Solution : https://service.sap.com/sap/support/notes/1359891 (SAP Service marketplace login required)
Key words :
profile parameter igs/listener/rfc, igs profile parameters, parallel rfc threads, parallel igs calls, igs sp mentioned, prerequisites additional functionality, sp patch level, igs default, high usage, response time
Related Notes :
| 896400 | Upgrade your integrated IGS 7.x installation |
| 844669 | Profile parameter of IGS as of Version 7.x |
| 793473 | Applying a patch for Windows standalone IGS |