Solution : https://service.sap.com/sap/support/notes/661569 (SAP Service marketplace login required)
Key words : 
read            /usr/sap/w46/sys/global/slogj, '<cdroot>/um1/os400/as400/upgrade/lodinst', fixr3owns r3<sid>400 r3inlpgm <kernel640> refers, /sys/exe/run/disp+work -, work processes experience considerable losses, /    important general information ii/   errors, /    important general information---------------------< d021890 february 05, <dir_put>/<sid>/sys/profile directory, tp requires exclusive locks, component bc-db-db4
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