Paul Winkler wrote at 2007-4-6 13:30 -0400:
>If I understand this stuff correctly, the code in question on a
>filesystem that *doesn't* have the sparse file optimization would
>equate to "write N null bytes to this file as fast as possible."
Posix defines the semantics.
I have not looked it up, but a possible interpretation would also be:
write the "n.th" byte and let all other bytes undefined.
For more information about ZODB, see the ZODB Wiki:
ZODB-Dev mailing list - ZODB-Dev@zope.org