Solution : https://service.sap.com/sap/support/notes/874595 (SAP Service marketplace login required)
Key words :
initially inactive creates single instance bdoc messages, subscription assignmentswhile assigning similar subscriptions, multiple ac-extracts/ activations, initial load data import, realign identical application instances, single instance messages, 50 single bdoc messages, single bdoc messages, subscription checker queue, prerequisites assigning subscriptions
Related Notes :
1040744 | Conntrans Performance Overview |
882425 | ConnTrans performance: Long Confirmation times |
874446 | Package sizes for BDocs to optimize MSA initial load |