From 4b56b0df083aa5590bcf0e419ce0a6018bbe2a9a Mon Sep 17 00:00:00 2001 From: Brian Barrett Date: Tue, 21 Aug 2018 10:11:54 -0700 Subject: [PATCH] dist: Update NEWS with 2.1.5 updates Signed-off-by: Brian Barrett --- NEWS | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/NEWS b/NEWS index 88a99e593c..c19223dfc2 100644 --- a/NEWS +++ b/NEWS @@ -246,6 +246,23 @@ Known issues: - MPI_Connect/accept between applications started by different mpirun commands will fail, even if ompi-server is running. +2.1.5 -- August 2018 +-------------------- + +- A subtle race condition bug was discovered in the "vader" BTL + (shared memory communications) that, in rare instances, can cause + MPI processes to crash or incorrectly classify (or effectively drop) + an MPI message sent via shared memory. If you are using the "ob1" + PML with "vader" for shared memory communication (note that vader is + the default for shared memory communication with ob1), you need to + upgrade to v2.1.5 to fix this issue. You may also upgrade to the + following versions to fix this issue: + - Open MPI v3.0.1 (released March, 2018) or later in the v3.0.x + series + - Open MPI v3.1.2 (expected end of August, 2018) or later +- A link issue was fixed when the UCX library was not located in the + linker-default search paths. + 2.1.4 -- August, 2018 ---------------------