github erlang/otp OTP-21.3
OTP 21.3

latest releases: OTP-26.2.5, OTP-25.3.2.12, OTP-27.0-rc3...
5 years ago

OTP 21.3

Erlang/OTP 21.3 is the third service release for the 21st major release
with improvements, as well as a few features!

Highlights

  • Kernel:

    • The standard logger handler, logger_std_h, now has a new internal
      feature for log rotation. For full information see the documentation.
  • SSL:

    • The Reason part of the error return from the functions connect and
      handshake has a better and documented format. This is a potential
      incompatibility. See the documentation.
    • Refactoring of state handling has improved the TLS application data
      throughput and reduced CPU overhead
    • Code optimizations has reduced CPU load for encryption/decryption,
      especially for Erlang's distribution protocol over TLS
    • Now supports active N
  • Erl_interface:

    • Support for plugin of a user supplied socket implementation has been added.
  • OTP:

    • The HTML reference documentation now shows the OTP version where
      modules and functions were first introduced. Versions of OTP older than R13B04 is not shown in the reference
      documentation

For a full list of details see:
http://erlang.org/download/otp_src_21.3.readme

Pre-built versions for Windows can be fetched here:
http://erlang.org/download/otp_win32_21.3.exe
http://erlang.org/download/otp_win64_21.3.exe

Online documentation can be browsed here:
http://erlang.org/documentation/doc-10.3/doc

The Erlang/OTP source can also be found at GitHub on the official
Erlang repository:
https://github.com/erlang/otp/tree/OTP-21.3

Please report any new issues via Erlang/OTPs public issue tracker
https://bugs.erlang.org

We want to thank all of those who sent us patches, suggestions and bug
reports!

Thank you!

The Erlang/OTP Team at Ericsson

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