Thanks for the answer Suresh,
but the above alert description
$Data/Context/Params/Param[1]$ is working only for simple logfile detection
<LogFileDirectory>E:\logfiles\Logs\</LogFileDirectory>
<LogFilePattern>IPCDataService.log</LogFilePattern>
<LogIsUTF8>false</LogIsUTF8>
<Expression>
but it is not working for
<RepeatedLogFileDirectory>E:\logfiles\Logs\</RepeatedLogFileDirectory>
<RepeatedLogFilePattern>IPCDataService.log</RepeatedLogFilePattern>
<RepeatedLogIsUTF8>false</RepeatedLogIsUTF8>
<RepeatedExpression>