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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - PALM: clpeak: Bus error (core dumped) & lots of GPU lockup"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106631#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - PALM: clpeak: Bus error (core dumped) & lots of GPU lockup"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106631">bug 106631</a>
from <span class="vcard"><a class="email" href="mailto:ricardo.ribalda@gmail.com" title="Ricardo Ribalda <ricardo.ribalda@gmail.com>"> <span class="fn">Ricardo Ribalda</span></a>
</span></b>
<pre>Hi Jan
I have increased lockup_timeout to 100K and I am not getting the bus error. But
I am getting similar dmesg errors
root@qt5022:~# cat /sys/module/radeon/parameters/lockup_timeout
100000
root@qt5022:~# time clpeak
Platform: Clover
Device: AMD PALM (DRM 2.50.0 / 4.16.0-qtec-standard, LLVM 6.0.1)
Driver version : 18.0.3 (Linux x64)
Compute units : 2
Clock frequency : 0 MHz
Global memory bandwidth (GBPS)
float : 5.46
float2 : 7.17
float4 : 6.79
float8 : 4.89
float16 : 0.11
Single-precision compute (GFLOPS)
float : 18.95
float2 : 36.90
float4 : 38.69
float8 : 42.19
float16 : 53.17
No half precision support! Skipped
No double precision support! Skipped
Integer compute (GIOPS)
int : 9.49
int2 : 18.52
int4 : 18.41
int8 : 18.59
int16 : 18.05
Transfer bandwidth (GBPS)
enqueueWriteBuffer : 1.21
enqueueReadBuffer : 0.63
enqueueMapBuffer(for read) : 2.30
memcpy from mapped ptr : 0.87
enqueueUnmap(after write) : 506.05
memcpy to mapped ptr : 0.88
Kernel launch latency : 608.36 us
real 29m45.765s
user 18m55.669s
sys 1m7.651s</pre>
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