Erlang/OTP 19.0.rc1 发布, Erlang中的一组库程序
OTP是Open Telecom Platform的缩写, 用以构建大型、容错和分布式的应用。它最初是在瑞典的爱立信开发的，并且在爱立信用于构建容错系统。
一些亮点
-
compiler, stdlib:
- New preprocessor macros
?FUNCTION_NAME,?FUNCTION_ARITY - New preprocessor directives
-error(Term)and-warning(Term)to cause a compilation error or warning, respectively.
- New preprocessor macros
-
gen_statem a new state machine behavior
- mnesia_ext: plugin of external storage solutions to mnesia
- crypto: uses EVP interface in OpenSSL resulting in generally better performance and support for HW acceleration
- ssh: performance improvements, uses the new gen_statem behavior
- dialyzer: the support for maps is very much extended both the type specification syntax and the type analysis.
- erts:
- erlang:open_port(spawn, ...) 3-5 times faster
- tracing, extensive improvements (scalability, speed, match specifications on send/receive, support for lttng, ...)
- dirty schedulers improved
- per process configurable handling of message_queue
- fast loading of multiple modules
- max_heap_size process flag
- and much more ....
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