I am using ConnectX-3 HCA's and Dell R720 servers.
On Thu, Jun 12, 2014 at 2:00 PM, Steve Wise <[email protected]> wrote: > On 6/12/2014 2:54 PM, Mark Lehrer wrote: >> >> Awesome work on nfs-rdma in the later kernels! I had been having >> panic problems for awhile and now things appear to be quite reliable. >> >> Now that things are more reliable, I would like to help work on speed >> issues. On this same hardware with SMB Direct and the standard >> storage review 8k 70/30 test, I get combined read & write performance >> of around 2.5GB/sec. With nfs-rdma it is pushing about 850MB/sec. >> This is simply an unacceptable difference. >> >> I'm using the standard settings -- connected mode, 65520 byte MTU, >> nfs-server-side "async", lots of nfsd's, and nfsver=3 with large >> buffers. Does anyone have any tuning suggestions and/or places to >> start looking for bottlenecks? > > > What RDMA device? > > Steve. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
