> For reasons why, think about it from the backup/restore
> perspective.  Which database can be backed up or restored
> faster:  one with 100 2Gb datafiles or one with 2 100Gb
> datafiles?  Datafile management is just like extent
> management.  As Roger Waters said, "All in all, they're all
> just bricks in the wall"...  :-)

I don't know whether file system lock contention still applies in modern
file systems, but the larger the files you are writing in are, the more
contention you have to file write lock.

Tanel.


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