<html>
    <head>
      <base href="https://bugs.freedesktop.org/" />
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - [IVB/BYT-M/BDW] Unigine-Heaven4.0 on IVB/BYT-M/BDW very slower(↓2x) ) than HSW_GT3e."
   href="https://bugs.freedesktop.org/show_bug.cgi?id=82808">82808</a>
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>idr@freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[IVB/BYT-M/BDW] Unigine-Heaven4.0 on IVB/BYT-M/BDW very slower(↓2x) ) than HSW_GT3e.
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-3d-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>major
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>jianx.zhou@intel.com
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Drivers/DRI/i965
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr></table>
      <p>
        <div>
        <pre>----------------------------------------------
Platform: IVB/BYT-M/HSW
Libdrm: (master)libdrm-2.4.56-8-gd9ce09de12131fa8c5ff2d7c2dbd6b61d8a5fd14
Mesa: (master)ce4d3f3104b01b6148ce7b1c7ecd354fd2f062c9
Xserver:
(master)xorg-server-1.15.99.902-121-g2f5cf9ff9a0f713b7e038636484c77f113a5f10a
Xf86_video_intel: (master)2.99.914-55-gf8e632f396bf4b0473dca0516567d56a29954cf3
Cairo: (master)7736d08e22ffd7ab9968617164c7e027125b7755
Libva: (master)acfcd5f0637a951d50c5112c7dfbd46f1d0dcdb3
Libva_intel_driver: (master)82d2ed8d7da3619c0ea467c06604f5626fc0b901
Kernel: (drm-intel-nightly)186631131a9289dad22f51315d78b9b6ac5b425f

Bug detailed description:
----------------------------------------------
Unigine-Heaven4.0 on IVB/BYT-M/BDW very slower(↓2x) than HSW_GT3e, this issue
doesn’t exist on Unigine-Heaven3.0, this is new case. Not found regression, you
can see ivb_dmesg.log and heaven4.0_strace_log.

Reproduce steps:
---------------------------------------------
1.   xinit&
2.export MESA_GL_VERSION_OVERRIDE=3.2
  export MESA_GLSL_VERSION_OVERRIDE=150
  export LD_LIBRARY_PATH=bin/:$LD_LIBRARY_PATH
  export force_glsl_extensions_warn=true
3.vblank_mode=0 ./bin/heaven_x64 -video_app opengl -data_path ../ -sound_app
null -engine_config ../data/heaven_4.0.cfg -system_script heaven/unigine.cpp
-video_mode -1 -video_fullscreen 1 -extern_define PHORONIX -video_width 1920
-video_height 1080</pre>
        </div>
      </p>
      <hr>
      <span>You are receiving this mail because:</span>
      
      <ul>
          <li>You are the QA Contact for the bug.</li>
      </ul>
    </body>
</html>