<html>
<head>
<meta content="text/html; charset=utf-8" http-equiv="Content-Type">
</head>
<body text="#000000" bgcolor="#FFFFFF">
<div class="moz-cite-prefix"><br>
Thanks for <span id="result_box" class="short_text" lang="en"><span
class="">detailed response<br>
<br>
<br>
</span></span>05.08.2016 17:26, Hal Rosenstock пишет:<br>
</div>
<blockquote
cite="mid:CAKzyTsypi4wu+0X5EPJGKw3hUOqREJKOq4Uyvpq=ye80=uJ_=Q@mail.gmail.com"
type="cite">
<div dir="ltr">Please read doc/qos-config.txt and IBA spec vol 1
section <font face="Arial" size="3"><font face="Arial" size="3">7.6.9.2
VL A</font></font><font face="Arial" size="1"><font
face="Arial" size="1">RBITRATION </font></font><font
face="Arial" size="3"><font face="Arial" size="3">W</font></font><font
face="Arial" size="1"><font face="Arial" size="1">HEN </font></font><font
face="Arial" size="3"><font face="Arial" size="3">M</font></font><font
face="Arial" size="1"><font face="Arial" size="1">ULTIPLE </font></font><font
face="Arial" size="3"><font face="Arial" size="3">D</font></font><font
face="Arial" size="1"><font face="Arial" size="1">ATA </font></font><font
face="Arial" size="3"><font face="Arial" size="3">VL </font></font><font
face="Arial" size="1"><font face="Arial" size="1">S </font></font><font
face="Arial" size="3"><font face="Arial" size="3">A</font></font><font
face="Arial" size="1"><font face="Arial" size="1">RE </font></font><font
face="Arial" size="3"><font face="Arial" size="3">I</font></font><font
face="Arial" size="1"><font face="Arial" size="1">MPLEMENTED</font></font>
<div><font size="1"><br>
</font></div>
<div><font size="1">It's max_vls parameter which relates to VLs
(and hence buffers).</font></div>
<div><font size="1"><br>
</font></div>
<div><font size="1">These parameters are for the VL arbitration.
A weight of 0 means skip entry.</font></div>
<div><font size="1"><br>
</font></div>
<div><font size="1">Since t2q assigns qos-level to group of 4
VLs, I think weighting should be same on those VLs.</font></div>
<div><font size="1"><br>
</font></div>
<div><font size="1">I also would try not to have some VL hog the
arbitration so I'd use small weights.</font></div>
<div><font size="1"><br>
</font></div>
<div><font size="1">So something like:</font></div>
<div><font size="1"><br>
</font></div>
<div><font size="1">qos_ca_max_vls 1</font></div>
<div><font size="1"><font size="3">qos_ca_vlarb_high
0:4,1:4,2:0,3:0,4:0,5:0,6:0,7:0</font><br>
<span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">qos</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">_ca_</span>vlarb_low
0:4,1:4,2:0,3:0,</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">4:0,</span>5:0,6:0,7:<wbr>0
</span><br>
</span></font></div>
<div><font size="1"><br>
</font></div>
<div><font size="1">qos_swe_max_vls 4</font></div>
<div><font size="1"><font size="3">qos_swe_vlarb_high<b>
0:4,1:4,2:4,3:4</b>,4:0,5:0,6:0,7:0</font><br>
<span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">qos</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">_</span></span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">swe</span></span>_</span>vlarb_low
<b>0:4,1:4,2:4,3:4</b>,</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">4:0,</span>5:0,6:0,7:<wbr>0</span></span></span></font></div>
<div><font size="1"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><br>
</span></span></span></font></div>
<div><font size="1"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">if
you want to use both high and low priority VL
Arbitration but you could probably also only use the
low or high priority VL arbitration too. I haven't
played with all the variations for this but the
general principles of how t2q uses QoS are expressed
above.</span></span></span></font></div>
<div style="text-align:right"><font size="1"><br>
</font></div>
<div style="text-align:right"><font size="1"><br>
</font></div>
<div style="text-align:right"><font size="1"><br>
</font></div>
<div><font size="1"><br>
</font></div>
</div>
<div class="gmail_extra"><br>
<div class="gmail_quote">On Fri, Aug 5, 2016 at 9:43 AM, Black.S
<span dir="ltr"><<a moz-do-not-send="true"
