2010/12/9 LOhit <[email protected]> > Hello Everyone, > > I apologize in advance if this question sounds stupid or has been answered > already. I need to create large dummy files for testing. I would like to > know if there is a way to do it using C on OpenBSD. > > This is what I want to achieve. I tried looking for "mkfile" command, but I > couldn't find it either. > > dd if=/dev/zero of=/testing/file0 bs=512 count=65536 > > dd if=/dev/zero of=/testing/file0 seek=1m count=1 bs=1 use seek=1024m for even larger files, and the best of it all, it only takes a handful of bytes on disk, since it is sparse. Will still read back zeros all the way if you "use" it later.
-- To our sweethearts and wives. May they never meet. -- 19th century toast
