src/gromacs/taskassignment/reportgpuusage.h

   1 /*
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   5  * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
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  35 /*! \defgroup module_taskassignment Assigning simulation tasks to hardware (taskassignment)
  36  * \ingroup group_mdrun
  37  * \brief Provides code that manages assignment of simulation tasks to hardware.
  38  */
  39 /*! \internal
  40  * \file
  41  * \brief Declares routine for reporting GPU usage.
  42  *
  43  * \author Mark Abraham <mark.j.abraham@gmail.com>
  44  * \ingroup module_taskassignment
  45  */
  46 #ifndef GMX_TASKASSIGNMENT_REPORTGPUUSAGE_H
  47 #define GMX_TASKASSIGNMENT_REPORTGPUUSAGE_H
  48
  49 #include <cstdlib>
  50
  51 #include "gromacs/taskassignment/taskassignment.h"
  52
  53 enum class PmeRunMode;
  54
  55 namespace gmx
  56 {
  57
  58 class MDLogger;
  59
  60 /*! \brief Log a report on how GPUs are being used on
  61  * the ranks of the physical node of rank 0 of the simulation.
  62  *
  63  * \todo It could be useful to report also whether any nodes differed,
  64  * and in what way.
  65  *
  66  * \param[in]  mdlog                               Logging object.
  67  * \param[in]  gpuTaskAssignmentOnRanksOfThisNode  The selected GPU IDs.
  68  * \param[in]  numGpuTasksOnThisNode               The number of GPU tasks on this node.
  69  * \param[in]  numPpRanks                          Number of PP ranks on this node
  70  * \param[in]  bPrintHostName                      Print the hostname in the usage information
  71  * \param[in]  useGpuForBonded                     Whether GPU PP tasks will do bonded work on the GPU
  72  * \param[in]  pmeRunMode                          Describes the execution of PME tasks
  73  *
  74  * \throws     std::bad_alloc if out of memory */
  75 void
  76 reportGpuUsage(const MDLogger                &mdlog,
  77                const GpuTaskAssignments      &gpuTaskAssignmentOnRanksOfThisNode,
  78                size_t                         numGpuTasksOnThisNode,
  79                size_t                         numPpRanks,
  80                bool                           bPrintHostName,
  81                bool                           useGpuForBonded,
  82                PmeRunMode                     pmeRunMode);
  83
  84 }  // namespace gmx
  85
  86 #endif