From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.gmx.net (mout.gmx.net [212.227.17.21]) by ozlabs.org (Postfix) with ESMTP id 24C682C0174 for ; Tue, 23 Apr 2013 21:52:09 +1000 (EST) Received: from mailout-de.gmx.net ([10.1.76.24]) by mrigmx.server.lan (mrigmx002) with ESMTP (Nemesis) id 0LqXa3-1Uzneg2JUH-00e1Vg for ; Tue, 23 Apr 2013 13:52:07 +0200 Date: Tue, 23 Apr 2013 13:51:55 +0200 From: Dennis Schridde To: Michael Ellerman Subject: Re: PROBLEM: Only 2 of 4 cores used on IBM Cell blades and no threads shown in spufs Message-ID: <20130423135155.7b307094@samson> In-Reply-To: <20130423091246.GA18195@concordia> References: <1470334.YUWOQ37ijW@ernie> <20130423091246.GA18195@concordia> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/y6JmPSpUPSXBINraK69qLHV"; protocol="application/pgp-signature" Cc: cbe-oss-dev@lists.ozlabs.org, linuxppc-dev@lists.ozlabs.org, arnd@arndb.de List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , --Sig_/y6JmPSpUPSXBINraK69qLHV Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hello Michael! Am Tue, 23 Apr 2013 19:12:47 +1000 schrieb Michael Ellerman : > On Mon, Apr 22, 2013 at 06:44:13PM +0200, Dennis Schridde wrote: > For me it is fixed by applying the following patch, it should be in > v3.10: I am currently compiling the patched kernel. Will report back with the results later. > Does your cellminer actually work? ie. does it run OK? >=20 > I am using a fractal benchmark I had lying around, and it appears to > work, and runs fast enough that it must be running on the SPUs (I > think). >=20 > So it sounds like we have some weirdness with stuff not appearing in > /spu, but spu programs are still able to run. Which is odd to say the > least. Yes, that seems to be exactly what I see here. The SPE code seems to be actually running (cellminer reports SPU threads being created and it runs at 42 Megahash/s - which is coming closer and closer to the expected ~60Mh/s, given that I started with about 6Mh/s), just /spu is empty. --Sig_/y6JmPSpUPSXBINraK69qLHV Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iEYEARECAAYFAlF2ddsACgkQjqfyF1DtJW4iuACfWjSF/QswfI4xI6cIpBdyS6Dl FNsAn04lBg/23+dfYTgWnQN7v32SLwGu =ruEP -----END PGP SIGNATURE----- --Sig_/y6JmPSpUPSXBINraK69qLHV--