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02/04: gnu: openmpi: Silence UCX warnings when running tests.
From: |
guix-commits |
Subject: |
02/04: gnu: openmpi: Silence UCX warnings when running tests. |
Date: |
Sat, 16 Nov 2019 11:43:58 -0500 (EST) |
civodul pushed a commit to branch master
in repository guix.
commit b1077c2234c47902990a6d27f471fd6b23a2df06
Author: Ludovic Courtès <address@hidden>
Date: Sat Nov 16 17:19:17 2019 +0100
gnu: openmpi: Silence UCX warnings when running tests.
* gnu/packages/mpi.scm (%openmpi-setup): Set "UCX_LOG_LEVEL".
---
gnu/packages/mpi.scm | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/gnu/packages/mpi.scm b/gnu/packages/mpi.scm
index 41655a4..f51e03a 100644
--- a/gnu/packages/mpi.scm
+++ b/gnu/packages/mpi.scm
@@ -342,6 +342,15 @@ only provides @code{MPI_THREAD_FUNNELED}.")))
;; Allow oversubscription in case there are less physical cores available
;; in the build environment than the package wants while testing.
(setenv "OMPI_MCA_rmaps_base_mapping_policy" "core:OVERSUBSCRIBE")
+
+ ;; UCX sometimes outputs uninteresting warnings such as:
+ ;;
+ ;; mpool.c:38 UCX WARN object 0x7ffff44fffc0 was not returned to
mpool ucp_am_bufs
+ ;;
+ ;; These in turn leads to failures of test suites that capture and
+ ;; compare stdout, such as that of 'hdf5-parallel-openmpi'. Thus, tell
+ ;; UCX to not emit those warnings.
+ (setenv "UCX_LOG_LEVEL" "error")
#t))
(define-public intel-mpi-benchmarks