>>> Lars Marowsky-Bree <l...@suse.com> schrieb am 25.04.2016 um 12:12 in Nachricht <20160425101236.gd10...@suse.de>: > On 2016-04-25T10:10:38, Ulrich Windl <ulrich.wi...@rz.uni-regensburg.de> wrote: > > Hi Ulrich, > > I can't really comment on why the cLVM2 is slow (somewhat surprisingly, > because flock is meta-data only and thus shouldn't even be affected by > cLVM2, anyway ...). > > But on the subject of performance, you're quite right - we know that > cLVM2 is not fast enough, thus there has been an effort to make md raid > cluster aware (especially RAID1). cluster-md is almost completely > merged upstream and coming to your favorite enterprise distribution very > soon too ;-)
Lars, that's good news. As we've made good experience with MD-RAID, I really thought about having an MD-RAID on one node and export that RAID via iSCSI to all the nodes that need access. Unfortunately I cannot compare performance ahead of time 8-( Regards, Ulrich > > > Regards, > Lars > > -- > Architect SDS, Distinguished Engineer > SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB > 21284 (AG Nürnberg) > "Experience is the name everyone gives to their mistakes." -- Oscar Wilde > > > _______________________________________________ > Users mailing list: Users@clusterlabs.org > http://clusterlabs.org/mailman/listinfo/users > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org _______________________________________________ Users mailing list: Users@clusterlabs.org http://clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org