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From: David Marchand <david.marchand@redhat.com>
To: dev@dpdk.org
Cc: thomas@monjalon.net, stable@dpdk.org
Subject: [PATCH] devtools: fix null test for NUMA systems
Date: Wed, 13 Apr 2022 13:19:44 +0200	[thread overview]
Message-ID: <20220413111944.11606-1-david.marchand@redhat.com> (raw)

On NUMA systems, default cores (0 and 1) might be on different memory
nodes. Double the amount of memory.

Cc: stable@dpdk.org

Signed-off-by: David Marchand <david.marchand@redhat.com>
---
 devtools/test-null.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/devtools/test-null.sh b/devtools/test-null.sh
index 4ba57a6829..6cd34f64f1 100755
--- a/devtools/test-null.sh
+++ b/devtools/test-null.sh
@@ -27,6 +27,7 @@ else
 fi
 
 (sleep 1 && echo stop) |
-$testpmd -c $coremask --no-huge -m 20 \
+# testpmd only needs 20M, make it x2 (default number of cores) for NUMA systems
+$testpmd -c $coremask --no-huge -m 40 \
 	$libs -a 0:0.0 --vdev net_null1 --vdev net_null2 $eal_options -- \
 	--no-mlockall --total-num-mbufs=2048 $testpmd_options -ia
-- 
2.23.0


             reply	other threads:[~2022-04-13 11:19 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-13 11:19 David Marchand [this message]
2022-06-01 10:49 ` Thomas Monjalon

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