Hypertable::BalanceAlgorithmLoad Class Reference

#include <BalanceAlgorithmLoad.h>

Inheritance diagram for Hypertable::BalanceAlgorithmLoad:

Collaboration diagram for Hypertable::BalanceAlgorithmLoad:

Classes
struct	GtRangeMetricSummary
struct	GtServerMetricSummary
class	RangeMetricSummary
class	ServerMetricSummary

Public Types
typedef std::multiset < ServerMetricSummary, GtServerMetricSummary >	ServerSetDescLoad
typedef std::multiset < RangeMetricSummary, GtRangeMetricSummary >	RangeSetDescLoad

Public Member Functions
	BalanceAlgorithmLoad (ContextPtr &context, std::vector< RangeServerStatistics > &statistics)
virtual void	compute_plan (BalancePlanPtr &plan, std::vector< RangeServerConnectionPtr > &balanced)

Private Types
typedef std::map< String, RangeServerStatistics >	StatisticsSet

Private Member Functions
void	calculate_server_summary (const Lib::RS_METRICS::ServerMetrics &metrics, ServerMetricSummary &summary)
void	calculate_range_summary (const Lib::RS_METRICS::RangeMetrics &metrics, RangeMetricSummary &summary)
void	populate_range_load_set (const Lib::RS_METRICS::RangeMetricsMap &range_metrics, RangeSetDescLoad &ranges_desc_load)
bool	check_move (const ServerMetricSummary &source, const ServerMetricSummary &destination, double range_loadestimate, double mean_loadavg)

Private Attributes
StatisticsSet	m_rsstats
double	m_loadavg_deviation_threshold
ContextPtr	m_context

Detailed Description

Definition at line 41 of file BalanceAlgorithmLoad.h.

Member Typedef Documentation

typedef std::multiset<RangeMetricSummary, GtRangeMetricSummary> Hypertable::BalanceAlgorithmLoad::RangeSetDescLoad

Definition at line 92 of file BalanceAlgorithmLoad.h.

typedef std::multiset<ServerMetricSummary, GtServerMetricSummary> Hypertable::BalanceAlgorithmLoad::ServerSetDescLoad

Definition at line 74 of file BalanceAlgorithmLoad.h.

typedef std::map<String, RangeServerStatistics> Hypertable::BalanceAlgorithmLoad::StatisticsSet

private

Definition at line 110 of file BalanceAlgorithmLoad.h.

Constructor & Destructor Documentation

BalanceAlgorithmLoad::BalanceAlgorithmLoad	(	ContextPtr &	context,
		std::vector< RangeServerStatistics > &	statistics
	)

Definition at line 33 of file BalanceAlgorithmLoad.cc.

Member Function Documentation

void BalanceAlgorithmLoad::calculate_range_summary ( const Lib::RS_METRICS::RangeMetrics &  metrics, RangeMetricSummary &  summary  )

private

Definition at line 189 of file BalanceAlgorithmLoad.cc.

void BalanceAlgorithmLoad::calculate_server_summary ( const Lib::RS_METRICS::ServerMetrics &  metrics, ServerMetricSummary &  summary  )

private

Definition at line 166 of file BalanceAlgorithmLoad.cc.

bool BalanceAlgorithmLoad::check_move ( const ServerMetricSummary &  source, const ServerMetricSummary &  destination, double  range_loadestimate, double  mean_loadavg  )

private

Definition at line 220 of file BalanceAlgorithmLoad.cc.

void BalanceAlgorithmLoad::compute_plan ( BalancePlanPtr &  plan, std::vector< RangeServerConnectionPtr > &  balanced  )

virtual

Implements Hypertable::BalanceAlgorithm.

Definition at line 44 of file BalanceAlgorithmLoad.cc.

void BalanceAlgorithmLoad::populate_range_load_set ( const Lib::RS_METRICS::RangeMetricsMap &  range_metrics, RangeSetDescLoad &  ranges_desc_load  )

private

Definition at line 207 of file BalanceAlgorithmLoad.cc.

Member Data Documentation

ContextPtr Hypertable::BalanceAlgorithmLoad::m_context

private

Definition at line 113 of file BalanceAlgorithmLoad.h.

double Hypertable::BalanceAlgorithmLoad::m_loadavg_deviation_threshold

private

Definition at line 112 of file BalanceAlgorithmLoad.h.

StatisticsSet Hypertable::BalanceAlgorithmLoad::m_rsstats

private

Definition at line 111 of file BalanceAlgorithmLoad.h.

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

• /home/doug/src/hypertable/src/cc/Hypertable/Master/BalanceAlgorithmLoad.h
• /home/doug/src/hypertable/src/cc/Hypertable/Master/BalanceAlgorithmLoad.cc