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The table structure for stats is as follows:

Column
Type
Description
fromDtmfrom_dtmDatetimeThe start time of the period that this measure refers to
toDtmto_dtmDatetimeThe end time of the period that this measure refers to
initiator_typeString

The high-level object initiating the activity - eg. "TaskPlan", or "Action"

initiator_idId (String)The ID of the initiating TaskPlan or Action / other object.
initiator_nameString

The name of the initiating object.

context_typeStringThe activity triggered by the initiator. eg "Stream"
context_idId (String)

e.g. The "Streams" ID that Analysis was run on.

context_nameStringeg. The name of the stream that Analysis was run on.`
full_contextString

This a dotted notation indicating the full context.

eg. TaskPlan1.StreamX.in

stats_typeString

The aspect of the system's behaviour that is measured

data_typeStringThe units of the measurement
data_valueDouble

The value of the measurement

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Stats TypeData TypeDescription
activity.startactivities/sThe number of activities per second that started
activity.endactivities/sThe number of activities per second that finished
activity.timeseconds/sThe time spent per second running the activities

Database

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Stats TypeData TypeDescription
data.exec.timeseconds/sTime spent executing database statements.
data.read.timeseconds/sTime spent reading from a database.
data.read.opsops/sNumber of database read operations / per second
data.read.itemsitems/sNumber of items (records) read from database / per second
data.write.timeseconds/sTime spent writing to a database.
data.write.opsops/sNumber of database write operations / per second
data.write.itemsitems/sNumber of items (records) written to database / per second

Data Generation

Data Generation stats record details of stream data generation.

Stats TypeData TypeDescription
csf.create.timeseconds/sTime spent creating candidate sets
csf.find.timeseconds/sTime spent finding data for candidate sets
csf.process.timeseconds/sTime spent processing candidate sets to create stream items.
generate.timeitems/sNumber of items generated / per second
generate.itemsseconds/sTime spent per second generating itemsĀ 

Data Output

Data Output These stats record details of the output phase of Data GnerationGeneration, in which items are written to an output queue so that they can be written out by one or more asynchronous writer processes.

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