NUMA impacts with SPECjbb
Zhengyu Gu
zgu at redhat.com
Sun Aug 12 20:07:54 UTC 2018
Hi,
I ran SPECjbb with and without NUMA settings on polwarth, the scores are
indifference:
Baseline:
RUN RESULT: hbIR (max attempted) = 49322, hbIR (settled) = 45720,
max-jOPS = 43897, critical-jOPS = 25566
https://paste.fedoraproject.org/paste/lVVab3s6RDI6Dg~kfmgLdw
With NUMA enable:
-XX:+UseNUMA -XX:+UseNUMAInterleaving -XX:+AlwaysPreTouch
RUN RESULT: hbIR (max attempted) = 49322, hbIR (settled) = 47744,
max-jOPS = 43897, critical-jOPS = 25848
https://paste.fedoraproject.org/paste/ew~HccJS1oQCUzGLACXLlQ
Thanks,
-Zhengyu
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