[Bug 80079] [All] Performance degradation due to fence contention with igt/gem_fence_upload

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=80079

--- Comment #74 from Hector Velazquez <hector.franciscox.velazquez.suriano at intel.com> ---
This test also fail on GLK QA

Tests List:

igt at gem_fence_upload@thread-performance-write


====================================================
Output
====================================================

. . .
**** DEBUG ****
(gem_fence_upload:1486) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_fence_upload:1486) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/debug/dri/0'
(gem_fence_upload:1486) DEBUG: Test requirement passed: num_fences > 0
(gem_fence_upload:1486) INFO: Upload rate for 2 linear surfaces, 2 threads:    
2692.923MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 2 tiled surfaces, 2 threads:     
4045.001MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 4 linear surfaces, 4 threads:    
3242.805MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 4 tiled surfaces, 4 threads:     
4121.852MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 8 linear surfaces, 8 threads:    
3404.346MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 8 tiled surfaces, 8 threads:     
4164.498MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 16 linear surfaces, 16 threads:  
3489.878MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 16 tiled surfaces, 16 threads:   
3959.906MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 32 linear surfaces, 32 threads:  
3550.944MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 32 tiled surfaces, 32 threads:   
4073.223MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 64 linear surfaces, 64 threads:  
3503.082MiB/s
(gem_fence_upload:1486) INFO: Upload rate for 64 tiled surfaces, 64 threads:   
486.792MiB/s
(gem_fence_upload:1486) CRITICAL: Test assertion failure function
thread_performance, file gem_fence_upload.c:242:
(gem_fence_upload:1486) CRITICAL: Failed assertion: tiled[1] > 0.75 * tiled[0]
(gem_fence_upload:1486) igt-core-INFO: Stack trace:
(gem_fence_upload:1486) igt-core-INFO:   #0 [__igt_fail_assert+0x101]
(gem_fence_upload:1486) igt-core-INFO:   #1 [thread_performance+0x6fa]
(gem_fence_upload:1486) igt-core-INFO:   #2 [__real_main389+0x4fa]
(gem_fence_upload:1486) igt-core-INFO:   #3 [main+0x23]
(gem_fence_upload:1486) igt-core-INFO:   #4 [__libc_start_main+0xf1]
(gem_fence_upload:1486) igt-core-INFO:   #5 [_start+0x29]
(gem_fence_upload:1486) igt-core-INFO:   #6 [<unknown>+0x29]
****  END  ****
. . .



This is my configuration:

====================================================
Graphic Stack
====================================================

Component: drm
    tag: libdrm-2.4.81-54-g6dca938
    commit: 6dca9387d20204898f9e831d59b725d062513fd0

Component: cairo
    tag: 1.15.6-36-g8ff3019
    commit: 8ff3019f51bd40c23d8a0dd5e51ce3fab6442d6e

Component: intel-gpu-tools
    tag: intel-gpu-tools-1.19-289-gc718ba8
    commit: c718ba805208e55d675defe9b2a66852e2ae038c

Component: piglit
    tag: piglit-v1
    commit: f7f52e558b39135add3eec594423c2b7fc30a430


======================================
             Software
======================================
kernel version              : 4.13.0-drm-tip-ww37-commit-9adc9e9+
hostname                    : GLK-1-GLKRVP1DDR405
architecture                : x86_64
os version                  : Ubuntu 16.10
os codename                 : yakkety
kernel driver               : i915
bios revision               : 60.34
bios release date           : 08/09/2017
ksc                         : 1.41
hardware acceleration       : disabled
swap partition              : enabled on (/dev/sda3)

======================================
        Graphic drivers
======================================
libdrm                      : 2.4.83
cairo                       : 1.15.9
intel-gpu-tools (tag)       : intel-gpu-tools-1.19-289-gc718ba8
intel-gpu-tools (commit)    : c718ba8

======================================
             Hardware
======================================
platform                   : Geminilake
motherboard model          : Geminilake
motherboard id             : GLKRVP1DDR4(05)
form factor                : Hand Held
manufacturer               : IntelCorp.
cpu family                 : Other
cpu family id              : 6
cpu information            : Genuine Intel(R) CPU @ 1.10GHz
gpu card                   : Intel Corporation Device 3185 (rev 03) (prog-if 00
[VGA controller])
memory ram                 : 7.6 GB
max memory ram             : 16 GB
cpu thread                 : 2
cpu core                   : 2
cpu model                  : 122
cpu stepping               : 1
socket                     : Other
hard drive                 : 223GiB (240GB)
current cd clock frequency : 316800 kHz
maximum cd clock frequency : 316800 kHz
displays connected         : eDP-1 DP-1 HDMI-A-2

======================================
             Firmware
======================================
dmc fw loaded             : yes
dmc version               : 1.4
guc fw loaded             : SUCCESS
guc version wanted        : 10.56
guc version found         : 10.56
huc fw loaded             : yes

======================================
             kernel parameters
======================================
quiet drm.debug=0x1e i915.enable_guc_loading=2 i915.enable_guc_submission=2
i915.alpha_support=1 auto panic=1 nmi_watchdog=panic resume=/dev/sda3 fastboot

-- 
You are receiving this mail because:
You are the assignee for the bug.
You are the QA Contact for the bug.
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20170919/33af00e1/attachment-0001.html>