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From: Steve Dickson <SteveD@redhat.com>
To: MINOURA Makoto <minoura@valinux.co.jp>
Cc: nfs@lists.sourceforge.net, taka@valinux.co.jp, yamamoto@valinux.co.jp
Subject: Re: NFSD Flow Control Using the TCP Transport
Date: Fri, 21 Mar 2003 15:38:43 -0500	[thread overview]
Message-ID: <3E7B7853.4020605@RedHat.com> (raw)
In-Reply-To: 20030320042454.496801DA3E6@brer.local.valinux.co.jp



MINOURA Makoto wrote:

>Current implementation closes the socket on EAGAIN/partial
>write, but has some delay.  During this delay on-queue
>messages are unintentionally sent (in case the NFS traffic
>is busy).  We addressed this problem by removing the delay
>(close the socket immediatly) but sending the remaining
>correctly should be better.
>
So If I understand what your saying, EAGAINs or partial writes are 
interpreted
as fatal errors. This confuse me. EAGAINs or partial writes are flow 
control
issues not fatal errors. Just like on the client side, shouldn't the
thread sleep until there is room? Closing down the socket seems a
bit drastic... Or am I missing something?

SteveD.



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  parent reply	other threads:[~2003-03-21 20:31 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-19 15:05 NFSD Flow Control Using the TCP Transport Steve Dickson
2003-03-20  4:24 ` MINOURA Makoto
2003-03-20  4:43   ` MINOURA Makoto
2003-03-21 20:38   ` Steve Dickson [this message]
2003-03-24  2:51     ` MINOURA Makoto
2003-03-24 15:07       ` Steve Dickson
2003-03-25  5:32         ` MINOURA Makoto
2003-03-25 11:33           ` Steve Dickson
2003-03-26  5:07             ` MINOURA Makoto

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