第03周：并行编程

本周作业（必交）

1. 基于 errgroup 实现一个 http server 的启动和关闭 ，以及 linux signal 信号的注册和处理，要保证能够一个退出，全部注销退出。

References

• https://www.ardanlabs.com/blog/2018/11/goroutine-leaks-the-forgotten-sender.html

• https://www.ardanlabs.com/blog/2019/04/concurrency-trap-2-incomplete-work.html

• https://www.ardanlabs.com/blog/2014/01/concurrency-goroutines-and-gomaxprocs.html

• https://dave.cheney.net/practical-go/presentations/qcon-china.html#_concurrency

• https://golang.org/ref/mem

• https://blog.csdn.net/caoshangpa/article/details/78853919

• https://blog.csdn.net/qcrao/article/details/92759907

• https://cch123.github.io/ooo/

• https://blog.golang.org/codelab-share

• https://dave.cheney.net/2018/01/06/if-aligned-memory-writes-are-atomic-why-do-we-need-the-sync-atomic-package

• http://blog.golang.org/race-detector

• https://dave.cheney.net/2014/06/27/ice-cream-makers-and-data-races

• https://www.ardanlabs.com/blog/2014/06/ice-cream-makers-and-data-races-part-ii.html

• https://medium.com/a-journey-with-go/go-how-to-reduce-lock-contention-with-the-atomic-package-ba3b2664b549

• https://medium.com/a-journey-with-go/go-discovery-of-the-trace-package-e5a821743c3c

• https://medium.com/a-journey-with-go/go-mutex-and-starvation-3f4f4e75ad50

• https://www.ardanlabs.com/blog/2017/10/the-behavior-of-channels.html

• https://medium.com/a-journey-with-go/go-buffered-and-unbuffered-channels-29a107c00268

• https://medium.com/a-journey-with-go/go-ordering-in-select-statements-fd0ff80fd8d6

• https://www.ardanlabs.com/blog/2017/10/the-behavior-of-channels.html

• https://www.ardanlabs.com/blog/2014/02/the-nature-of-channels-in-go.html

• https://www.ardanlabs.com/blog/2013/10/my-channel-select-bug.html

• https://blog.golang.org/io2013-talk-concurrency

• https://blog.golang.org/waza-talk

• https://blog.golang.org/io2012-videos

• https://blog.golang.org/concurrency-timeouts

• https://blog.golang.org/pipelines

• https://www.ardanlabs.com/blog/2014/02/running-queries-concurrently-against.html

• https://blogtitle.github.io/go-advanced-concurrency-patterns-part-3-channels/

• https://www.ardanlabs.com/blog/2013/05/thread-pooling-in-go-programming.html

• https://www.ardanlabs.com/blog/2013/09/pool-go-routines-to-process-task.html

• https://blogtitle.github.io/categories/concurrency/

• https://medium.com/a-journey-with-go/go-context-and-cancellation-by-propagation-7a808bbc889c

• https://blog.golang.org/context

• https://www.ardanlabs.com/blog/2019/09/context-package-semantics-in-go.html

• https://golang.org/ref/spec#Channel_types

• https://drive.google.com/file/d/1nPdvhB0PutEJzdCq5ms6UI58dp50fcAN/view

• https://medium.com/a-journey-with-go/go-context-and-cancellation-by-propagation-7a808bbc889c

• https://blog.golang.org/context

• https://www.ardanlabs.com/blog/2019/09/context-package-semantics-in-go.html

• https://golang.org/doc/effective_go.html#concurrency

• https://zhuanlan.zhihu.com/p/34417106?hmsr=toutiao.io

• https://talks.golang.org/2014/gotham-context.slide#1

• https://medium.com/@cep21/how-to-correctly-use-context-context-in-go-1-7-8f2c0fafdf39

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