hyperthreadin low performance - Mailing list pgsql-performance

From Jeison Bedoya Delgado
Subject hyperthreadin low performance
Date
Msg-id 55ADB586.2010406@audifarma.com.co
Whole thread Raw
Responses Re: hyperthreadin low performance  (David Rowley <david.rowley@2ndquadrant.com>)
List pgsql-performance
hi everyone,

Recently update a database to machine with RHEL7, but i see that the
performance is betther if the hyperthreading tecnology is deactivated
and use only 32 cores.

is normal that the machine performance is better with 32 cores that 64
cores?.

BD: postgresql 9.3.5
Machine: Dell PE R820
processor:  4x Intel(R) Xeon(R) CPU E5-4620 v2 @ 2.60GHz eigth-core
RAM: 128GB
Storage SSD SAN

thanks by your help

--
Atentamente,


JEISON BEDOYA DELGADO
ADM.Servidores y comunicaciones
AUDIFARMA S.A.



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