1. Login to your SAP system and execute transaction code RZ10. Ensure to set on DEFAULT.PFL, so that it will apply on central instance and application instances. Set the parameter icm/HTTP/logging_X as below,
icm/HTTP/logging_1 = PREFIX=/, LOGFORMAT=SAPSMD2, FILTER=SAPSMD, LOGFILE=icmhttph-SID-%d-%m-%y.log, MAXSIZEKB=10240 , SWITCHTF=day
2. A restart is needed to apply the change and you can find the log file from below directory,
cd /usr/sap/SID/DVEBMGSxx/work/ ls -lrt icmhttp* -rw-r--r-- 1 sidadm sapsys 1834 Jul 30 13:33 icmhttp-SID-30-07-2013.log
Options
SID = System ID
