Is there any difference between fdatasync and fsync on ZFS? Regards, Myron This message posted from opensolaris.org
Myron Scott wrote:> Is there any difference between fdatasync and fsync on ZFS?-No. ZFS does not log data and meta data separately. rather it logs essentially the system call records, eg writes, mkdir, truncate, setattr, etc. So fdatasync and fsync are identical on ZFS.
On 8/10/06, Neil Perrin <Neil.Perrin at sun.com> wrote:> Myron Scott wrote: > > Is there any difference between fdatasync and fsync on ZFS? > > -No. ZFS does not log data and meta data separately. rather > it logs essentially the system call records, eg writes, mkdir, > truncate, setattr, etc. So fdatasync and fsync are identical > on ZFS.Will be there no support for separate disks holding meta data in the future? -- Holger