Some highlights of the release are:
- New statistics info about runnable and active processes & ports.
- Time warp improvements: dbg:p/2 and erlang:trace/3 with
monotonic_timestamp | strict_monotonic_timestamp.
- Introduced a validation callback for heart.
- The module overload in sasl has been deprecated.
- ~90 contributions since 18.2
Full release notes:
http://erlang.org/download/otp_src_18.3.readme
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