From: Jakub Kicinski <kuba@kernel.org>
To: Antoine Tenart <atenart@kernel.org>
Cc: Eric Dumazet <edumazet@google.com>,
David Miller <davem@davemloft.net>,
Paolo Abeni <pabeni@redhat.com>, netdev <netdev@vger.kernel.org>
Subject: Re: [PATCH net-next] Documentation: add a description for net.core.high_order_alloc_disable
Date: Wed, 6 Jul 2022 14:18:39 -0700 [thread overview]
Message-ID: <20220706141839.469986f5@kernel.org> (raw)
In-Reply-To: <CANn89iKjr=3CVtAiJN_SLUYj5pLta5E1HxR6pEwHcNqwY3BAKA@mail.gmail.com>
On Wed, 6 Jul 2022 15:24:58 +0200 Eric Dumazet wrote:
> linux-5.14 allowed high-order pages to be stored on the per-cpu lists.
>
> I ran again the benchmark cited in commit ce27ec60648d to confirm that
> the slowdown we had before 5.14 for
> high number of alloc/frees per second is no more.
Sounds useful to know - Antoine, do you reckon we can include a mention
of this knob being mostly of historical importance?
next prev parent reply other threads:[~2022-07-06 21:18 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-06 8:53 [PATCH net-next] Documentation: add a description for net.core.high_order_alloc_disable Antoine Tenart
2022-07-06 13:24 ` Eric Dumazet
2022-07-06 21:18 ` Jakub Kicinski [this message]
2022-07-07 7:23 ` Antoine Tenart
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