href="mailto:Black.S52@yandex.com" target="_blank">Black.S52@yandex.com</a>></span>
wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0
.8ex;border-left:1px #ccc solid;padding-left:1ex">
<div bgcolor="#FFFFFF" text="#000000">
<div>Thanks for reply <br>
I use only one QoS level.<br>
Correct me please. <br>
<br>
1) Is that config is right for 3D torus ?<br>
<br>
<span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
qos_ca_vlarb_high 0:4,1:0,2:0,3:0,4:0,5:0,6:0,7:<wbr>0<br>
</span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
qos</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">_ca_</span>vlarb_low
0:4,1:4,2:0,3:0,</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">4:0,</span>5:0,6:0,7:<wbr>0
</span><br>
<br>
</span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
qos_swe_vlarb_high<b> </b></span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">0:4,1:0,2:0,3:0</span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><b><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">,</span></b>4:0,5:0,6:0,7:<wbr>0
# because Torus use VL0-3<br>
</span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
qos</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">_</span></span></span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">swe</span></span>_</span>vlarb_low
</span></span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">0:4,1:4,2:0,3:0,</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"></span></span></span></span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">4:0,</span>5:0,6:0,7:<wbr>0</span></span><br>
<br>
or </span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">this
</span>right ?<br>
</span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
qos_vlarb_high </span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><b>0:4,1:4,2:4,3:4</b>,</span></span></span></span>4:0,5:0,6:0,7:<wbr>0<br>
</span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
qos_vlarb_low </span></span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><b>0:4,1:4,2:4,3:4</b>,</span></span></span></span></span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">4:0,</span>5:0,6:0,7:<wbr>0
</span><br>
</span></span><br>
<span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
qos_swe_vlarb_high<b> 0:4,1:4,2:4,3:4</b>,4:0,5:0,6:0,7:<wbr>0
# because Torus use VL0-3<br>
</span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
qos</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">_</span></span></span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">swe</span></span>_</span>vlarb_low
<b>0:4,1:4,2:4,3:4</b>,</span></span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">4:0,</span>5:0,6:0,7:<wbr>0</span></span></span>
</span>2) <br>
<br>
<br>
2) </span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
lang="en"><span>And still Which weight </span></span>prefer
for VL0-3 ? Why not prefer weight 255 ?<br>
<br>
Or </span><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium"><span
lang="en"><span>perhaps</span> <span>that</span> <span>I</span>
<span>do not understand ?</span></span> <br>
<br>
Thanks all<br>
<br>
<br>
</span>04.08.2016 20:26, Hal Rosenstock пишет:<br>
</div>
<div>
<div class="h5">
<blockquote type="cite">
<div dir="ltr">
<div>On links between end ports and peer switch,
only 2 VLs max are needed (depending on whether
1 or 2 QoS levels are in use). Interswitch links
require 4 VLs per QoS level.</div>
<div><br>
</div>
<div>With the config you are using, t2q is only
warning that resources (buffers) are being
wasted on unused VLs. It's up to you whether to
do more config of QoS to get better buffer use
and eliminate this warning message.</div>
</div>
<div class="gmail_extra"><br>
<div class="gmail_quote">On Thu, Aug 4, 2016 at
12:09 PM, B S <span dir="ltr"><<a
moz-do-not-send="true"
href="mailto:black.s52@yandex.com"
target="_blank"><a class="moz-txt-link-abbreviated" href="mailto:black.s52@yandex.com">black.s52@yandex.com</a></a>></span>
wrote:<br>
<blockquote class="gmail_quote"
style="margin:0px 0px 0px
0.8ex;padding-left:1ex;border-left-color:rgb(204,204,204);border-left-width:1px;border-left-style:solid">
