I am beginner with splunk and want to filter the log lines with matching file name field but file name (Ex. file_name=XXXXXX.abc.XXX.20210326.XXX.txt) have date as part of its value which varies as per current day.  I tried the below approach and it didn't help.  index=xyz source="/logs/logfile.log" | eval filename_expr="%abc%".strftime(now(), "%Y%m%d")."%" | regex file_name=filename_expr | stats count by source Please advise. ... View more