From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4383100.1166529856857.JavaMail.ngmail@domain.hid> Date: Tue, 19 Dec 2006 13:04:16 +0100 (CET) From: "M. Koehrer" Subject: Aw: Re: [Xenomai-help] NMI watchdog: Loading of xeno_native leads... In-Reply-To: <4587B287.2060603@domain.hid> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable References: <4587B287.2060603@domain.hid> <358035.1166518774710.JavaMail.ngmail@domain.hid> <4587A2D4.3020102@domain.hid> <45879DE5.5080507@domain.hid> <7145056.1166514841031.JavaMail.ngmail@domain.hid> <4970132.1166516081275.JavaMail.ngmail@domain.hid> <2579704.1166520394117.JavaMail.ngmail@domain.hid> List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: jan.kiszka@domain.hid, mathias_koehrer@domain.hid Cc: xenomai@xenomai.org Hi Jan, I tried to enable the kernel hacking parameters you proposed. However, now I get a "NMI early shots: 0" message many times per second. These seems to slow down everything dramatically, it is hard to work with t= he system. What are the early shots messages and how can I avoid them? Regards Mathias > > It was the compiler!!! Using gcc-3.3 solved the issue. > > That means, that somehow gcc-4.1.2 must not be used with Xenomai > currently... >=20 > OK, this needs some examination then. Can anyone reproduce this issue? > /me is currently lacking the compiler. >=20 > > =20 > > This allowed me to catch the system hang I was hunting for since > yesterday... > > And I got it. > > I write the information I found on the console (I have not tried with > console redirection yet...). > > CPU 0, eip c010122d > > EIP 0060:[] > > EFLAGS 00000246 > > EIP is at mwait_idle_with_hints+0x2c/0x2e > > eax:0 ebx:c0498000 ecx:0 edx:0 > >=20 > > Call Trace > > mwait_idle+0x0/0x2e > > mwait_idle+0x1d/0x2e > > cpu_idle+0x44/0x86 > > start_kernel+0x1f1/0x1f5 > > unknown_bootoption+0x0/0x191 >=20 > Well, this caught your box in the idle loop - not that informative yet. > We must probably look beyond the last context switch. Please switch on > the I-pipe tracer (kernel hacking -> I-pipe debugging) and configure > back_trace_points to, hmm, say 200. On NMI alarm, we should then see a > function call trace. >=20 > >=20 > > I'll try to reproduce the same with console redirection, however, I hop= e > this could help already! > >=20 > > Regards > >=20 > > Mathias >=20 > Thanks for your effort, >=20 > Jan >=20 >=20 --=20 Mathias Koehrer mathias_koehrer@domain.hid Viel oder wenig? Schnell oder langsam? Unbegrenzt surfen + telefonieren ohne Zeit- und Volumenbegrenzung? DAS TOP ANGEBOT JETZT bei Arcor: g=FCnsti= g und schnell mit DSL - das All-Inclusive-Paket f=FCr clevere Doppel-Sparer, nur 44,85 =80 inkl. DSL- und ISDN-Grundgeb=FChr! http://www.arcor.de/rd/emf-dsl-2