From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <46C08E61.9060204@domain.hid> Date: Mon, 13 Aug 2007 19:01:21 +0200 From: Jan Kiszka MIME-Version: 1.0 References: <3535aae80708090211m198a1b87o9ae164fd94362838@domain.hid> <46BAF956.5090401@domain.hid> <3535aae80708090909m57f10233rd317cc862f534702@domain.hid> <1186676576.4978.12.camel@domain.hid> <46BC1494.2010303@domain.hid> <3535aae80708100805l526475ebt5e4ff54c92f7daab@domain.hid> <46BC8074.3090104@domain.hid> <18112.1512.506911.608273@domain.hid> <3535aae80708130810s603edb7fo9f7be56342ddf921@domain.hid> In-Reply-To: <3535aae80708130810s603edb7fo9f7be56342ddf921@domain.hid> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigEEA0DF93D1F42633D290B2AB" 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) --------------enigEEA0DF93D1F42633D290B2AB Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable andy motten wrote: >> Klaas Gadeyne wrote: >>> On Fri, 10 Aug 2007, Jan Kiszka wrote: >>> [..] >>>> BTW, given that the SMI workaround is infunctional on your system: D= o >>>> you get reasonable latencies ATM? It looked to me like the NMI >> watchdog >>>> might have triggered due to SMI-related delays. >>> We do get very reasonable latencies once the AGP functionality is >>> turned off (otherwise, latencies are pathetic). Note that we haven't= >>> sorted out whether the buggy behaviour and huge latencies are due to >>> the AGP bus in general or too the specific intel_something_els_here >>> driver. >> Did you try the "noaccel" option, as explained in the FAQ ? >> >=20 > Yes, but there was no change in performance. You mean latency? >=20 > We have tried several configurations of the system, and we get no hard > lockups anymore. > Even the configurations that used to lockup are working now without a > problem. >=20 > Maybe we forget something, but to be honest, we have no idea what trigg= ered > this change in behavior. > Thanks for all the help. > As soon as we know something more about this 'random' behavior, We will= post > it. And the pathetic latencies might be worth a look using the latency tracer. Just to be sure it's no software issue. Is there any known non-broken real-time Linux installation for your board, or did you just try it out for the first time? Jan --------------enigEEA0DF93D1F42633D290B2AB 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 iD8DBQFGwI5hniDOoMHTA+kRAl8qAJwOrnF3Ess514CRKxu24eSBRteCTACeN9hF oCKe+9TQ9teiAFVgtzK0ztU= =HGlg -----END PGP SIGNATURE----- --------------enigEEA0DF93D1F42633D290B2AB--