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http://skywalking.apache.org/downloads/

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Don't download source codes from this page. Please follow build document, if you want to build source codes by yourself.

Project

• ElasticSearch storage implementation performance improved, and CHANGED totally. Must delete all existing indexes to do the upgrade.
• CI and Integration tests provided by ASF INFRA.
• Plan to enhance tests including e2e, plugin tests in all pull requests, powered by ASF INFRA.
• DataCarrier queue write index controller performance improvement. 3-5 times quicker than before.
• Add windows compile support in CI.

Java Agent

• Support collect SQL parameter in MySQL plugin.[Optional]
• Support SolrJ plugin.
• Support RESTEasy plugin.
• Support Spring Gateway plugin for 2.1.x
• TracingContext performance improvement.
• Support Apache ShardingSphere(incubating) plugin.
• Support span#error in application toolkit.
• Fix OOM by empty stack of exception.
• FIx wrong cause exception of stack in span log.
• Fix unclear the running context in SpringMVC plugin.
• Fix CPU usage accessor calculation issue.
• Fix SpringMVC plugin span not stop bug when doing HTTP forward.
• Fix lettuce plugin async commend bug and NPE.
• Fix webflux plugin cast exception.
• [CI]Support import check.

Backend

• Support time series ElasticSearch storage.
• Provide dynamic configuration module and implementation. Slow SQL threshold supports dynamic config today.
• Dynamic Configuration module provide multiple implementations, DCS(gRPC based), Zookeeper, Apollo, Nacos.
• Provide P99/95/90/75/50 charts in topology edge.
• New topology query protocol and implementation.
• Support Envoy ALS in Service Mesh scenario.
• Support Nacos cluster management.
• Enhance metric exporter. Run in increment and total modes.
• Fix module provider is loaded repeatedly.
• Change TOP slow SQL storage in ES to Text from Keyword, as too long text issue.
• Fix H2TopologyQuery tiny bug.
• Fix H2 log query bug.(No feature provided yet)
• Filtering pods not in 'Running' phase in mesh scenario.
• Fix query alarm bug in MySQL and H2 storage.
• Codes refactor.

UI

• Fix some ID is null query(s).
• Page refactor, especially time-picker, more friendly.
• Login removed.
• Trace timestamp visualization issue fixed.
• Provide P99/95/90/75/50 charts in topology edge.
• Change all P99/95/90/75/50 charts style. More readable.
• Fix 404 in trace page.

Document

• Go2Sky project has been donated to SkyAPM, change document link.
• Add FAQ for ElasticSearch storage, and links from document.
• Add FAQ fro WebSphere installation.
• Add several open users.
• Add alarm webhook document.

All issues and pull requests are here