Xu�n Baldauf writes:
 > 
 > 
 > Nikita Danilov wrote:
 > 
 > > [This was posted to reiserfs-dev list today. Please comment.]
 > >
 > > Hello,
 > >
 > > let me summarize our latest talks about key structure in reiser4.
 > >
 > > LAYOUT:
 > >
 > > Key is three 64bit integers (24 bytes total) stored on a disk in LE
 > > format. First integer is "locality", second---"objectid" and third is
 > > "offset".
 > >
 > > [...]
 > >
 > >
 > > Nikita.
 > 
 > Is it ensured that insert and delete-operations within a file at
 > byte-granularity are possible with (or independent of) that key layout? I think
 > that, for this feature, it is required that the "offset" part of a key is not
 > an offset measured in filesystem blocks (4KB), but an offset measured at least
 > in byte-granularity. This limits the filesize to 16 ExaBytes. Still enough, I
 > think. :-)

Yes, you are right, offset is measured in bytes.

 > 
 > Xu�n.

Nikita.

Reply via email to