error traces. (PMC)
• Support query traces by application code/name. (PMC)
• Support collector start in Standalone-Mode, don't need ZooKeeper for running locally. This is a good mode for demonstration. (PMC)
• Make compiling source codes easier. (@clevertension)
• Add Nutz plugin. (@wendal)
• Replace -DconfigPath with -Dconfig. You can set both path and absolute path of agent config file. (@zhangkewei)

Bugs

• Fix a collector cluster bug. #444 (@zhangkewei)

News

• Welcome new Contributors (in alphabetical order): @clevertension, @wendal and @zhangkewei
• Welcome 数人云(shurenyun.com) to become a Commercial Support Partner.

v3.2 (Not Apache release)

• Provide the sw3 new agent core, for much better performance and adaptation. #236
• Support trace ignore and sample. Ignore html static pages and resources by default. #218
• Use new collector modularization architecture.
• Support collector cluster with zookeeper, replaced akka component.
• New features about collecting JVM info, service metrics, and service dependency tree.
• Use gRPC as default uplinking protocol, Support trace compression. #236
• Collector keeps supporting HTTP services for collecting data from other language agents (Someone did in PHP and Golang) with some adjustments.
• Support Application instance discovery. #267

see more

v3.1.1 (Not Apache release)

• Fix a topological graph bug of application clusters

v3.1 (Not Apache release)

• Renamed package
• Provided new official website. http://skywalking.org/
• Supported Spring cloud eco-system.
• Used new segment receive protocol.
• Fixed all known bugs.

see more

v3.0.3 (Not Apache release)

• This is the last release version of 3.0.x.
• Fix serialization and deserialization bugs in collector side.

v3.0.2-2017 (Not Apache release)

• fix #200 and #203