The SAP passport handling functionality allows for an end to end trace of data communication from the client to the back-end.
The hwc.e2eTrace JavaScript APIs enable or disable end-to-end trace and the ability to upload and view the trace file. SAP Mobile Server must be configured with SAP Solution Manager to upload and view this trace. See Configuring SAP Mobile Server Performance Properties in SAP Control Center for SAP Mobile Platform.
The performance library provides the ability to capture performance metrics of the device while the Hybrid Web Container is running. Administrators can use this information to troubleshoot performance related issues.