Hi Moshe. Creating performance counters for windows is in our to do list, but it is currently not scheduled for any coming release.
If you can contribute such a component we will be happy to check it in. Thanks Tzachi > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Moshe Haim > Sent: Sunday, May 18, 2008 4:55 PM > To: [email protected] > Subject: RE: [ofw] Programatically checking Infiniband > performance counters > > Basically, what I would like to ultimately achieve is being > able to do some load balancing on my software - taking the IB > traffic into account as well as other performance information. > > When I install WinOF on a machine and I install the IPoIB > component, I am able to use windows performance monitor and > to see the traffic over the IPoIB "adapter". > So I was thinking that it would be good if I was able to do > the same thing on "lower level protocol" traffic as well - in > my specific use case uDAPL (through Intel MPI). > > This is why I wanted to take a look at the performance > counters of the IB. > > Taking the counter size limit into account, and the fact that > there should be only one maintainer for the counter > (resetting etc.) - I was wondering if there is any plan to > actually write performance counters DLL for Windows? > So it would be possible to watch the performance the same way > I see counters for the IPoIB. > > Is this something that is planned for some version of WinOF? > > If not, is it possible to do such a thing? > I'd be more than glad to provide help writing such a thing - > as I think other people may need it as well as me. > > Thanks, > Moshe. > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Ira Weiny > Sent: Friday, May 16, 2008 11:43 PM > To: Hal Rosenstock > Cc: Moshe Haim; [email protected] > Subject: Re: [ofw] Programatically checking Infiniband > performance counters > > I did not follow this thread completely but I just submitted > a patch to Sasha for the master and OFED 1.3 branches which > include a Performance Manager HOWTO. > He has not accepted the patch yet, so if you want a copy I > can send it directly. > > Furthermore, there is nothing I know of which would prevent > the Performance Manager from running on a Windows box. I am > pretty sure all "compatibility" > libs are in use. However, the PerfMgr is still experimental so YMMV. > :-D > > Hope this helps, > Ira > > > On Tue, 06 May 2008 05:05:45 -0700 > Hal Rosenstock <[EMAIL PROTECTED]> wrote: > > > On Tue, 2008-05-06 at 14:37 +0300, Moshe Haim wrote: > > > > > Looking at the ib_port_counters_t structure I see several > fields. > > > > > > > > > > The port_xmit_data looks like transferred the data in bytes > divided > > > by > > > > > 4 - however, it is only 32 bit so it fills up very fast (after > > > 16GB). > > > > > > > > Yes; so either the polling needs to account for this or use > optional > > > > extended 64 bit counters if they are supported. > > > > > > Could you please elaborate on the extended 64 bit counters? > > > > See IBA 1.2.1 vol 1 16.1 Performance Management > specifically 16.1.4.11 > > > > > How can I tell if they are supported and how can I access them? > > > > They're attribute ID 0x001D (PortCountersExtended) rather > than 0x0012 > > (PortCounters). There are a number of ways to tell this but > I suspect > > they're not supported on any Windows supported HCAs I'm aware of so > this > > may not be of much use :-( > > > > > > > 2. How can I reset the counters to 0? I tried using > ib_local_mad > > > with > > > > > setting the port_xmit_pkts/port_xmit_data to 0 and use > mad->method = > > > > > IB_MAD_METHOD_SET but that doesn't seem to work... > > > > > I need this since I expect to run for long periods of time and > even > > > > > the port_xmit_pkts will hit its limit. > > > > > > > > Did you set PortSelect and CounterSelect ? > > > > > > I am basically using the code inside vstat_main.c in the function > > > vstat_get_counters - so PortSelect and CounterSelect are the same > > > values(portnum and 0xFF respectively), I only changed the > mad_in->method > > > from IB_MAD_METHOD_GET to IB_MAD_METHOD_SET. > > > > CounterSelect is 16 rather than 8 bits so if you want to > reset all the > > counters, it should be 0xffff. Also, what's the value of portnum ? > > > > > I get the following error: ib_local_mad failed with status = 42. > > > > I'm not familiar with the Windows code so I have no clue what status > 42 > > means. > > > > > > > Last but not least, is there any plan to add performance > counters in > > > > > windows for WinOF in the future? > > > > > > > > In general, there can only be one performance manager owning a > node's > > > > performance counters (assuming they are going to do resets as > above). > > > > PerfMgrs come bundled in a number of different SMs. A > more recent > > > OpenSM > > > > than what is current in Windows has this as do most if not all > vendor > > > > SMs. > > > > > > I have WinOF 1.0.1 installed with the OpenSM service started. > > > So if I understand correctly the version that I have does > not manage > the > > > performance counters. > > > > Not AFAIK. > > > > > According to what you say I also understand that future > versions of > the > > > OpenSM will have Performance Manager that manages the performance > > > counters - am I correct? > > > > It depends on what the Windows community and Windows OpenSM > maintainer > > decide relative to the PerfMgr. It could include this as the OpenSM > > common base currently supports this. > > > > > If so in which