From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 95427] gem_userptr_blits@mlocked-* should skip due to memory pre-condition not met Date: Fri, 29 Jul 2016 13:41:21 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0303544256==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [IPv6:2610:10:20:722:a800:ff:fe98:4b55]) by gabe.freedesktop.org (Postfix) with ESMTP id F1C1F6E9C6 for ; Fri, 29 Jul 2016 13:41:20 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============0303544256== Content-Type: multipart/alternative; boundary="14697996801.4Ae9.21168"; charset="UTF-8" --14697996801.4Ae9.21168 Date: Fri, 29 Jul 2016 13:41:20 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated https://bugs.freedesktop.org/show_bug.cgi?id=3D95427 --- Comment #4 from cprigent --- (In reply to Emil Velikov from comment #3) > Guys have you actually looked at the following line ? > Aperture size is 268435456 MiB -- That is 256 TiB !!! >=20 > That's rather impossible amount if you ask me. So there's either a bug in > IGT's gem_aperture_size() or one of the two ioctls > (I915_GEM_CONTEXT_GETPARAM I915_GEM_GET_APERTURE) that it uses. >=20 > With a couple of print statements you should be able to quickly track the > exact offender. Good luck ! Yes, we saw it. The bug is reported to IGT (not to DRM/Intel). We propose t= he test should skip. I just checked on our IVB platform with 32 GB of memory. Looks like we would need now 2 TB. root@IVB102:/opt/X11R7/src/intel-gpu-tools/tests# ./gem_userptr_blits --run-subtest mlocked-normal-sync IGT-Version: 1.15-ge3abb20 (x86_64) (Linux: 4.7.0-nightly+ x86_64) Aperture size is 2048 MiB Total RAM is 31,945 MiB Testing unsynchronized mappings... Testing synchronized mappings... Killed --=20 You are receiving this mail because: You are the assignee for the bug.= --14697996801.4Ae9.21168 Date: Fri, 29 Jul 2016 13:41:20 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated

Comment= # 4 on bug 95427<= /a> from cprigent 
(In reply to Emil Velikov from comment #3)
> Guys have you actually looked at the following l=
ine ?
> Aperture size is 268435456 MiB -- That is 256 TiB !!!
>=20
> That's rather impossible amount if you ask me. So there's either a bug=
 in
> IGT's gem_aperture_size() or one of the two ioctls
> (I915_GEM_CONTEXT_GETPARAM I915_GEM_GET_APERTURE) that it uses.
>=20
> With a couple of print statements you should be able to quickly track =
the
> exact offender. Good luck !

Yes, we saw it. The bug is reported to IGT (not to DRM/Intel). We propose t=
he
test should skip.

I just checked on our IVB platform with 32 GB of memory. Looks like we would
need now 2 TB.

root@IVB102:/opt/X11R7/src/intel-gpu-tools/tests# ./gem_userptr_blits
--run-subtest mlocked-normal-sync
IGT-Version: 1.15-ge3abb20 (x86_64) (Linux: 4.7.0-nightly+ x86_64)
Aperture size is 2048 MiB
Total RAM is 31,945 MiB
Testing unsynchronized mappings...
Testing synchronized mappings...
Killed

You are receiving this mail because:
  • You are the assignee for the bug.
= --14697996801.4Ae9.21168-- --===============0303544256== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVs IG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlz dHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg== --===============0303544256==--