If you are using TCP, you can use SDP transparently via libsdp to get improved latency and throughput.
Scott > -----Original Message----- > From: Sean Hubbell [mailto:[EMAIL PROTECTED] > Sent: Monday, October 23, 2006 8:56 AM > To: Scott Weitzenkamp (sweitzen) > Cc: openib-general@openib.org > Subject: Re: [openib-general] IPoIB Question > > We currently have a non-homogeneous cluster so that seems that would > possible explain a few of the differences that I have seen on > some of my > tests. I will look at netperf.org and see what they have to offer. > > On another note, is there plans to have IPoIB support the full > throughput that infiniband 4x or 12x has? Specifically, can I keep my > legacy apps and just upgrade the network to take advantage of > the bandwidth? > > Sean > > Scott Weitzenkamp (sweitzen) wrote: > > IPoIB performance will vary quite a bit depending on what > motherboard, > > CPU speed, and HCA type you have. What are the specs on > the systems > > you are using? > > > > Netperf (www.netperf.org <http://www.netperf.org>) is a > good tool to > > measure IPoIB performance. > > > > Scott Weitzenkamp > > SQA and Release Manager > > Server Virtualization Business Unit > > Cisco Systems > > > > > > > -------------------------------------------------------------- > ---------- > > *From:* [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] *On Behalf > Of *Hubbell, > > Sean C Contractor/Decibel > > *Sent:* Monday, October 23, 2006 5:53 AM > > *To:* openib-general@openib.org > > *Cc:* Sean Hubbell > > *Subject:* [openib-general] IPoIB Question > > > > Hello, > > > > I currently have several applications that uses a legacy IPv4 > > protocol and I use IPoIB to utilize my infiniband network which > > works great. I have completed some timing and > throughput analysis > > and noticed that I do not get very much more if I use an > > infiniband network interface than using my GigE network > interface. > > My question is, am I using IPoIB correctly or are these the > > typical numbers that everyone is seeing? Is there a standard > > application that I may use to test my current configuration? > > > > Thanks in advance, > > > > Sean > > > _______________________________________________ openib-general mailing list openib-general@openib.org http://openib.org/mailman/listinfo/openib-general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general