杨杰, yangjie

### Problem Statement Currently we allocate a new object when creating a span, this will have harmful impact to garbage-collected language. And in go, the goroutine which allocate more memory...

期待解决select如何释放等待的channel的

1

select的源码中在被唤醒后，会把在其他channel上等待的都删除。 但是这有一个问题，就是channel如何识别这是第一个select，以及如何在唤醒第一个select后其他的channel碰到此select的不会去唤醒他？ 详情可看chan源码，我也在解决这个问题，可惜还是有疑惑

## Requirement - what kind of business use case are you trying to solve? I use opentelemetry/httptrace in my macbook, and use all-in-one to test show the trace page. When...

## Requirement - what kind of business use case are you trying to solve? Our company have thousands of service. And the system architecture is too difficult to distinguish each...

change boundQueue process from *span to []*span to less channel concurrency.

6

## Requirement - what kind of business use case are you trying to solve? I am using collector to receive data through grpc from agent and use json.Marshal send it...

pprof disasm is not work right after go 1.16

1

Please answer these questions before submitting your issue. Thanks! ### What version of pprof are you using? ``` yangjie05-mac:awesomeProject35 jie.yang05$ go version go version go1.17.4 darwin/arm64 ``` ### What system...

right file path

4

## problem the file path is not consistent. #### go pprof profile if using go pprof. then the standard library file path like: ``` 6871: 0x4f68ee M=1 fmt.Fprint /usr/local/go1.18/go/src/fmt/print.go:232 s=0...

ui: could not visualized right when target is too many.

2

I have about thousands of targets. with or without query filter, the ui is white.  #### version parca v0.12.1 #### expect behaviour the ui could visualize...

feature: enable profile immediately.

4

the go pprof provides an ui which enable us to start a cpu profile on service immediately. i think it make a lot of sense if we could profile a...

support opentelemetry

1

the clickhouse supported opentelemetry: https://clickhouse.com/docs/en/operations/opentelemetry/ so i think the driver should support otel.