Messages in this thread | | | From | wind@cocodril ... | Date | Sat, 22 Mar 2003 22:05:35 +0100 | Subject | Re: 2.4 has O_SYNC bug ? |
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On Sat, Mar 22, 2003 at 02:37:53PM -0500, Doug McNaught wrote: > Rob van Nieuwkerk <robn@verdi.et.tudelft.nl> writes: > > > But the strange thing is this: always after 30s the kernel performs > > extra writes to the CF. It seems it's flushing some kind of dirty buffer > > from the buffer cache. But there is not supposed to be any dirty buffer: > > all data should have been written already to the CF because the partition > > was opened with O_SYNC ! > > noatime? > > -Doug
As he stated he was using no filesystem, but a treating the partition as a raw file, I suppose it can't be atime-refreshing... perhaps using O_DIRECT will solve it?
Greets, Antonio.
[sorry for double response Doug, I forgot to reply to list earlier]
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