GPU steps don't match CPU steps in 5 of 9 WUs
log in

Advanced search

Message boards : Unix/Linux : GPU steps don't match CPU steps in 5 of 9 WUs

Author Message
doneske
Send message
Joined: 2 Jun 16
Posts: 1
Credit: 5,993,420
RAC: 0
Message 22517 - Posted: 3 Jun 2016, 19:01:17 UTC

After processing 9 WUs on an ATI/AMD HD6670 GPU on Ubuntu 14.04 LTS, 5 fail with the following error:

core_client_version>7.4.22</core_client_version>
<![CDATA[
<message>
process exited with code 230 (0xe6, -26)
</message>
<stderr_txt>
Collatz Conjecture Sieve 1.21 Linux x86_64 for OpenCL
Written by Slicker (Jon Sonntag) of team SETI.USA
Based on the AMD Brook+ kernels by Gipsel of team Planet 3DNow!
Sieve code and OpenCL optimization provided by Sosiris of team BOINC@Taiwan
The verification of the steps for 2707249077170739360511 failed. The OpenCL device calculated 1077 vs 454 steps by the CPU. Processing aborted.
Error: (-998)Unknown at 1708 of RunSteps
Error: GPU steps do not match CPU steps. Workunit processing aborted.
12:19:51 (26183): called boinc_finish(998)

</stderr_txt>

SandraGerland
Send message
Joined: 21 May 16
Posts: 1
Credit: 48,406,921
RAC: 1,727
Message 23244 - Posted: 8 Nov 2016, 10:10:26 UTC

Hey.

I had a similar Problem with my NV 275 GTX. I upgraded to a 950 GTX and the Problem was gone. Maybe too old OpenCL drivers cause this Error.

I hope it helps
Sandra


Post to thread

Message boards : Unix/Linux : GPU steps don't match CPU steps in 5 of 9 WUs


Main page · Your account · Message boards


Copyright © 2018 Jon Sonntag; All rights reserved.