Re: [zfs-discuss] cascading metadata modifications

2007-09-06 Thread Nicolas Williams
On Thu, Sep 06, 2007 at 01:43:21PM -0700, Matthew Ahrens wrote: > Joerg Schilling wrote: > > Matthew Ahrens <[EMAIL PROTECTED]> wrote: > > > >> Joerg Schilling wrote: > >>> The best documented one is the inverted meta data tree that allows wofs > >>> to write > >>> only one new generation node fo

Re: [zfs-discuss] cascading metadata modifications

2007-09-06 Thread Matthew Ahrens
Joerg Schilling wrote: > Matthew Ahrens <[EMAIL PROTECTED]> wrote: > >> Joerg Schilling wrote: >>> The best documented one is the inverted meta data tree that allows wofs to >>> write >>> only one new generation node for one modified file while ZFS needs to also >>> write new >>> nodes for all d

Re: [zfs-discuss] cascading metadata modifications

2007-09-06 Thread Joerg Schilling
Matthew Ahrens <[EMAIL PROTECTED]> wrote: > Joerg Schilling wrote: > > The best documented one is the inverted meta data tree that allows wofs to > > write > > only one new generation node for one modified file while ZFS needs to also > > write new > > nodes for all directories above the file in

[zfs-discuss] cascading metadata modifications

2007-09-05 Thread Matthew Ahrens
Joerg Schilling wrote: > The best documented one is the inverted meta data tree that allows wofs to > write > only one new generation node for one modified file while ZFS needs to also > write new > nodes for all directories above the file including the root directory in the > fs. I believe you