| Value | Meaning |
|---|---|
| NONE0 | no flags |
| OPTIONAL1 | the value is optional. When using this flag one need to have an additional boolean arg before this value in the var-args list passed to Tracer.recordLog. |
| AGGREGATED2 | the value is a combined figure, since the start of tracing. Examples are averages or timestamps. |
Flag that describe the value. These flags help applications processing the logs to understand the values.