ns3::MinstrelHtRateInfo Struct Reference

A struct to contain all statistics information related to a data rate. More...

#include "minstrel-ht-wifi-manager.h"

Collaboration diagram for ns3::MinstrelHtRateInfo:

Public Attributes
uint32_t	adjustedRetryCount
	Adjust the retry limit for this rate.
uint64_t	attemptHist
	Aggregate of all transmission attempts.
double	ewmaProb
	Exponential weighted moving average of probability.
double	ewmsdProb
	Exponential weighted moving standard deviation of probability.
uint8_t	mcsIndex
	The index in the operationalMcsSet of the WifiRemoteStationManager.
uint32_t	numRateAttempt
	Number of transmission attempts so far.
uint32_t	numRateSuccess
	Number of successful frames transmitted so far.
uint32_t	numSamplesSkipped
	Number of times this rate statistics were not updated because no attempts have been made.
Time	perfectTxTime
	Perfect transmission time calculation, or frame calculation.
uint32_t	prevNumRateAttempt
	Number of transmission attempts with previous rate.
uint32_t	prevNumRateSuccess
	Number of successful frames transmitted with previous rate.
double	prob
	Current probability within last time interval.
uint32_t	retryCount
	Retry limit.
bool	retryUpdated
	If number of retries was updated already.
uint64_t	successHist
	Aggregate of all transmission successes.
bool	supported
	If the rate is supported.
double	throughput
	Throughput of this rate (in packets per second).

Detailed Description

A struct to contain all statistics information related to a data rate.

Definition at line 105 of file minstrel-ht-wifi-manager.h.

Member Data Documentation

adjustedRetryCount

uint32_t ns3::MinstrelHtRateInfo::adjustedRetryCount

Adjust the retry limit for this rate.

Definition at line 115 of file minstrel-ht-wifi-manager.h.

attemptHist

uint64_t ns3::MinstrelHtRateInfo::attemptHist

Aggregate of all transmission attempts.

Definition at line 133 of file minstrel-ht-wifi-manager.h.

ewmaProb

double ns3::MinstrelHtRateInfo::ewmaProb

Exponential weighted moving average of probability.

EWMA calculation: ewma_prob =[prob *(100 - ewma_level) + (ewma_prob_old * ewma_level)]/100

Definition at line 126 of file minstrel-ht-wifi-manager.h.

Referenced by ns3::MinstrelHtWifiManager::FindRate(), and ns3::MinstrelHtWifiManager::SetBestProbabilityRate().

ewmsdProb

double ns3::MinstrelHtRateInfo::ewmsdProb

Exponential weighted moving standard deviation of probability.

Definition at line 127 of file minstrel-ht-wifi-manager.h.

mcsIndex

uint8_t ns3::MinstrelHtRateInfo::mcsIndex

The index in the operationalMcsSet of the WifiRemoteStationManager.

Definition at line 113 of file minstrel-ht-wifi-manager.h.

numRateAttempt

uint32_t ns3::MinstrelHtRateInfo::numRateAttempt

Number of transmission attempts so far.

Definition at line 116 of file minstrel-ht-wifi-manager.h.

numRateSuccess

uint32_t ns3::MinstrelHtRateInfo::numRateSuccess

Number of successful frames transmitted so far.

Definition at line 117 of file minstrel-ht-wifi-manager.h.

numSamplesSkipped

uint32_t ns3::MinstrelHtRateInfo::numSamplesSkipped

Number of times this rate statistics were not updated because no attempts have been made.

Definition at line 130 of file minstrel-ht-wifi-manager.h.

Referenced by ns3::MinstrelHtWifiManager::FindRate().

perfectTxTime

Time ns3::MinstrelHtRateInfo::perfectTxTime

Perfect transmission time calculation, or frame calculation.

Given a bit rate and a packet length n bytes.

Definition at line 111 of file minstrel-ht-wifi-manager.h.

Referenced by ns3::MinstrelHtWifiManager::FindRate().

prevNumRateAttempt

uint32_t ns3::MinstrelHtRateInfo::prevNumRateAttempt

Number of transmission attempts with previous rate.

Definition at line 128 of file minstrel-ht-wifi-manager.h.

prevNumRateSuccess

uint32_t ns3::MinstrelHtRateInfo::prevNumRateSuccess

Number of successful frames transmitted with previous rate.

Definition at line 129 of file minstrel-ht-wifi-manager.h.

prob

double ns3::MinstrelHtRateInfo::prob

Current probability within last time interval.

(# frame success )/(# total frames)

Definition at line 118 of file minstrel-ht-wifi-manager.h.

retryCount

uint32_t ns3::MinstrelHtRateInfo::retryCount

Retry limit.

Definition at line 114 of file minstrel-ht-wifi-manager.h.

retryUpdated

bool ns3::MinstrelHtRateInfo::retryUpdated

If number of retries was updated already.

Definition at line 120 of file minstrel-ht-wifi-manager.h.

successHist

uint64_t ns3::MinstrelHtRateInfo::successHist

Aggregate of all transmission successes.

Definition at line 132 of file minstrel-ht-wifi-manager.h.

supported

bool ns3::MinstrelHtRateInfo::supported

If the rate is supported.

Definition at line 112 of file minstrel-ht-wifi-manager.h.

throughput

double ns3::MinstrelHtRateInfo::throughput

Throughput of this rate (in packets per second).

Definition at line 134 of file minstrel-ht-wifi-manager.h.

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

• src/wifi/model/rate-control/minstrel-ht-wifi-manager.h