11#
22## Copyright (C) Mellanox Technologies Ltd. 2001-2015. ALL RIGHTS RESERVED.
33## Copyright (C) UT-Battelle, LLC. 2014-2015. ALL RIGHTS RESERVED.
4+ ## Copyright (C) ARM Ltd. 2017. ALL RIGHTS RESERVED.
45##
56## See file LICENSE for terms.
67##
78#
89
10+ ## 1.2.0 (June 15, 2017)
11+
12+ Supported platforms
13+ - Shared memory: KNEM, CMA, XPMEM, SYSV, Posix
14+ - VERBs over InfiniBand and RoCE.
15+ VERBS over other RDMA interconnects (iWarp, OmniPath, etc.) is available
16+ for community evaluation and has not been tested in context of this release
17+ - Cray Gemini and Aries
18+ - Architectures: x86_64, ARMv8 (64bit), Power64
19+ Features:
20+ - Added support for InfiniBand DC and UD transports, including accelerated verbs for Mellanox devices
21+ - Full support for PGAS/SHMEM interfaces, blocking and non-blocking APIs
22+ - Support for MPI tag matching, both in software and offload mode
23+ - Zero copy protocols and rendezvous, registration cache
24+ - Handling transport errors
25+ - Flow control for DC/RC
26+ - Dataypes support: contiguous, IOV, generic
27+ - Multi-threading support
28+ - Support for ARMv8 64bit architecture
29+ - A new API for efficient memory polling
30+ - Support for malloc-hooks and memory registration caching
31+ Bugfixes:
32+ - Multiple bugfixes improving overall stability of the library
33+ Known issues:
34+ #1604 - Failure in ud/test_ud_slow_timer.retransmit1/1 with valgrind bug
35+ #1588 - Fix reading cpuinfo timebase for ppc bug portability training
36+ #1579 - Ud/test_ud.ca_md test takes too long too complete bug
37+ #1576 - Failure in ud/test_ud_slow_timer.retransmit1/0 with valgrind bug
38+ #1569 - Send completion with error with dc_verbs bug
39+ #1566 - Segfault in malloc_hook.fork on arm bug
40+ #1565 - Hang in udrc/test_ucp_rma.nonblocking_stream_get_nbi_flush_worker bug
41+ #1534 - Wireup.c:473 Fatal: endpoint reconfiguration not supported yet bug
42+ #1533 - Stack overflow under Valgrind 'rc_mlx5/uct_p2p_err_test.local_access_error/0' bug
43+ #1513 - Hang in MPI_Finalize with UCX_TLS=rc[_x],sm on the bsend2 test bug
44+ #1504 - Failure in cm/uct_p2p_am_test.am_bcopy/1 bug
45+ #1492 - Hang when using polling fd bug
46+ #1489 - Hang on the osu_fop_latency test with RoCE bug
47+ #1005 - ROcE problem with OMPI direct modex - UD assertion
948
1049## 1.1.0 (September 1, 2015)
1150
1251Workarounds:
1352Features:
14- - added support for AM based on FIFO in `mm` shared memory transport
15- - added support for UCT `knem` shared memory transport (http://knem.gforge.inria.fr)
16- - added support for UCT `mm/xpmem` shared memory transport (https://github.com/hjelmn/xpmem)
53+ - Added support for AM based on FIFO in `mm` shared memory transport
54+ - Added support for UCT `knem` shared memory transport (http://knem.gforge.inria.fr)
55+ - Added support for UCT `mm/xpmem` shared memory transport (https://github.com/hjelmn/xpmem)
1756
1857
1958Bugfixes:
@@ -24,18 +63,18 @@ Known issues:
2463
2564Features:
2665
27- - added support for UCT `cma` shared memory transport (Cross-Memory Attatch)
28- - added support for UCT `mm` shared memory transport with mmap/sysv APIs
29- - added support for UCT `rc` transport based on Infiniband/RC with verbs
30- - added support for UCT `mlx5_rc` transport based on Infiniband/RC with accelerated verbs
31- - added support for UCT `cm` transport based on Infiniband/SIDR (Service ID Resolution)
32- - added support for UCT `ugni` transport based on Cray/UGNI
33- - added support for Doxygen based documentation generation
34- - added support for UCP basic protocol layer to fit PGAS paradigm (RMA, AMO)
35- - added ucx_perftest utility to exercise major UCX flows and provide performance metrics
36- - added test script for jenkins (contrib/test_jenkins.sh)
37- - added packaging for RPM/DEB based linux distributions (see contrib/buildrpm.sh)
38- - added Unit-tests infractucture for UCX functionality based on Google Test framework (see test/gtest/)
39- - added initial integration for OpenMPI with UCX for PGAS/SHMEM API
66+ - Added support for UCT `cma` shared memory transport (Cross-Memory Attatch)
67+ - Added support for UCT `mm` shared memory transport with mmap/sysv APIs
68+ - Added support for UCT `rc` transport based on Infiniband/RC with verbs
69+ - Added support for UCT `mlx5_rc` transport based on Infiniband/RC with accelerated verbs
70+ - Added support for UCT `cm` transport based on Infiniband/SIDR (Service ID Resolution)
71+ - Added support for UCT `ugni` transport based on Cray/UGNI
72+ - Added support for Doxygen based documentation generation
73+ - Added support for UCP basic protocol layer to fit PGAS paradigm (RMA, AMO)
74+ - Added ucx_perftest utility to exercise major UCX flows and provide performance metrics
75+ - Added test script for jenkins (contrib/test_jenkins.sh)
76+ - Added packaging for RPM/DEB based linux distributions (see contrib/buildrpm.sh)
77+ - Added Unit-tests infractucture for UCX functionality based on Google Test framework (see test/gtest/)
78+ - Added initial integration for OpenMPI with UCX for PGAS/SHMEM API
4079 (see: https://github.com/openucx/ompi-mirror/pull/1)
41- - added end-to-end testing infrastructure based on MTT (see contrib/mtt/README_MTT)
80+ - Added end-to-end testing infrastructure based on MTT (see contrib/mtt/README_MTT)
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