Richard Elling <richard.ell...@gmail.com> writes: > Harry Putnam wrote: >> Robert Milkowski <mi...@task.gda.pl> writes: >> >> >>> Then is block doesn't compress better than 12.5% it won't be >>> compressed at all. Then in zfs you need extra space for checksums, etc. >>> >>> How did the OP came up with how much data is being used? >>> >> >> OP, just used `du -sh' at both ends of the transfer. On origin end it >> is gentoo Linux running reiserfs filesystem >> > > The size allocated is dependent on file system features. For example, a > zero-filled file named "zeros" copied to 3 different file systems shows: > > $ du -sh /A/zeros > 0K /A/zeros > $ du -sh /B/zeros > 16K /B/zeros > $ du -sh /C/zeros > 32K /C/zeros
Yes, I made note of that in my OP on this thread. But is it enough to end up with 8gb of non-compressed files measuring 8gb on reiserfs(linux) and the same data showing nearly 9gb when copied to a zfs filesystem with compression on. _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss