Hi Dotan,<br>
Thanks for your reply!<br><br><br><div><span class="gmail_quote">On 2/14/06, <b class="gmail_sendername">Dotan Barak</b> <<a href="mailto:dotanb@mellanox.co.il" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">
dotanb@mellanox.co.il</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div><font color="navy" face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial; color: navy;"></span></font><font color="navy" face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial; color: navy;">
Supported Linux kernels versions</span></font><p><font color="navy" face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial; color: navy;">Latency</span></font></p>

<p><font color="navy" face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial; color: navy;">-----------</span></font></p>

<ul type="disc">
 <li style="color: navy;"><span><font color="navy" face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;">openIB</span></font></span><font face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial;">

 based applications
     can may better latency than IBGD based <span>applicaitons</span></span></font></li></ul></div></blockquote><div>Did anybody get an experiment result of comparison?<br>
</div><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div><font color="navy" face="Arial" size="2"><span style="font-size: 10pt; font-family: Arial; color: navy;">

Few weeks ago, Mellanox published IBG2
(which is a stable version of the <span>openIB</span> driver)</span></font></div></blockquote><div><br>
Do you know which version of OpenIB driver does the IBG2 base on?  <br>
</div><br>Another question: Is it matters which driver is used for the
communication between IB cards or swithes? Or could a IB card drived by
IBGD/IBG2 communicate correctly with one drived by OpenIB?<br>
</div><br>
Thanks again and best wishes!<br><br clear="all"><br>-- <br>Ian Jiang<br><a href="mailto:ianjiang.ict@gmail.com" target="_blank" onclick="return top.js.OpenExtLink(window,event,this)">ianjiang.ict@gmail.com</a><br><br>Laboratory of Spatial Information Technology
<br>Division of System Architecture<br>
Institute of Computing Technology<br>Chinese Academy of Sciences