Solution : https://service.sap.com/sap/support/notes/165375 (SAP Service marketplace login required)
Key words :
transaction st03 -> environment -> data collector, delete file stat' appears hourly, additional key words sap_collector_for_perfmonitor, file system war/ist, stat file access authorizations, user <sid>adm, parallel workload collector, function module sapwl_as_statrec_read_next, function module sapwl_statrec_read_next, stat file'
Related Notes :
| 533218 | RSCOLL00: "The statistic file cannot be read" |
| 187103 | RSCOLL00: "The statistic file cannot be read |
| 6833 | Deleting statistics file, size of statistics file |