From dc80ffe708fdfd2a359491d70f759d0c2b94ff9a Mon Sep 17 00:00:00 2001 From: Rupert Dance Date: Tue, 16 Jun 2015 06:01:22 -0700 Subject: [PATCH] Updated rdma_cm release notes provided by Sean Hefty Signed-off-by: Rupert Dance --- release_notes/rdma_cm_release_notes.txt | 34 +++++++++++-------------- 1 file changed, 15 insertions(+), 19 deletions(-) diff --git a/release_notes/rdma_cm_release_notes.txt b/release_notes/rdma_cm_release_notes.txt index 881682a..581442e 100644 --- a/release_notes/rdma_cm_release_notes.txt +++ b/release_notes/rdma_cm_release_notes.txt @@ -1,7 +1,7 @@ Open Fabrics Enterprise Distribution (OFED) - RDMA CM in OFED 3.12 Release Notes + RDMA CM in OFED 3.18 Release Notes - May 2014 + June 2015 =============================================================================== @@ -21,9 +21,9 @@ based on sockets, but adapted for queue pair (QP) based semantics: communication must be over a specific RDMA device, and data transfers are message based. -The RDMA CM can control both the QP and communication management (connection setup / -teardown) portions of an RDMA API, or only the communication management -piece. It works in conjunction with the verbs +The RDMA CM can control both the QP and communication management +(connection setup / teardown) portions of an RDMA API, or only +the communication management piece. It works in conjunction with the verbs API defined by the libibverbs library. The libibverbs library provides the underlying interfaces needed to send and receive data. @@ -40,24 +40,20 @@ unmodified over rsockets. =============================================================================== 2. New Features =============================================================================== -for OFED 3.12 +for OFED 3.18 -Enhancements to the librdmacm release 1.0.18, versus the 1.0.17 release, -mostly centered around improvements to the rsocket protocol and implementation. -Specific enhancements to rsockets included: +Enhancements to the librdmacm release 1.0.21, versus the 1.0.18 release, +mostly centered around bug fixes. Notable feature enhancements include +the following. -* Now supports iWarp devices. +* There were several updates and bug fixes to the rsockets code based + on more extensive testing and use cases. Rsockets now supports the + use of native InfiniBand addressing. -* Support native IB addressing with SOCK_STREAM. +* The RDMA CM was updated to support XRC QPs. -* Provide the ability for an application to manually set Infiniband path - record data. This allows applications using rsockets to take advantage - of ibacm, a package which tries to address IB subnet scalability issues. - -* Add keepalive support for SOCK_STREAM. - -In addition to the rsocket enhancements, several bug fixes were incorporated, -along with a new test program, cmtime, to measure connection establishment times. +* The rsocket preload library allows for fine grained interception of + socket calls. =============================================================================== 3. Known Issues -- 2.41.0