Update readme to adopt new features. (#9662)

README.md

@@ -18,46 +18,49 @@ microservices, cloud native and container-based architectures.
 in Cloud Native architecture.
 The core features are following.
 
-- Service, service instance, endpoint(URI) metrics analysis
+- Service, service instance, endpoint(URI) metrics analysis.
+  - Distributed tracing.
+  - Metrics collecting, analysis, and customization.
+  - Logging collecting and extracting metrics from them.
+  - Distributed tracing and context propagation.
+  - Collaboration across metrics, traces, and logs
 - Root cause analysis.
   - Profile the code on the runtime powered by in-process agent and ebpf profiler.
-  - Network profiler for TCP, TCP/TLS, HTTP(s) traffic
-- Service topology map analysis
-- Service instance and endpoint(URI) dependency analysis
-- Slow services and endpoints detecting
-- Performance optimization
-- Distributed tracing and context propagation
-- Database access metrics. Detect slow database access statements(including SQL statements)
-- Message Queue performance and consuming latency monitoring
-- Browser performance monitoring
-- Infrastructure(VM, network, disk etc.) monitoring
-- Collaboration across metrics, traces, and logs
-- Alerting
+  - Network profiler for TCP, TCP/TLS, HTTP(s) traffic.
+- Service topology map analysis.
+- Service instance and endpoint(URI) dependency analysis.
+- Slow services and endpoints detecting.
+- Performance optimization.
+- In memory and remote cache performance monitoring, including Read and Write performance. Detect slow Cache access with keys. 
+- Database performance monitoring. Detect slow SQL statements.
+- Message Queue performance and consuming latency monitoring.
+- Browser performance monitoring, and start tracing from browser.
+- Infrastructure monitoring. Kubernetes and Linux(VM, network, disk etc.).
+- Alerting.
 
 <img src="https://skywalking.apache.org/images/home/architecture.svg?t=20220513"/>
 
 SkyWalking supports to collect telemetry (metrics, traces, and logs) data from multiple sources
-and multiple formats,
-including
+and multiple formats, including
 1. Java, .NET Core, NodeJS, PHP, and Python auto-instrument agents.
 2. Go, C++, and Rust SDKs.
 3. [Agent profiling](https://skywalking.apache.org/docs/main/next/en/concepts-and-designs/sdk-profiling/) for Java and Python.
-4. [ebpf](https://github.com/apache/skywalking-rover) network profling and ON/OFF CPU profiling.
+4. [ebpf](https://github.com/apache/skywalking-rover) network profiling and ON/OFF CPU profiling.
 5. LUA agent especially for Nginx, OpenResty and Apache APISIX.
 6. Browser agent.
 7. Service Mesh Observability. Control plane and data plane.
 8. Metrics system, including Prometheus, OpenTelemetry, Micrometer(Spring Sleuth), Zabbix.
-9. Logs.
-10. Zipkin v1/v2 trace.(No Analysis)
-
-SkyWalking OAP is using the STAM(Streaming Topology Analysis Method) to analysis topology in the tracing based agent scenario
-for better performance. Read [the paper of STAM](https://wu-sheng.github.io/STAM/) for more details.
+9. Logs， including OpenTelemetry.
+10. Zipkin v1/v2 trace.(No Analysis).
 
 # Documentation
 - [Official documentation](https://skywalking.apache.org/docs/#SkyWalking)
 
 NOTICE, SkyWalking 8.0+ uses [v3 protocols](docs/en/protocols/README.md). They are incompatible with previous releases.
 
+SkyWalking OAP is using the STAM(Streaming Topology Analysis Method) to analysis topology in the tracing based agent scenario
+for better performance. Read [the paper of STAM](https://wu-sheng.github.io/STAM/) for more details.
+
 # Downloads
 Please head to the [releases page](https://skywalking.apache.org/downloads/) to download a release of Apache SkyWalking.
 
@@ -76,7 +79,7 @@ Please follow the [REPORTING GUIDELINES](https://www.apache.org/foundation/polic
 * Mail list: **dev@skywalking.apache.org**. Mail to `dev-subscribe@skywalking.apache.org`, follow the reply to subscribe the mail list.
 * Send `Request to join SkyWalking slack` mail to the mail list(`dev@skywalking.apache.org`), we will invite you in.
 * Twitter, [ASFSkyWalking](https://twitter.com/AsfSkyWalking)
-* QQ Group: 901167865(Recommended), 392443393
+* QQ Group: 901167865, 392443393
 * [bilibili B站 视频](https://space.bilibili.com/390683219)
 
 # Our Users