[zfs-discuss] Re: zfs space efficiency

2007-06-24 Thread roland
update on this: i think i have been caught by a rsync trap. it seems, using rsync locally (i.e. rsync --inplace localsource localdestination) and "remotely" (i.e. rsync --inplace localsource localhost:/localdestination) is something different and rsync seems to handle the writing very differen

[zfs-discuss] Re: zfs space efficiency

2007-06-24 Thread roland
whoops - i see i have posted the same several times. this was duo to i got an error message when posting and thought, it didn`t get trough could some moderator probably delete those double posts ? meanwhile, i did some tests and have very weird results. first off, i tried "--inplace" to updat

[zfs-discuss] Re: zfs space efficiency

2007-06-23 Thread roland
>So, in your case, you get maximum >space efficiency, where only the new blocks are stored, and the old >blocks simply are referenced. so - i assume that whenever some block is read from file A and written unchanged to file B, zfs recognizes this and just creates a new reference to file A ? tha