[ofw] [ANNOUNCE] uDAPL v2.0 - dapl-2.0.22 release
Davis, Arlin R
arlin.r.davis at intel.com
Fri Aug 21 12:56:10 PDT 2009
New release for uDAPL 2.0 available on the OFA download page and in my git tree.
New UCM provider uses it's own CM protocol on top of IB-UD queue pairs.
During device open, this provider creates a UD queue pair and
returns local address information via dat_ia_query. This 24 byte
opaque address must be exchange out-of-band before connecting to a
server via dat_ep_connect. This provider is targeted for MPI
implementations that already exchange address information
during boot/init phase and offers better scaling then existing
scm and cma providers.
md5sum: 9a8be3e780a6105fb4d9c85dacf556af dapl-2.0.22.tar.gz
Summary of changes for last 2 releases:
2.0.22
v2 - ucm: new provider using DAPL based IB-UD cm mechanism for MPI
v2 - dapltest: add processor yield when polling for completions
2.0.21
v2 - scm: Fix disconnect. QP's need to move to ERROR state in
v2 - dtest: modify dtest.c to cleanup CNO wait code and consolidate into
v2 - common: CNO events, once triggered will not be returned during the cno wait.
v2 - scm, cma: CNO support broken in both CMA and SCM providers.
v2 - common osd: include winsock2.h for IPv6 definitions.
v2 - common osd: include w2tcpip.h for sockaddr_in6 definitions.
v2 - DAPL introduced the concept of directly waiting on the CQ for
v2 - dapltest: Implement a malloc() threshold for the completion reaping.
v2 - scm: handle connected state when freeing CM objects
v2 - scm, dtest: changes for winof gettimeofday and FD_SETSIZE settings.
v2 - scm: set TCP_NODELAY sockopt on the server side for sends.
v2 - windows: remove obsolete files in dapl/udapl source tree
v2 - dtestcm: add UD type QP option to test
v2 - scm: destroy QP called before disconnect
v2 - cma: add support for rdma_cm TIME_WAIT event.
v2 - scm: remove old udapl_scm code replaced by openib_scm.
v2 - winof: fix build issues after consolidating cma, scm code base.
v2 - cma: lock held when exiting as a result of a rdma_create_event_channel failurb
v2 - windows: all dlist functions have been moved to the header file.
v2 - dtestcm windows: add build infrastructure for new dtestcm test suite
v2 - openib_common: reorganize provider code base to share common mem, cq, qp, dto
v2 - scm: fixes and optimizations for connection scaling
v2 - scm: double the default fd_set_size
v2 - scm: EP reference in CR should be cleared during ep_destroy
v2 - dtestx: fix conn establishment event checking
v2 - dtestcm: new test to measure dapl connection rates.
Vlad, please pull new v2 package into OFED 1.5 beta build and install the following:
dapl-2.0.22-1
dapl-utils-2.0.22-1
dapl-devel-2.0.22-1
dapl-debuginfo-2.0.22-1
compat-dapl-1.2.14-1
compat-dapl-devel-1.2.14-1
See http://www.openfabrics.org/downloads/dapl/ more details.
-arlin
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