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Date:      Fri, 26 Mar 1999 10:07:06 +0200
From:      Petri Helenius <pete@sms.fi>
To:        Jim Shankland <jas@flyingfox.com>
Cc:        j@lumiere.net, freebsd-net@FreeBSD.ORG
Subject:   Re: mbuf clusters and socket send buffers (was Re: 3.1-STABLE dies on  40+ connects)
Message-ID:  <36FB402A.5785497D@sms.fi>
References:  <199903260054.QAA22060@biggusdiskus.flyingfox.com>

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Jim Shankland wrote:
> 
> A thought related to this discussion:  does it make sense to allow the
> send buffers to be larger than the peer's advertised window size?
> In other words, why "preposition" those bytes in the kernel before
> the peer has indicated a willingness to accept them?
> 
If you have high bandwidth paths which low latency, the kernel can 
send the window faster than your process gets scheduled again. So it's 
useful to have multiple windows worth of send buffers.

Pete


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