NEWS

#
## Copyright (C) Mellanox Technologies Ltd. 2001-2015.  ALL RIGHTS RESERVED.
## Copyright (C) UT-Battelle, LLC. 2014-2015. ALL RIGHTS RESERVED.
## Copyright (C) ARM Ltd. 2017.  ALL RIGHTS RESERVED.
##
## See file LICENSE for terms.
##
#

## Next Release
Supported platforms:
Features:
Bugfixes:
Known issues:

## 1.2.0 (June 15, 2017)

Supported platforms
  - Shared memory: KNEM, CMA, XPMEM, SYSV, Posix
  - VERBs over InfiniBand and RoCE.
    VERBS over other RDMA interconnects (iWarp, OmniPath, etc.) is available
    for community evaluation and has not been tested in context of this release
  - Cray Gemini and Aries
  - Architectures: x86_64, ARMv8 (64bit), Power64
Features:
  - Added support for InfiniBand DC and UD transports, including accelerated verbs for Mellanox devices
  - Full support for PGAS/SHMEM interfaces, blocking and non-blocking APIs
  - Support for MPI tag matching, both in software and offload mode
  - Zero copy protocols and rendezvous, registration cache
  - Handling transport errors
  - Flow control for DC/RC
  - Dataypes support: contiguous, IOV, generic
  - Multi-threading support
  - Support for ARMv8 64bit architecture
  - A new API for efficient memory polling
  - Support for malloc-hooks and memory registration caching
Bugfixes:
  - Multiple bugfixes improving overall stability of the library
Known issues:
  #1604 - Failure in ud/test_ud_slow_timer.retransmit1/1 with valgrind bug
  #1588 - Fix reading cpuinfo timebase for ppc bug portability training
  #1579 - Ud/test_ud.ca_md test takes too long too complete bug
  #1576 - Failure in ud/test_ud_slow_timer.retransmit1/0 with valgrind bug
  #1569 - Send completion with error with dc_verbs bug
  #1566 - Segfault in malloc_hook.fork on arm bug
  #1565 - Hang in udrc/test_ucp_rma.nonblocking_stream_get_nbi_flush_worker bug
  #1534 - Wireup.c:473 Fatal: endpoint reconfiguration not supported yet bug
  #1533 - Stack overflow under Valgrind 'rc_mlx5/uct_p2p_err_test.local_access_error/0' bug
  #1513 - Hang in MPI_Finalize with UCX_TLS=rc[_x],sm on the bsend2 test bug
  #1504 - Failure in cm/uct_p2p_am_test.am_bcopy/1 bug
  #1492 - Hang when using polling fd bug
  #1489 - Hang on the osu_fop_latency test with RoCE bug
  #1005 - ROcE problem with OMPI direct modex - UD assertion

## 1.1.0 (September 1, 2015)

Workarounds:
Features:
  - Added support for AM based on FIFO in `mm` shared memory transport
  - Added support for UCT `knem` shared memory transport (http://knem.gforge.inria.fr)
  - Added support for UCT `mm/xpmem` shared memory transport (https://github.com/hjelmn/xpmem)


Bugfixes:
Known issues:


## 1.0.0 (July 22, 2015)

Features:

  - Added support for UCT `cma` shared memory transport (Cross-Memory Attatch)
  - Added support for UCT `mm` shared memory transport with mmap/sysv APIs
  - Added support for UCT `rc` transport based on Infiniband/RC with verbs
  - Added support for UCT `mlx5_rc` transport based on Infiniband/RC with accelerated verbs
  - Added support for UCT `cm` transport based on Infiniband/SIDR (Service ID Resolution)
  - Added support for UCT `ugni` transport based on Cray/UGNI
  - Added support for Doxygen based documentation generation
  - Added support for UCP basic protocol layer to fit PGAS paradigm (RMA, AMO)
  - Added ucx_perftest utility to exercise major UCX flows and provide performance metrics
  - Added test script for jenkins (contrib/test_jenkins.sh)
  - Added packaging for RPM/DEB based linux distributions (see contrib/buildrpm.sh)
  - Added Unit-tests infractucture for UCX functionality based on Google Test framework (see test/gtest/)
  - Added initial integration for OpenMPI with UCX for PGAS/SHMEM API
    (see: https://github.com/openucx/ompi-mirror/pull/1)
  - Added end-to-end testing infrastructure based on MTT (see contrib/mtt/README_MTT)