i have a problem on one of my computers,
GPU crunching time is normal 0:20-1:30h, in the last days i have a few WUs that run 3:30. that is not the problem. Because all wu-times of uncrunched were crash to high times.  
WU 
http://setiathome.berkeley.edu/workunit.php?wuid=594291916 as example
WU true angle range is :  0.294035
it is no Vlar
cpu usage by crunching is by low 0,0015-0,0081%
boinc 6.10.43 / Cuda 2.3
GPU are calculateted with 131gflops peak /5,6 x0,5 = 11,696 gflops ( on my other Computers run this calculation perfectly)
Cpu client_state-xml for <p_flops> x1,75
  <app>
  <name>setiathome_enhanced</name>
  </app>   
   <file_info>
   <name>MB_6.08_CUDA_V12_VLARKill_FPLim2048_test.exe</name>
   <executable/>
   </file_info>
   <file_info>
   <name>cudart.dll</name>
   <executable/>
   </file_info>
   <file_info>
   <name>cufft.dll</name>
   <executable/>
   </file_info>
   <file_info>
   <name>libfftw3f-3-1-1a_upx.dll</name>
   <executable/>
   </file_info>
  <app_version>
   <app_name>setiathome_enhanced</app_name>
   <version_num>608</version_num>
   <platform>windows_intelx86</platform>
   <plan_class>cuda</plan_class>
   <avg_ncpus>0.040000</avg_ncpus>
   <max_ncpus>0.040000</max_ncpus>
   <flops>11696428571,428600</flops>
   <coproc>
     <type>CUDA</type>
     <count>1</count>
   </coproc>
   <file_ref>
   <file_name>MB_6.08_CUDA_V12_VLARKill_FPLim2048_test.exe</file_name>
   <main_program/>
   </file_ref>
   <file_ref>
   <file_name>cudart.dll</file_name>
   </file_ref>
   <file_ref>
   <file_name>cufft.dll</file_name>
   </file_ref>
   <file_ref>
   <file_name>libfftw3f-3-1-1a_upx.dll</file_name>
   </file_ref>
  </app_version>   
  <app_version>
   <app_name>setiathome_enhanced</app_name>
   <version_num>608</version_num>
   <platform>windows_intelx86</platform>
   <plan_class>cuda23</plan_class>
   <avg_ncpus>0.040000</avg_ncpus>
   <max_ncpus>0.040000</max_ncpus>
   <flops>11696428571,428600</flops>
   <coproc>
     <type>CUDA</type>
     <count>1</count>
   </coproc>
   <file_ref>
   <file_name>MB_6.08_CUDA_V12_VLARKill_FPLim2048_test.exe</file_name>
   <main_program/>
   </file_ref>
   <file_ref>
   <file_name>cudart.dll</file_name>
   </file_ref>
   <file_ref>
   <file_name>cufft.dll</file_name>
   </file_ref>
   <file_ref>
   <file_name>libfftw3f-3-1-1a_upx.dll</file_name>
   </file_ref>
  </app_version>   
  <app_version>
   <app_name>setiathome_enhanced</app_name>
   <version_num>609</version_num>
   <platform>windows_intelx86</platform>
   <plan_class>cuda</plan_class>
   <avg_ncpus>0.040000</avg_ncpus>
   <max_ncpus>0.040000</max_ncpus>
   <flops>11696428571,428600</flops>
   <coproc>
     <type>CUDA</type>
     <count>1</count>
   </coproc>
   <file_ref>
   <file_name>MB_6.08_CUDA_V12_VLARKill_FPLim2048_test.exe</file_name>
   <main_program/>
   </file_ref>
   <file_ref>
   <file_name>cudart.dll</file_name>
   </file_ref>
   <file_ref>
   <file_name>cufft.dll</file_name>
   </file_ref>
   <file_ref>
   <file_name>libfftw3f-3-1-1a_upx.dll</file_name>
   </file_ref>
  </app_version>   
  <app_version>
   <app_name>setiathome_enhanced</app_name>
   <version_num>609</version_num>
   <platform>windows_intelx86</platform>
   <plan_class>cuda23</plan_class>
   <avg_ncpus>0.040000</avg_ncpus>
   <max_ncpus>0.040000</max_ncpus>
   <flops>11696428571,428600</flops>
   <coproc>
     <type>CUDA</type>
     <count>1</count>
   </coproc>
   <file_ref>
   <file_name>MB_6.08_CUDA_V12_VLARKill_FPLim2048_test.exe</file_name>
   <main_program/>
   </file_ref>
   <file_ref>
   <file_name>cudart.dll</file_name>
   </file_ref>
   <file_ref>
   <file_name>cufft.dll</file_name>
   </file_ref>
   <file_ref>
   <file_name>libfftw3f-3-1-1a_upx.dll</file_name>
   </file_ref>
  </app_version> 
Have anyone a good idea ? or a better calculation ?
Thanks for help