catapult::timesync::filters Namespace Reference

Classes
class	AggregateSynchronizationFilter
	Aggregate synchronization filter. More...

Typedefs
using	SynchronizationFilter = predicate< const TimeSynchronizationSample &, NodeAge >
	Signature of a synchronization filter. More...

Functions
SynchronizationFilter	CreateClampingFilter ()
	Creates a filter that filters out out samples that have a non tolerable high time offset. More...
SynchronizationFilter	CreateResponseDelayDetectionFilter ()
	Creates a filter that filters out samples that indicate an unexpected delay in the response. More...
SynchronizationFilter	CreateReversedTimestampsFilter ()
	Creates a filter that filters out samples where send and receive timestamps don't have proper order. More...

Variables
constexpr auto	Tolerated_Deviation_Start = utils::TimeSpan::FromMinutes(120)
	Start value for the maximum tolerated deviation in ms. More...
constexpr auto	Tolerated_Deviation_Minimum = utils::TimeSpan::FromMinutes(1)
	Minimum value for the maximum tolerated deviation in ms. More...
constexpr int64_t	Start_Decay_After_Round = 5
	Value that indicates after which round the decay starts. More...
constexpr double	Decay_Strength = 0.3
	Value that indicates the speed of the decay. More...
constexpr double	Alpha = 0.4
	Value that indicates the percentage of the samples is discarded. More...
constexpr int64_t	Tolerated_Duration_Maximum = 1000
	Maximum time in ms that a response to a time sync request may take. More...

Typedef Documentation

SynchronizationFilter

using catapult::timesync::filters::SynchronizationFilter = typedef predicate<const TimeSynchronizationSample&, NodeAge>

Signature of a synchronization filter.

Function Documentation

CreateClampingFilter()

SynchronizationFilter catapult::timesync::filters::CreateClampingFilter

(

)

Creates a filter that filters out out samples that have a non tolerable high time offset.

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CreateResponseDelayDetectionFilter()

SynchronizationFilter catapult::timesync::filters::CreateResponseDelayDetectionFilter

(

)

Creates a filter that filters out samples that indicate an unexpected delay in the response.

CreateReversedTimestampsFilter()

SynchronizationFilter catapult::timesync::filters::CreateReversedTimestampsFilter

(

)

Creates a filter that filters out samples where send and receive timestamps don't have proper order.

Variable Documentation

Alpha

constexpr double catapult::timesync::filters::Alpha = 0.4

constexpr

Value that indicates the percentage of the samples is discarded.

Decay_Strength

constexpr double catapult::timesync::filters::Decay_Strength = 0.3

constexpr

Value that indicates the speed of the decay.

Start_Decay_After_Round

constexpr int64_t catapult::timesync::filters::Start_Decay_After_Round = 5

constexpr

Value that indicates after which round the decay starts.

Tolerated_Deviation_Minimum

constexpr auto catapult::timesync::filters::Tolerated_Deviation_Minimum = utils::TimeSpan::FromMinutes(1)

constexpr

Minimum value for the maximum tolerated deviation in ms.

Tolerated_Deviation_Start

constexpr auto catapult::timesync::filters::Tolerated_Deviation_Start = utils::TimeSpan::FromMinutes(120)

constexpr

Start value for the maximum tolerated deviation in ms.

Tolerated_Duration_Maximum

constexpr int64_t catapult::timesync::filters::Tolerated_Duration_Maximum = 1000

constexpr

Maximum time in ms that a response to a time sync request may take.