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Wed., Oct 2, 2013 Pin Yi Tsai WEEKLY REPORT

20131002

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Page 1: 20131002

Wed., Oct 2, 2013

Pin Yi Tsai

WEEKLY REPORT

Page 2: 20131002

OUTLINE

• Current Work• Integral Image – serial version

• Execution Error

• In Process• Integral Image – CUDA version

Page 3: 20131002

CURRENT WORK - INTEGRAL IMAGE – SERIAL VERSION

• Code Finished

• Processed 15000+4140 samples in 331.93 seconds

Page 4: 20131002

CURRENT WORK - EXECUTION ERROR

• error while loading shared libraries: libcudart.so.5.0: cannot open shared object file: No such file or directory

• echo $LD_LIBRARY_PATH

/usr/local/cuda-5.0/lib64:/lib

• ldd ./IntegralImage

libcudart.so.5.0 => not found

Page 5: 20131002

CURRENT WORK - EXECUTION ERROR (CONT.)

• What causes this error?

LD_LIBRARY_PATH is set in a shell which executes in .bashrc, but it seems to be set as a custom variable

• How to solve?

export LD_LIBRARY_PATH

change custom variable to environment variable

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CURRENT WORK - INTEGRAL IMAGE – CUDA VERSION

• Still in process

• Passing variables

• independent 11 kernel functions

Page 7: 20131002

The End