Solution : https://service.sap.com/sap/support/notes/387392 (SAP Service marketplace login required)
Key words :
apo instance server check wich user, table /sapapo/lcloglog reason, situation 'checkpoint wanted' call, checkpoint takes long time, system operating level dbmcli -, operating system level, description = 'checkpoint wanted' 2, user <sid>admdpmon 4, short time slice, long running transactions
Related Notes :
500843 | Composite SAP note for COM and SAP liveCache 7.2 or higher |