linux-kernel - Re: [PATCH] net: configurable sysctl parameter "net.core.tcp_lowat" for sk_stream_min

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Date:	Sun, 14 Aug 2011 22:47:14 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jun.kondo@...-g.co.jp
Cc:	linux-kernel@...r.kernel.org, omega-g1@...-g.co.jp,
	notsuki@...hat.com, motokazu.kozaki@...com, htaira@...hat.com,
	netdev@...r.kernel.org, tomohiko.takahashi@...-g.co.jp,
	kotaro.sakai@...-g.co.jp, ken.sugawara@...-g.co.jp
Subject: Re: [PATCH] net: configurable sysctl parameter
 "net.core.tcp_lowat" for sk_stream_min_wspace()

From: "Jun.Kondo" <jun.kondo@...-g.co.jp>
Date: Mon, 15 Aug 2011 14:38:11 +0900

> 2. to limit the block time of the write in order to
> prevent the timeout of upper layer applications
> even when the connection has low throughput, such
> as low rate streaming

Use non-blocking writes if you want this behavior.
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