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<DIV><SPAN class=879255115-30032006><FONT face="Courier New" color=#0000ff
size=2> We added some latency improvement in
4.7.600,</FONT></SPAN></DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> Scott Weitzenkamp (sweitzen)
[mailto:sweitzen@cisco.com] <BR><B>Sent:</B> Thursday, March 30, 2006 5:35
PM<BR><B>To:</B> Amit Krig; Tziporet Koren; Matters, Todd; Kamen Bodourov; Moni
Levy; Openfabrics-ewg@openib.org<BR><B>Cc:</B> Aviram Gutman; Burgert, Robert;
Vladimir Sokolovsky; Sujal Das; Matters, Todd; Roland Dreier; Vu Pham;
svbu-ibcg@external.cisco.com; Ibcg; IBCG<BR><B>Subject:</B> RE: IPoIB/SDP
performance graphs for PCI-E RHEL4 U2 i686 Dell PE1850<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV dir=ltr align=left><SPAN class=711103415-30032006><FONT face=Arial
color=#0000ff size=2>4.7.400. I see 4.7.600 is out, should that help at
all?</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=711103415-30032006><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=711103415-30032006><FONT face=Arial
color=#0000ff size=2>Scott</FONT></SPAN></DIV><BR>
<BLOCKQUOTE dir=ltr
style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #0000ff 2px solid; MARGIN-RIGHT: 0px">
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> Amit Krig [mailto:amitk@mellanox.co.il]
<BR><B>Sent:</B> Thursday, March 30, 2006 1:04 AM<BR><B>To:</B> Scott
Weitzenkamp (sweitzen); Tziporet Koren; Matters, Todd; Kamen Bodourov
(kbodouro); Moni Levy; Openfabrics-ewg@openib.org<BR><B>Cc:</B> Aviram Gutman;
Burgert, Robert; Vladimir Sokolovsky; Sujal Das; Matters, Todd; Roland Dreier
(rdreier); Vu Pham; svbu-ibcg@external.cisco.com; Ibcg;
IBCG<BR><B>Subject:</B> RE: IPoIB/SDP performance graphs for PCI-E RHEL4 U2
i686 Dell PE1850<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV><SPAN class=780325508-30032006><FONT face="Courier New" color=#0000ff
size=2>Hi Scott,</FONT></SPAN></DIV>
<DIV><SPAN class=780325508-30032006><FONT face="Courier New" color=#0000ff
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=780325508-30032006><FONT face="Courier New" color=#0000ff
size=2>Which FW version are you using ?</FONT></SPAN></DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> Scott Weitzenkamp (sweitzen)
[mailto:sweitzen@cisco.com] <BR><B>Sent:</B> Thursday, March 30, 2006 9:30
AM<BR><B>To:</B> Scott Weitzenkamp (sweitzen); Tziporet Koren; Matters, Todd;
Kamen Bodourov; Moni Levy; Openfabrics-ewg@openib.org<BR><B>Cc:</B> Amit Krig;
Aviram Gutman; Burgert, Robert; Vladimir Sokolovsky; Sujal Das; Matters, Todd;
Roland Dreier; Vu Pham; svbu-ibcg@external.cisco.com; Ibcg;
IBCG<BR><B>Subject:</B> IPoIB/SDP performance graphs for PCI-E RHEL4 U2 i686
Dell PE1850<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=795331607-30032006>We've never been able to get very good IPoIB
throughput on these systems (dual 3.0 GHz EMT64 CPUs). SDP performance
seems very good, though.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=795331607-30032006></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=795331607-30032006>We're using LionCub Rev C
HCAs.</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=795331607-30032006></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=795331607-30032006>To
summarize:</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=795331607-30032006></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=795331607-30032006>min
SDP latency: 26 usec</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=795331607-30032006>max
SDP throughput: 7.2 Gb/sec</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=795331607-30032006>min
IPoIB latency: 32 usec</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=795331607-30032006>max
IPoIB throughput: 1.7 Gb/sec</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=795331607-30032006></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=795331607-30032006>Scott</SPAN></FONT></DIV></BLOCKQUOTE></BODY></HTML>