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I have varnish 6.2 and Redis 5 with magento 2.3 on same box running centos 7. Should I disable or enable Transparent Huge Pages for performance?

Zoya
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2 Answers2

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Disable it, please. It's known to impact Varnish performance. (not sure about Redis and Magento)

Arianna Aondio
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Same recommendation for Redis: '...when a Linux kernel has transparent huge pages enabled, Redis incurs to a big latency penalty after the fork call is used in order to persist on disk' [1][2].

[1] https://redis.io/topics/latency

[2] When to turn off Transparent Huge Pages for redis

Carlos Abalde
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