25.10.2011 14:03, Adriano dos Santos Fernandes wrote:

> 2) FW=OFF, and use fsync on COMMIT - pages will not be reordered, and
> when COMMIT happens they will be written to disk in order

I believe this is wrong assumption. Nobody guarantees that OS will be 
flushing the dirty pages from the file-system cache to disk in the 
original order.


Dmitry

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