LoadRegion Class Reference

#include <load_balance.hpp>

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Public Types
enum class	UpdateMethod { NoHistory =0 , ExpHistory }

Public Member Functions
void	reset_timer ()
double	get_estimated_time_per_vertex (int i) const
View< double *, HostType >	get_estimated_time_per_vertex () const
double	get_prediction_undershoot () const
double	get_observed_max_region_time () const
double	get_observed_load_imbalance () const
bool	get_model_is_initialized () const
double	get_largest_predicted_time (const View< int *, CLayout, HostType > &proposed_partition) const
void	initialize_model ()
void	update_model (const View< int *, CLayout, HostType > &current_partition, double manual_time=-1.0)

Private Member Functions
void	update_model_no_history (const View< int *, CLayout, HostType > &current_partition, const View< double *, HostType > &all_periods_timings)
void	update_model_exp_history (const View< int *, CLayout, HostType > &current_partition, const View< double *, HostType > &all_periods_timings)
double	get_time_since_previous_call ()
void	touch_timers ()

Private Attributes
View< double *, HostType >	estimated_time_per_vertex
std::string	region_name
std::vector< std::string >	timer_names
bool	verbose
bool	model_is_initialized
bool	model_has_history
double	predicted_max_region_time
double	observed_max_region_time
double	observed_load_imbalance
double	prediction_undershoot
int	n_periods
	How many repeating periods there are; in tokamaks this is planes. More...
int	n_unique_ranks
	How many ranks are in a 'period' (in tokamaks, in a plane) More...
int	my_period_rank
double	time_accumulated
UpdateMethod	update_method

Member Enumeration Documentation

UpdateMethod

enum LoadRegion::UpdateMethod

strong

Enumerator
NoHistory
ExpHistory

Member Function Documentation

get_estimated_time_per_vertex() [1/2]

View<double*,HostType> LoadRegion::get_estimated_time_per_vertex ( ) const

inline

get_estimated_time_per_vertex() [2/2]

double LoadRegion::get_estimated_time_per_vertex ( int  i ) const

inline

get_largest_predicted_time()

double LoadRegion::get_largest_predicted_time ( const View< int *, CLayout, HostType > &  proposed_partition ) const

inline

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get_model_is_initialized()

bool LoadRegion::get_model_is_initialized ( ) const

inline

get_observed_load_imbalance()

double LoadRegion::get_observed_load_imbalance ( ) const

inline

get_observed_max_region_time()

double LoadRegion::get_observed_max_region_time ( ) const

inline

get_prediction_undershoot()

double LoadRegion::get_prediction_undershoot ( ) const

inline

get_time_since_previous_call()

double LoadRegion::get_time_since_previous_call ( )

inlineprivate

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initialize_model()

void LoadRegion::initialize_model ( )

inline

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reset_timer()

void LoadRegion::reset_timer ( )

inline

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touch_timers()

void LoadRegion::touch_timers ( )

inlineprivate

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update_model()

void LoadRegion::update_model ( const View< int *, CLayout, HostType > &  current_partition, double  manual_time = -1.0  )

inline

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update_model_exp_history()

void LoadRegion::update_model_exp_history ( const View< int *, CLayout, HostType > &  current_partition, const View< double *, HostType > &  all_periods_timings  )

inlineprivate

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update_model_no_history()

void LoadRegion::update_model_no_history ( const View< int *, CLayout, HostType > &  current_partition, const View< double *, HostType > &  all_periods_timings  )

inlineprivate

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Member Data Documentation

estimated_time_per_vertex

View<double*,HostType> LoadRegion::estimated_time_per_vertex

private

model_has_history

bool LoadRegion::model_has_history

private

model_is_initialized

bool LoadRegion::model_is_initialized

private

my_period_rank

int LoadRegion::my_period_rank

private

n_periods

int LoadRegion::n_periods

private

How many repeating periods there are; in tokamaks this is planes.

n_unique_ranks

int LoadRegion::n_unique_ranks

private

How many ranks are in a 'period' (in tokamaks, in a plane)

observed_load_imbalance

double LoadRegion::observed_load_imbalance

private

observed_max_region_time

double LoadRegion::observed_max_region_time

private

predicted_max_region_time

double LoadRegion::predicted_max_region_time

private

prediction_undershoot

double LoadRegion::prediction_undershoot

private

region_name

std::string LoadRegion::region_name

private

time_accumulated

double LoadRegion::time_accumulated

private

timer_names

std::vector<std::string> LoadRegion::timer_names

private

update_method

UpdateMethod LoadRegion::update_method

private

verbose

bool LoadRegion::verbose

private

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The documentation for this class was generated from the following file:

• /p/test_ssd/builds/t3_84szKM/0/xgc/XGC-Devel/XGC_core/cpp/load_balance.hpp