Messages in this thread | | | Date | Thu, 11 Apr 2002 15:16:16 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH] zerocopy NFS updated |
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On Thu, Apr 11, 2002 at 04:00:37PM -0200, Denis Vlasenko wrote: > On 11 April 2002 09:36, David S. Miller wrote: > > No, you must block truncate operations on the file until the client > > ACK's the nfsd read request if you wish to use sendfile() with > > nfsd. > > Which shouldn't be a big performance problem unless I am unaware > of some real-life applications doing heavy truncates.
Every unlink does a truncate. There are applications that delete files a lot.
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