2017-02-23 06:26:44 +08:00
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< li class = "navelem" > < a class = "el" href = "namespacefaiss.html" > faiss< / a > < / li > < li class = "navelem" > < b > gpu< / b > < / li > < li class = "navelem" > < a class = "el" href = "classfaiss_1_1gpu_1_1KernelTimer.html" > KernelTimer< / a > < / li > < / ul >
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< div class = "title" > faiss::gpu::KernelTimer Class Reference< / div > < / div >
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< p > Utility class for timing execution of a kernel.
< a href = "classfaiss_1_1gpu_1_1KernelTimer.html#details" > More...< / a > < / p >
< p > < code > #include < < a class = "el" href = "Timer_8h_source.html" > Timer.h< / a > > < / code > < / p >
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Public Member Functions< / h2 > < / td > < / tr >
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  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classfaiss_1_1gpu_1_1KernelTimer.html#af9883350bf0732b2452f1ce4670266fa" > ~KernelTimer< / a > ()< / td > < / tr >
< tr class = "memdesc:af9883350bf0732b2452f1ce4670266fa" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Destructor releases event resources. < br / > < / td > < / tr >
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< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Detailed Description< / h2 >
< div class = "textblock" > < p > Utility class for timing execution of a kernel. < / p >
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< p > Definition at line < a class = "el" href = "Timer_8h_source.html#l00017" > 17< / a > of file < a class = "el" href = "Timer_8h_source.html" > Timer.h< / a > .< / p >
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< / div > < h2 class = "groupheader" > Constructor & Destructor Documentation< / h2 >
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< td class = "memname" > faiss::gpu::KernelTimer::KernelTimer < / td >
< td > (< / td >
< td class = "paramtype" > cudaStream_t  < / td >
< td class = "paramname" > < em > stream< / em > = < code > 0< / code > < / td > < td > )< / td >
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< p > Constructor starts the timer and adds an event into the current device stream < / p >
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< p > Definition at line < a class = "el" href = "Timer_8cpp_source.html#l00015" > 15< / a > of file < a class = "el" href = "Timer_8cpp_source.html" > Timer.cpp< / a > .< / p >
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< h2 class = "groupheader" > Member Function Documentation< / h2 >
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< td class = "memname" > float faiss::gpu::KernelTimer::elapsedMilliseconds < / td >
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< p > Adds a stop event then synchronizes on the stop event to get the actual GPU-side kernel timings for any kernels launched in the current stream. Returns the number of milliseconds elapsed. Can only be called once. < / p >
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< p > Definition at line < a class = "el" href = "Timer_8cpp_source.html#l00032" > 32< / a > of file < a class = "el" href = "Timer_8cpp_source.html" > Timer.cpp< / a > .< / p >
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< hr / > The documentation for this class was generated from the following files:< ul >
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< li > /data/users/hoss/faiss/gpu/utils/< a class = "el" href = "Timer_8h_source.html" > Timer.h< / a > < / li >
< li > /data/users/hoss/faiss/gpu/utils/< a class = "el" href = "Timer_8cpp_source.html" > Timer.cpp< / a > < / li >
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