<div><span
style="font-family:inherit;font-size:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit">Hello
all</span><br>
</div>
<div><span
style="font-family:inherit;font-size:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit">I
can't understand some torus2q options.May
be anybody explain me ?</span></div>
<div><span
style="font-family:inherit;font-size:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit">In
the Internet I found some options for
torus</span></div>
<div><span
style="font-family:inherit;font-size:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit"><br>
</span></div>
<div><span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">qos_max_vls
8 # its clear for use 8 vl</span><br
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
<span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">qos_high_limit
0. # its cleasr for processing only 1
message in high table </span><br
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
<span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">qos_vlarb_low
0:4,1:4,2:0,3:0,5:0,6:0,7:0 </span><br
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
<span
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">qos_vlarb_high
0:4,1:0,2:0,3:0,4:0,5:0,6:0,7:<wbr>0</span><br
style="line-height:normal;font-family:arial,sans-serif;font-size:medium">
<br>
</div>
<div>If I leave this options by default,
opensm get warning </div>
<div>"<span style="line-height:normal;font-family:inherit;font-size:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit;white-space:pre-wrap">Warning: torus-2QoS recommends 0 VLarb weights </span></div>
<div><span style="line-height:normal;font-family:inherit;font-size:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit;white-space:pre-wrap"></span><span style="line-height:normal;font-family:inherit;font-size:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit;white-space:pre-wrap">for VLs 2-7 on endpoint links; not true ..."</span></div>
<div><span style="line-height:normal;font-family:inherit;font-size:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit;white-space:pre-wrap">
</span></div>
<div>Sorry for more questions. I can't found
answer in internet.</div>
<div><br>
</div>
<div>1) Why I can't leave this tables (
vlarb_high, vlarb_low) by default ? Who in
routing engine torus2q and how use this
table ?</div>
<div>2) Why used only vl0 and vl1. In manual
about Torus2q use 0-3 and 4-7 VLs ?</div>
<div><font face="arial, sans-serif" size="3"><span
style="line-height:normal">3) I can't
understand why used weight 4 but not for
example 64 or 255 ?</span></font></div>
<div><font face="arial, sans-serif" size="3"><span
style="line-height:normal">4) Why I
should write this table for extended ca,
swe, etc. separately </span></font></div>
<div><font face="arial, sans-serif" size="3"><span
style="line-height:normal"> </span></font></div>
<div><font face="arial, sans-serif" size="3"><span
style="line-height:normal">May be
somebody have links about this theme ? </span></font></div>
<div><font face="arial, sans-serif" size="3"><span
style="line-height:normal">Thanks for
you interest and time </span></font></div>
<br>
______________________________<wbr>_________________<br>
Users mailing list<br>
<a moz-do-not-send="true"
href="mailto:Users@lists.openfabrics.org"
target="_blank">Users@lists.openfabrics.org</a><br>
<a moz-do-not-send="true"
href="http://lists.openfabrics.org/mailman/listinfo/users"
target="_blank" rel="noreferrer">http://lists.openfabrics.org/m<wbr>ailman/listinfo/users</a><br>
<br>
</blockquote>
</div>
<br>
</div>
</blockquote>
<br>
</div>
</div>
</div>
<br>
______________________________<wbr>_________________<br>
Users mailing list<br>
<a moz-do-not-send="true"
href="mailto:Users@lists.openfabrics.org">Users@lists.openfabrics.org</a><br>
<a moz-do-not-send="true"
href="http://lists.openfabrics.org/mailman/listinfo/users"
target="_blank" rel="noreferrer">http://lists.openfabrics.org/<wbr>mailman/listinfo/users</a><br>
<br>
</blockquote>
</div>
<br>
</div>
</blockquote>
<br>
</body>
</html>