Effects of mesh loop modes on performance of unstructured finite volume GPU simulations

Advances in Aerodynamics

Table 1 Description of GPU kernels

face data NO	kernel name	description	cell data	face data	node data	mesh loop mode
GQ	GPUGradientQ	compute gradient of q	yes	yes	yes	face loop
NV	GPUNodeValue	interpolate q from cells into nodes	yes	no	yes	face loop
VF	GPUViscousFlux	compute viscous flux	yes	yes	no	face loop
FS	GPUFluxSum	compute sum of flux	yes	yes	no	face loop
FV	GPUFaceValue	update independent variables	yes	yes	no	face loop
LMM	GPULocalMinMax	compute local max&min pressure	yes	no	no	face loop