You can change the default file name pattern.

The Ericsson IMS Metrics File provides a complete listing of the expected counters for each file pattern type. This spreadsheet is available on the online support website https://my.vmware.com/.

Table 1. Node, Performance Category, Default file name pattern and 3GPP Format
Node Performance category Default file name pattern 3GPP format
HSS-SLF ISM A20.*_HSS-ISM nPMF 32.401v5.0
HSS-SLF SLF A20.*_HSS-SLF nPMF 32.401v5.0
HSS-SLF SDA A20.*_HSS-SDA nPMF 32.401v5.0
TSP IPv4_MeassurementJob A20.*hss.*_IPv4.* nPMF 32.401v5.0
TSP Diameter A20.*hss.*_Diameter.* nPMF 32.401v5.0
TSP PlatformMeassures A20.*hss.*_PlatformMeasures.* oPMF 32.401v5.0
TSP IPv6_MeassurementJob A.*hss.*_IPv6.* oPMF 32.401v5.0
TSP OamProvision-Meassurement A20.*hss.*_OamProvisioning.* nPMF 32.401v5.0