From: hadi motamedi <motamedi24 at gmail.com> > I have captured a file in my centos showing logs captured from many > modules concurrently. Please find attached a sample of the file. As > you see, there are logs from individual modules that have been > captured concurrently. For example, there are logs from > IPTR,SNMP,HLR,TCAP,XAPP,and SCCP modules but they are coming > concurrently.Each log has the header name of its accompanied module in > the beginning. I need to have the log of each modules separately. Can > you please show me the power of centos on how to separate individual > module's logs from the whole? Here is "The Power of CentOS"!!! (in approximately 3 minutes...) cat edit.txt | while read LINE; do echo "$LINE" | grep -q '>\.\.' if [ $? -eq 0 ]; then LOGFILE=`echo $LINE | cut -d' ' -f1`.log else echo "$LINE" >> $LOGFILE fi done JD PS: I wonder if I am doing your school homework...