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.
prev 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 [PATCH] doc: clarify mempool striding optimisation on Arm 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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