Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Hi, you may want to look at SDP: http://www.drbd.org/users-guide/s-replication-transports.html Sebastian: The "drbd isn't really that great" notion, albeit interesting, strikes me as a little off topic. Cheers, Felix On 01/30/2013 10:24 AM, Sebastian Riemer wrote: > On 29.01.2013 22:32, Steve wrote: >> >> Hello! >> >> I am contemplating a project with a pair of machines with 36 drives >> each, with DRBD. I have used DRBD with Ethernet products quite >> successfully before, but in the interest of performance, I am >> considering using Infiniband on this project. >> >> I know that I can simply configure IPoIB and run DRBD over that, but I >> would imagine that there is a more efficient way of doing things. If >> anyone could point me to tips, texts, links, or other documentation on >> efficient use of Infiniband for this purpose, I would greatly appreciate >> it. > > Yes, there is a better way: Use MD RAID-1 and SRP/iSER. If you need > remote storage anyway, this is the best solution as you've got two > parallel network connections. Even with local storage and remote to > another system this is better than DRBD. > > IPoIB always has performance and stability issues. Therefore, I even > suggest using SRP instead of iSER. Also Fusion-io goes for SCST and SRP. > > I'm planning to talk about RDMA for storage and SRP vs. iSER on LinuxTag > 2013 in Berlin/Germany. > > Cheers, > Sebastian >