[OpenAFS] solaris 10 versions supporting inode fileservers

Derrick Brashear shadow@gmail.com
Tue, 5 May 2009 23:59:58 -0400

On Tue, May 5, 2009 at 6:30 PM, Jason Edgecombe <jason@rampaginggeek.com> w=
> Harald Barth wrote:
>>> Does anyone have any information on which versions of solaris 10
>>> are not safe? =A0Any direction to a bug report or a mail list thread
>>> would be appreciated.
>> I think the sneaky thing was that
>> =A0a) UFS with logging may rot your files
>> =A0b) Some update made logging the default mount option
>> I don't think ZFS is safe either.
>> Harald.
> ufs without logging is the only safe option for the inode fileserver on
> solaris.
> The default logging option was changed in Solaris 9 9/04
> See http://docs.sun.com/app/docs/doc/817-5770/6ml72d6kd?a=3Dview
> It's sneaky because the default is logging is on for disks over 100G or s=
> similar threshold.
> UFS with logging WILL eat data with the inode server, you will have to
> salvage on each service restart when the /vicepX is unmounted and remount=
> (i.e. every boot/reboot).
> The namei fileserver is safe for ufs (with or without logging) and ZFS
> filesystems on solaris.
> Use namei, it's safer and faster on ufs w/logging than inode without
> logging.
> BTW, where should I document tidbits like this?

We probably need to update our install guides, or replace them, to
allow for notes like this.