2998325 - Trading Partner Management (TPM) takes too long to load

When accessing SAP B2B TPM in B2B Cockpit, it takes several minutes to load.

In the thread dumps, you can see long running threads like the one below:

"HTTP Worker [@17357424]" #135 prio=5 os_prio=57 cpu=1415675.52 [reset 235.28] ms elapsed=464749.23 [reset 3.11] s allocated=460127899608 B (428.53 GB) [reset 29665376 B (28.29 MB)] defined_classes=6793
io= file i/o: 105593528/57190291 B, net i/o: 662626018/709593033 B, files opened:60585, socks opened:3536 [reset file i/o: 203/0 B, net i/o: 287651/10275 B, files opened:1, socks opened:0 ]
user="XXX" session="-xxxxxxxxx" request="xxxxx" application="sap.com/tpm?partnerui" isapplicationthread="true" tid=0xxxxxxxxx nid=xxxxxxxxx / xxxxxxxxx ktid=xxxxxxxxx runnable [_thread_blocked (_call_back), stack(0x000000012a580000,0x000000012a793888)] [0x000000012a78d000] top_bci: 9
java.lang.Thread.State: RUNNABLE
at java.util.HashMap.put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;(HashMap.java:612)
at com.sap.typeservices.value.ValueContainer.addEntry(Ljava/lang/Object;Ljava/lang/String;)Lcom/sap/typeservices/value/ValueSetEntry;(ValueContainer.java:66)
at com.sap.typeservices.value.ValueSet.addValue(Ljava/lang/Object;Ljava/lang/String;Ljava/lang/String;)V(ValueSet.java:206)
at com.sap.typeservices.value.ModifiableValueSet.put(Ljava/lang/Object;Ljava/lang/String;Ljava/util/Locale;)Ljava/lang/String;(ModifiableValueSet.java:83)
at com.sap.typeservices.value.ModifiableValueSet.put(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/String;(ModifiableValueSet.java:77)
at com.sap.tpm.partnerui.wd.comp.partner.PartnerProfile.populateHelpValues(Ljava/util/List;Ljava/lang/String;)V(PartnerProfile.java:1114)
at com.sap.tpm.partnerui.wd.comp.partner.PartnerProfile.getNRONames()V(PartnerProfile.java:699)
at com.sap.tpm.partnerui.wd.comp.partner.PartnerProfile.wdDoInit()V(PartnerProfile.java:161)
at com.sap.tpm.partnerui.wd.comp.partner.wdp.InternalPartnerProfile.wdDoInit()V(InternalPartnerProfile.java:1340)
at com.sap.tc.webdynpro.progmodel.generation.DelegatingCustomController.doInit()V(DelegatingCustomController.java:49)

• SAP NetWeaver
• SAP Process Integration

Process Integration, PI, Process Orchestration, PO, NetWeaver, XI, AEX, TPM portal, slowness, slow, B2B, /b2bic , KBA , BC-XI-CON-B2B-ICP , Integration Cockpit , Problem