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From: Thomas Monjalon <thomas@monjalon.net>
To: Jack Bond-Preston <jack.bond-preston@foss.arm.com>
Cc: "Andrew Rybchenko" <andrew.rybchenko@oktetlabs.ru>,
	"Morten Brørup" <mb@smartsharesystems.com>,
	dev@dpdk.org, "Wathsala Vithanage" <wathsala.vithanage@arm.com>
Subject: Re: [PATCH] doc: clarify mempool striding optimisation on Arm
Date: Mon, 29 Jul 2024 21:46:30 +0200	[thread overview]
Message-ID: <7831052.lvqk35OSZv@thomas> (raw)
In-Reply-To: <20240715144420.36292-1-jack.bond-preston@foss.arm.com>

15/07/2024 16:44, Jack Bond-Preston:
> The mempool memory channel striding optimisation is not necessary on
> Arm platforms.
> Update the Programmer's Guide's mempool section to clarify this.
> 
> Signed-off-by: Jack Bond-Preston <jack.bond-preston@foss.arm.com>
> Reviewed-by: Wathsala Vithanage <wathsala.vithanage@arm.com>
> ---
> +.. note::
> +
> +    This feature is not present for Arm systems. Modern Arm Interconnects choose the SN-F (memory
> +    channel) using a hash of memory address bits. As a result, the load is distributed evenly in all
> +    cases, including the above described, rendering this feature unnecessary.

Applied with indentation changes, thanks.




      parent reply	other threads:[~2024-07-29 19:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-15 14:44 Jack Bond-Preston
2024-07-17  2:25 ` Stephen Hemminger
2024-07-17 10:40   ` Bruce Richardson
2024-07-29 19:46 ` Thomas Monjalon [this message]

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