Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Fri, Apr 24, 2009 at 11:01:00AM +0200, Tobias Appel wrote: > Lars Ellenberg wrote: > > > the users guide is always for the current release of DRBD, > > which is 8.3.1 at the time of writing this email. > > > > the "wo:" thing is only available in 8.3 (since 8.2.something) it was > > introduced when the barrier method has been introduced, at the same time > > as the explicit "drain" and "none" methods have been introduced. > > > > drbd 8.0 has only the concept of drain, > > and since 8.0.9 the "flush" concept. > > in 8.0 you can only disable the "flush", > > which means you get "drain". > > > > the documentation is correct, though maybe misleading. > > drain was the only concept implemented before 8.0.9. > > that does not mean all other methods have been introduced with 8.0.9. > > e.g. options to disable the flush method again have only been > > introduced with 8.0.12. (as written in the changelog) > > > > Thanks for the clarification. I will try to upgrade then to 8.3.1. Wish > me luck! I don't think you need it ;) ah. and btw. do not use "none", that is to say, do NOT use "no-disk-drain". in general, that setting will violate write ordering constraints, and gives very little benefit. it is useful only in very special circumstances. -- : Lars Ellenberg : LINBIT | Your Way to High Availability : DRBD/HA support and consulting http://www.linbit.com DRBD® and LINBIT® are registered trademarks of LINBIT, Austria. __ please don't Cc me, but send to list -- I'm subscribed