version of WinOF is this planned for? > > > > I don't know the WinOF plan to update OpenSM. You'll have to ask > others > > on this list. > > > > > Also, when talking about bundled performance managers - do they > > > automatically reset the counters if they hit the limit, > > > > They attempt to reset them some threshold prior to hitting > the limits. > > > > > do I interact with them in order to get/set values for the > performance counters? > > > > It exports the accumulated values for those counters on a > node basis. > > > > -- Hal > > > > > Thanks, > > > Moshe. > > > > > > -----Original Message----- > > > From: Hal Rosenstock [mailto:[EMAIL PROTECTED] > > > Sent: Sunday, May 04, 2008 7:17 PM > > > To: Moshe Haim > > > Cc: Tzachi Dar; [email protected] > > > Subject: RE: [ofw] Programatically checking Infiniband > performance > > > counters > > > > > > Moshe, > > > > > > On Sun, 2008-05-04 at 15:46 +0300, Moshe Haim wrote: > > > > Thanks for the quick reply. > > > > > > > > > > > > > > > > I have a few additional questions: > > > > > > > > Looking at the ib_port_counters_t structure I see > several fields. > > > > > > > > The port_xmit_data looks like transferred the data in bytes > divided by > > > > 4 - however, it is only 32 bit so it fills up very fast (after > 16GB). > > > > > > Yes; so either the polling needs to account for this or > use optional > > > extended 64 bit counters if they are supported. > > > > > > > The port_xmit_pkts looks like transferred data in 1KB packets > > > > > > Just a packet count; nothing related to packet size. > > > > > > > - so it fills up more slowly: > > > > > > Yes. > > > > > > > 1. Can I rely on the packet size being 1KB - if not where can I > find > > > > the packet size definition. > > > > > > No; the packets are all different sizes depending on the protocols > being > > > used. > > > > > > > 2. How can I reset the counters to 0? I tried using ib_local_mad > with > > > > setting the port_xmit_pkts/port_xmit_data to 0 and use > mad->method > = > > > > IB_MAD_METHOD_SET but that doesn't seem to work... > > > > I need this since I expect to run for long periods of time and > even > > > > the port_xmit_pkts will hit its limit. > > > > > > Did you set PortSelect and CounterSelect ? > > > > > > > Last but not least, is there any plan to add > performance counters > in > > > > windows for WinOF in the future? > > > > > > In general, there can only be one performance manager owning a > node's > > > performance counters (assuming they are going to do resets as > above). > > > PerfMgrs come bundled in a number of different SMs. A more recent > OpenSM > > > than what is current in Windows has this as do most if not all > vendor > > > SMs. > > > > > > -- Hal > > > > > > > Thanks, > > > > > > > > Moshe. > > > > > > > > > > > > > > > > > > > > > ______________________________________________________________________ > > > > > > > > From: Tzachi Dar [mailto:[EMAIL PROTECTED] > > > > Sent: Sunday, April 27, 2008 5:51 PM > > > > To: Moshe Haim; [email protected] > > > > Subject: RE: [ofw] Programatically checking Infiniband > performance > > > > counters > > > > > > > > > > > > > > > > > > > > Using performance counters currently only allows one to get WSD > data. > > > > Since you are working on XP that won't help you. You can use the > same > > > > way that vstat is doing to get that data. > > > > > > > > > > > > In other words, you need to implement the function > vstat_get_counters > > > > () that is using a local mad in order to get that data. > > > > > > > > > > > > > > > > > > > > > > > > You can find this function in the file vstat_main.c (lines 343 - > 393) > > > > > > > > > > > > > > > > > > > > > > > > Thanks > > > > > > > > > > > > Tzachi > > > > > > > > > > > > > > > > > > > > > > > > > ______________________________________________________________ > > > > > > > > From:[EMAIL PROTECTED] [mailto:ofw- > > > > [EMAIL PROTECTED] On Behalf Of Moshe Haim > > > > Sent: Sunday, April 27, 2008 5:09 PM > > > > To: [email protected] > > > > Subject: [ofw] Programatically checking Infiniband > performance > > > > counters > > > > > > > > Hi, > > > > > > > > > > > > > > > > I am working with Infiniband on Windows XP using the > > > > WinOF_1.0.1 package. > > > > > > > > I need to be able to check the Infiniband performance > counters > > > > in order to estimate traffic over the Infiniband. > > > > > > > > > > > > > > > > I have seen that using vstat -c the counter information > > > > appears. > > > > > > > > How can I retrieve it not using vstat.exe? Are there any > > > > performance counters I can check (for instance > select them > in > > > > perfmon.exe?), or any other APIs? > > > > > > > > > > > > > > > > Thanks, > > > > > > > > Moshe. > > > > > > > > > > > > > > > > _______________________________________________ > > > > ofw mailing list > > > > [email protected] > > > > http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw > > > _______________________________________________ > > > ofw mailing list > > > [email protected] > > > http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw > > > _______________________________________________ > ofw mailing list > [email protected] > http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw > _______________________________________________ > ofw mailing list > [email protected] > http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw > _______________________________________________ ofw mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/ofw
