Same here... http://imagebin.org/246546
That is after adding nohlt idle=poll to the boot options. This is the machine we have been testing on - 100+us latency unless there is some sort of do-nothing process running. it runs a bit hotter.. sam On 2/13/2013 5:08 AM, Michael Haberler wrote: > Am 13.02.2013 um 11:37 schrieb andy pugh: > >> On 13 February 2013 10:15, Michael Haberler <mai...@mah.priv.at> wrote: >> >>> http://www.xenomai.org/pipermail/xenomai/2013-February/027675.html >> This sounds familiar, there is a similar situation with RTAI: >> http://wiki.linuxcnc.org/cgi-bin/wiki.pl?RealTime >> and the "cpu hog" near the bottom. > Mick just observed that the "nohlt idle=poll" boot option does in fact > improve latency figures significantly > > It might well be the case that the same option does have an impact with RTAI, > too > > It's worth a try - I just dont have 'laggy' hardware at my hands here > > - Michael > >> After a bit more searching, I guess you are aware of that as exactly >> the same name for it is being used on the Xenomai page. >> >> -- >> atp >> If you can't fix it, you don't own it. >> http://www.ifixit.com/Manifesto >> >> ------------------------------------------------------------------------------ >> Free Next-Gen Firewall Hardware Offer >> Buy your Sophos next-gen firewall before the end March 2013 >> and get the hardware for free! Learn more. >> http://p.sf.net/sfu/sophos-d2d-feb >> _______________________________________________ >> Emc-developers mailing list >> Emc-developers@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/emc-developers > > ------------------------------------------------------------------------------ > Free Next-Gen Firewall Hardware Offer > Buy your Sophos next-gen firewall before the end March 2013 > and get the hardware for free! Learn more. > http://p.sf.net/sfu/sophos-d2d-feb > _______________________________________________ > Emc-developers mailing list > Emc-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-developers > > ------------------------------------------------------------------------------ Free Next-Gen Firewall Hardware Offer Buy your Sophos next-gen firewall before the end March 2013 and get the hardware for free! Learn more. http://p.sf.net/sfu/sophos-d2d-feb _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers