show min/max time for sequence of OpenCL kernels during profiling
show min/max time for sequence of OpenCL kernels during profiling

ctuning/ck-autotuning,ctuning/ck-autotuning,ctuning/ck-autotuning,ctuning/ck-autotuning,ctuning/ck-autotuning,ctuning/ck-autotuning