From: Calum Mackay <calum.mackay@sun.com>
To: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: nfs@lists.sourceforge.net
Subject: Re: Data coherency trouble with multiple clients, on2.6.14-rc5
Date: Thu, 27 Oct 2005 15:25:42 +0100 [thread overview]
Message-ID: <4360E366.90200@sun.com> (raw)
In-Reply-To: <1130363854.8956.23.camel@lade.trondhjem.org>
Trond Myklebust wrote:
>> Actually NFSv4 does have an attribute that the client can use, doesn't it?
>> Something like change_attr or some such?
>
> The NFSv4 change attribute may be returned atomically for some
> operations (mainly those that modify a directory, such as CREATE,
> OPEN,...).
> Unfortunately it is not returned atomically for the case of the WRITE
> operation.
I'm imagine that's for performance reasons? Do we have any experience as
to what sort of difference this makes, in practice?
cheers,
calum.
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next prev parent reply other threads:[~2005-10-27 14:25 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-26 15:27 Data coherency trouble with multiple clients, on2.6.14-rc5 Lever, Charles
2005-10-26 16:50 ` Trond Myklebust
2005-10-26 18:45 ` Peter Staubach
2005-10-26 19:08 ` Trond Myklebust
2005-10-26 19:53 ` Peter Staubach
2005-10-26 21:05 ` Trond Myklebust
2005-10-26 21:22 ` Peter Staubach
2005-10-26 21:57 ` Trond Myklebust
2005-10-27 12:25 ` Peter Staubach
2005-10-27 12:53 ` Trond Myklebust
2005-10-27 14:25 ` Calum Mackay [this message]
2005-10-27 15:33 ` Trond Myklebust
-- strict thread matches above, loose matches on Subject: below --
2005-11-07 16:47 Data coherency trouble with multiple clients on2.6.14-rc5 Lever, Charles
2005-11-07 16:52 ` Peter Staubach
2005-10-26 6:01 Data coherency trouble with multiple clients, on 2.6.14-rc5 Charles Duffy
2005-10-26 6:23 ` Trond Myklebust
2005-10-26 7:25 ` Data coherency trouble with multiple clients, on2.6.14-rc5 Charles Duffy
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