Re: [ewg] Using ib_send_bw for multicast performance test

2011-09-07 Thread Ido Shamai
Hello Peter and sorry for the late reply. My name is Ido and I'm the perftest maintainer. As you suspect, the multicast feature in perftest is only intended for end 2 end machines, and he does not support multiple receivers vs. sender. But the changes should be minor in order to complete this t

[ewg] Using ib_send_bw for multicast performance test

2011-08-17 Thread Kovacs Peter Tamas
Hi all, I'm trying to benchmark multicast performance on a simple Infiniband network with three nodes using ib_send_bw, but apparently we cannot find the right parameters for doing so. Point-to-point measurements work fine, but when setting up a multicast test with one sender and multiple rece