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The table structure for stats is as follows:
Column | Type | Description |
|---|---|---|
| fromDtmfrom_dtm | Datetime | The start time of the period that this measure refers to |
| toDtmto_dtm | Datetime | The end time of the period that this measure refers to |
| initiator_type | String | The high-level object initiating the activity - eg. "TaskPlan", or "Action" |
| initiator_id | Id (String) | The ID of the initiating TaskPlan or Action / other object. |
| initiator_name | String | The name of the initiating object. |
| context_type | String | The activity triggered by the initiator. eg "Stream" |
| context_id | Id (String) | e.g. The "Streams" ID that Analysis was run on. |
| context_name | String | eg. The name of the stream that Analysis was run on.` |
| full_context | String | This a dotted notation indicating the full context. eg. TaskPlan1.StreamX.in |
| stats_type | String | The aspect of the system's behaviour that is measured |
| data_type | String | The units of the measurement |
| data_value | Double | The value of the measurement |
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| Stats Type | Data Type | Description |
|---|---|---|
| activity.start | activities/s | The number of activities per second that started |
| activity.end | activities/s | The number of activities per second that finished |
| activity.time | seconds/s | The time spent per second running the activities |
Database
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| Stats Type | Data Type | Description |
|---|---|---|
| data.exec.time | seconds/s | Time spent executing database statements. |
| data.read.time | seconds/s | Time spent reading from a database. |
| data.read.ops | ops/s | Number of database read operations / per second |
| data.read.items | items/s | Number of items (records) read from database / per second |
| data.write.time | seconds/s | Time spent writing to a database. |
| data.write.ops | ops/s | Number of database write operations / per second |
| data.write.items | items/s | Number of items (records) written to database / per second |
Data Generation
Data Generation stats record details of stream data generation.
| Stats Type | Data Type | Description |
|---|---|---|
| csf.create.time | seconds/s | Time spent creating candidate sets |
| csf.find.time | seconds/s | Time spent finding data for candidate sets |
| csf.process.time | seconds/s | Time spent processing candidate sets to create stream items. |
| generate.time | items/s | Number of items generated / per second |
| generate.items | seconds/s | Time spent per second generating items |
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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