<br><tt><font size=2>> Are the RNICs experiencing lots of pause frames
during the test? <br>
> <br>
> ethtool -S ethX|grep Pause<br>
</font></tt>
<br><tt><font size=2>(cheiron was the server and the others were RDMA reading
from it)</font></tt>
<br>
<br><tt><font size=2>[root@ajax]$ ethtool -S eth2 | grep Pause</font></tt>
<br><tt><font size=2> TxPauseFrames :
248428611</font></tt>
<br><tt><font size=2> RxPauseFrames :
0</font></tt>
<br>
<br><tt><font size=2>[root@achilles]$ ethtool -S eth2 | grep Pause</font></tt>
<br><tt><font size=2> TxPauseFrames :
250937599</font></tt>
<br><tt><font size=2> RxPauseFrames :
0</font></tt>
<br>
<br><tt><font size=2>[root@bacchus]$ ethtool -S eth2 | grep Pause</font></tt>
<br><tt><font size=2> TxPauseFrames :
21153321</font></tt>
<br><tt><font size=2> RxPauseFrames :
70</font></tt>
<br>
<br><tt><font size=2>[root@borus]$ ethtool -S eth2 | grep Pause</font></tt>
<br><tt><font size=2> TxPauseFrames :
22056840</font></tt>
<br><tt><font size=2> RxPauseFrames :
70</font></tt>
<br>
<br><tt><font size=2>[root@car]$ ethtool -S eth2 | grep Pause</font></tt>
<br><tt><font size=2> TxPauseFrames :
23540619</font></tt>
<br><tt><font size=2> RxPauseFrames :
70</font></tt>
<br>
<br><tt><font size=2>[<b>root@cheiron</b>]$ ethtool -S eth2 | grep Pause</font></tt>
<br><tt><font size=2> TxPauseFrames :
0</font></tt>
<br><tt><font size=2> RxPauseFrames :
26569935</font></tt>
<br>
<br><tt><font size=2><br>
> Also, are the iWARP stacks retransmitting a lot during the test? <br>
> <br>
> cat /sys/class/infiniband/cxgb3_0/proto_stats/tcpRetransSegs<br>
</font></tt>
<br><tt><font size=2>[root@ajax]$ cat /sys/class/infiniband/cxgb3_0/proto_stats/tcpRetransSegs</font></tt>
<br><tt><font size=2> 0</font></tt>
<br>
<br><tt><font size=2>[root@achilles]$ cat /sys/class/infiniband/cxgb3_0/proto_stats/tcpRetransSegs</font></tt>
<br><tt><font size=2> 0</font></tt>
<br>
<br><tt><font size=2>[root@bacchus]$ cat /sys/class/infiniband/cxgb3_0/proto_stats/tcpRetransSegs</font></tt>
<br><tt><font size=2> 0</font></tt>
<br>
<br><tt><font size=2>[root@borus]$ cat /sys/class/infiniband/cxgb3_0/proto_stats/tcpRetransSegs</font></tt>
<br><tt><font size=2> 0</font></tt>
<br>
<br><tt><font size=2>[root@car]$ cat /sys/class/infiniband/cxgb3_0/proto_stats/tcpRetransSegs</font></tt>
<br><tt><font size=2> 0</font></tt>
<br>
<br><tt><font size=2>[root@cheiron]$ cat /sys/class/infiniband/cxgb3_0/proto_stats/tcpRetransSegs</font></tt>
<br><tt><font size=2> 0</font></tt>