What's new in 25.1-25.3
This topic introduces the new features and enhancements in version 25.1 and 25.3 for OpenText™ Performance Engineering for Developers and DevWeb.
Note: The Help Centers for versions 25.1 and 25.3 are streamlined into a single Help Center. Any version specific changes are indicated where relevant.
User experience
This release includes the following enhancement to the user experience.
| Area | Enhancement |
|---|---|
| Trace-level logs |
When using trace-level logging, you can choose to include or exclude the HTTP headers and/or HTTP body from the log. This provides control over the amount of detail included in the log. (Supported from version 25.3) For details, see About runtime settings. |
Data and analytics
This release includes the following data and analytics enhancement.
| Area | Enhancement |
|---|---|
| InfluxDB |
Support added for InfluxDB 3 database. (Supported from version 25.3) For details, see InfluxDB and Grafana. |
Load testing and modeling
The following enhancements are included for load testing and modeling.
| Area | Enhancement |
|---|---|
| Trend Report |
You can now view a report comparing test runs of your script. The Trend Report enables you to compare results for different metrics, in bar or line format. (Supported from version 25.3) For details, see Trend Report. |
| DNS resolution per Vuser |
You can configure DNS resolution to be performed per Vuser. The obtained IP address is stored in the internal Vuser cache according to the defined Time to Live (TTL) policy. It is resolved again either when expired, or between iterations. (Supported from version 25.3) For details, see Customize runtime settings. |
| Concurrent requests |
When using the option to group concurrent requests for the Offline Script Generator, you can now extend the default timeframe duration to include or exclude requests from concurrent groups. For details, see Offline Script Generator configuration file (generator_config.yml). |
| ScalUP |
The following updates are included for ScalUp (previously ScaLRD) with OpenText™ Enterprise Performance Engineering:
For details, see Define hosts and Controller for tests. |
| Use alternative scenario.yml |
You can now define alternative scenario.yml files to use for script replay. You pass the location of the alternative file to use for the script from the command line. For details, see Execute DevWeb scripts. |
Modernization
This release includes the following modernization enhancements.
| Area | Enhancement |
|---|---|
| Code generation from Postman Collection |
You can now use the Offline Script Generator to generate a DevWeb script from a Postman Collection file. (Beta, supported from version 25.3) For details, see Generate code from Postman Collections. |
| Observability with OpenTelemetry |
This release introduces an integration with OpenTelemetry, providing observability support. The integration enables you to push telemetry data to an OpenTelemetry Collector when replaying scripts. (Beta, supported from version 25.3) For details, see OpenTelemetry integration. |
| gRPC |
This release includes the following improvements for gRPC (supported from version 25.3):
|
| Unhide API |
The new unhide API enables the retrieval of hidden data in your script, for example, a user name or password. (Supported from version 25.3) For details, see Hide data. |
| IPv6 support |
This release includes support for IPv6. You can use the getIPList function to return IP addresses for version 4, 6, or both. For details, see Net in the JavaScript SDK. |
DevWeb protocol
The following enhancements are included for the DevWeb protocol.
| Area | Enhancement |
|---|---|
| Correlations |
This releases includes improved correlation detection for script generation. For details, see Correlate dynamic values. |
|
WebSocket buffer |
You can now configure the WebSocket buffer to be generated as a function instead of a const string. For details, see Offline Script Generator configuration file (generator_config.yml). |
See also:

