Donn wrote: > Because it isn't really writing the zeros. You can make these > files all day long and not run out of disk space, because this > kind of file doesn't take very many blocks. The blocks that > were never written are virtual blocks, inasmuch as read() at > that location will cause the filesystem to return a block of NULs.
Are you sure that's not just a case of asynchronous writing that can be done in a particularly efficient way? df quite clearly tells me that I'm running out of disk space on my ext2fs linux when I dump it full of zeroes. Jens -- http://mail.python.org/mailman/listinfo/python-list