From: David Miller <davem@davemloft.net>
To: stephen@networkplumber.org
Cc: kys@microsoft.com, haiyangz@microsoft.com,
netdev@vger.kernel.org, devel@linuxdriverproject.org,
sthemmin@microsoft.com
Subject: Re: [PATCH net] netvsc: increase default receive buffer size
Date: Thu, 14 Sep 2017 10:02:03 -0700 (PDT) [thread overview]
Message-ID: <20170914.100203.1656028222884493229.davem@davemloft.net> (raw)
In-Reply-To: <20170914163107.8404-1-sthemmin@microsoft.com>
From: Stephen Hemminger <stephen@networkplumber.org>
Date: Thu, 14 Sep 2017 09:31:07 -0700
> The default receive buffer size was reduced by recent change
> to a value which was appropriate for 10G and Windows Server 2016.
> But the value is too small for full performance with 40G on Azure.
> Increase the default back to maximum supported by host.
>
> Fixes: 8b5327975ae1 ("netvsc: allow controlling send/recv buffer size")
> Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
What other side effects are there to making this buffer so large?
Just curious...
next prev parent reply other threads:[~2017-09-14 17:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-14 16:31 [PATCH net] netvsc: increase default receive buffer size Stephen Hemminger
2017-09-14 17:02 ` David Miller [this message]
2017-09-14 17:49 ` Stephen Hemminger
2017-09-15 21:48 ` David Miller
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