Leo, Both BeeGFS and Lustre require a backend file system on the disks themselves. Both Lustre and BeeGFS support ZFS backend.
--Jeff On Thu, Aug 10, 2023 at 1:00 PM leo camilo <lhcam...@gmail.com> wrote: > Hi there, > > thanks for your response. > > BeeGFS indeed looks like a good call option, though realistically I can > only afford to use a single node/server for it. > > Would it be feasible to use zfs as volume manager coupled with BeeGFS for > the shares, or should I write zfs off all together? > > thanks again, > > best, > > leo > > On Thu, 10 Aug 2023 at 21:29, Bernd Schubert <bernd.schub...@fastmail.fm> > wrote: > >> >> >> On 8/10/23 21:18, leo camilo wrote: >> > Hi everyone, >> > >> > I was hoping I would seek some sage advice from you guys. >> > >> > At my department we have build this small prototyping cluster with 5 >> > compute nodes,1 name node and 1 file server. >> > >> > Up until now, the name node contained the scratch partition, which >> > consisted of 2x4TB HDD, which form an 8 TB striped zfs pool. The pool >> is >> > shared to all the nodes using nfs. The compute nodes and the name node >> > and compute nodes are connected with both cat6 ethernet net cable and >> > infiniband. Each compute node has 40 cores. >> > >> > Recently I have attempted to launch computation from each node (40 >> tasks >> > per node), so 1 computation per node. And the performance was abysmal. >> > I reckon I might have reached the limits of NFS. >> > >> > I then realised that this was due to very poor performance from NFS. I >> > am not using stateless nodes, so each node has about 200 GB of SSD >> > storage and running directly from there was a lot faster. >> > >> > So, to solve the issue, I reckon I should replace NFS with something >> > better. I have ordered 2x4TB NVMEs for the new scratch and I was >> > thinking of : >> > >> > * using the 2x4TB NVME in a striped ZFS pool and use a single node >> > GlusterFS to replace NFS >> > * using the 2x4TB NVME with GlusterFS in a distributed arrangement >> > (still single node) >> > >> > Some people told me to use lustre,but I reckon that might be overkill. >> > And I would only use a single fileserver machine(1 node). >> > >> > Could you guys give me some sage advice here? >> > >> >> So glusterfs is using fuse, which doesn't have the best performance >> reputation (although hopefully not for long - feel free to search for >> "fuse" + "uring"). >> >> If you want to avoid complexity of Lustre, maybe look into BeeGFS. Well, >> I would recommend to look into it anyway (as former developer I'm biased >> again ;) ). >> >> >> Cheers, >> Bernd >> >> _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing > To change your subscription (digest mode or unsubscribe) visit > https://beowulf.org/cgi-bin/mailman/listinfo/beowulf > -- ------------------------------ Jeff Johnson Co-Founder Aeon Computing jeff.john...@aeoncomputing.com www.aeoncomputing.com t: 858-412-3810 x1001 f: 858-412-3845 m: 619-204-9061 4170 Morena Boulevard, Suite C - San Diego, CA 92117 High-Performance Computing / Lustre Filesystems / Scale-out Storage
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