Solution : https://service.sap.com/sap/support/notes/39412 (SAP Service marketplace login required)
Summary :
This SAP Note addresses configuration guidelines for SAP work processes across various releases and system types. It specifies the minimum number of dialog (DIA), update (UPD and UP2), background (BTC), enqueue (ENQ), and spool (SPO) processes required per instance, referencing parameters like rdisp/wp_no_dia and rdisp/vbname for system configurations. Release-specific guidelines are also detailed, stressing on single and multi-server setups for update processes. Additionally, the note discusses operational modes switching, specifying that while the overall number of work processes must remain consistent, spool processes cannot be dynamically adjusted post-initial configuration.
Key words :
rdisp/wp_no_dia rdisp/wp_no_vb rdisp/wp_no_vb2 rdisp/wp_no_btc rdisp/wp_no_enq rdisp/wp_no_spoby defining, transaction st03 - > performance database -> task type profile system parameter setting, tools -> administration -> monitor -> system monitoring -> servers -> <double-click>, tools -> administration -> computing center -> management system -> control ->, tools -> administration -> monitor -> system monitoring -> process overview, dia+upd+up2+btc+enq+spo, system parameter rdisp/enqname, system parameter rdisp/vbname, parameter rdisp/vbname defines, limited main memory resources
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