Am 12.08.2012 10:40, schrieb Sebastien HAN: >>>>>>> >>>>>>> With RBD images, the theory makes possible to mount them multiple >>>>>>> times on different servers, of course **no one** wants that. If you >>>>>>> care about the consistency of your data :D >>>>>>> I was wondering if ceph has any lock ability on the RBD device like >>>>>>> DRBD does with secondary resource. Apparently not, I was able to mount >>>>>>> an image on multiple server and wrote data on both. >>>>>>> >>>>>>> Is this an incoming feature? >>>>>>> >>>>>>> I don't really know the difficulty level that this kind of feature >>>>>>> implies, but it would be nice to have it. >>>>>>> I use ocfs2 ontop of mapped rbd images - works great. -- Mit freundlichen Grüßen, Florian Wiessner Smart Weblications GmbH Martinsberger Str. 1 D-95119 Naila fon.: +49 9282 9638 200 fax.: +49 9282 9638 205 24/7: +49 900 144 000 00 - 0,99 EUR/Min* http://www.smart-weblications.de -- Sitz der Gesellschaft: Naila Geschäftsführer: Florian Wiessner HRB-Nr.: HRB 3840 Amtsgericht Hof *aus dem dt. Festnetz, ggf. abweichende Preise aus dem Mobilfunknetz -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html