From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <46BC8074.3090104@domain.hid> Date: Fri, 10 Aug 2007 17:12:52 +0200 From: Jan Kiszka MIME-Version: 1.0 References: <3535aae80708090211m198a1b87o9ae164fd94362838@domain.hid> <2ff1a98a0708090242k70178437y716b502ce338e0a6@domain.hid> <46BAF956.5090401@domain.hid> <3535aae80708090909m57f10233rd317cc862f534702@domain.hid> <1186676576.4978.12.camel@domain.hid> <46BC1494.2010303@domain.hid> <3535aae80708100805l526475ebt5e4ff54c92f7daab@domain.hid> In-Reply-To: <3535aae80708100805l526475ebt5e4ff54c92f7daab@domain.hid> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig4B194B150DD3623E86CB91AA" Sender: jan.kiszka@domain.hid Subject: Re: [Xenomai-help] hard lock-up List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: andy motten Cc: xenomai@xenomai.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig4B194B150DD3623E86CB91AA Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable andy motten wrote: > 2007/8/10, Klaas Gadeyne : >> On Fri, 10 Aug 2007, Jan Kiszka wrote: >>> Philippe Gerum wrote: >>>>> The linux kernel used now is 2.6.20.9 with ipipe patch 1.8-08. >>>>> We use branch 2.3.x of Xenomai (Last changed Revision 2898) >>>>> >>>>> While running xeno-test, the system locks-up just after the latency= >>>>> test. >>>> Confirmed here. Houston, we do have a problem with the switchtest, o= r >>>> soimething this test triggers (and not necessarily the FPU mgmt)... >>> Any news on this? Does it already happen by just running switchtest >>> stand-alone (it doesn't do so here at least)? Is this a pure 2.3.x >>> issue, or is it also visible for 2.4? /me currently rebuilds some tre= es >>> to assess the local situation. >> Andy will probably continue testing today, so more info will follow, b= ut >> (see >> ) at >> first sight we encountered similar issues on trunk (2.2.x seems >> unaffected). >> >> Klaas >=20 >=20 > We have disabled NMI watchdog like Gilles Chanteperdrix suggested in hi= s > previous message. >=20 > For the moment We have no hard locks anymore. The linux kernel used is = still > 2.6.20.9 with ipipe patch 1.8-08. > We use branch 2.3.x of Xenomai (Last changed Revision 2898). The only t= hing > We have changed is turning off the "NMI watchdog". >=20 > There is no obvious reason why this happened (according to us), but it = may > have something to do with the AGP bus (we turned it OFF in this kernel,= it > was already turned OFF in the previous tests, but it was ON in the firs= t > tests). Yet another broken x86 system...? >=20 > For seeing if this system will not hard lock anymore, the system will s= tay > on this weekend (continuously running xeno-tests with high loads). We w= ill > inform you of the results after the weekend. BTW, given that the SMI workaround is infunctional on your system: Do you get reasonable latencies ATM? It looked to me like the NMI watchdog might have triggered due to SMI-related delays. [/me still wonders what Philippe found...] Jan --------------enig4B194B150DD3623E86CB91AA Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFGvIB0niDOoMHTA+kRAsfxAJ4lrlx1YHS0rjy+CUa66vSyGq+FPwCfc1Y9 /78r8sas2gBKnbW6ikMB0hY= =w5ZX -----END PGP SIGNATURE----- --------------enig4B194B150DD3623E86CB91AA--