1The following is a demonstration of the iofileb.d script, 2 3 4Here we run it while a tar command is backing up /var/adm, 5 6 # ./iofileb.d 7 Tracing... Hit Ctrl-C to end. 8 ^C 9 PID CMD KB FILE 10 29529 tar 56 /var/adm/sa/sa31 11 29529 tar 56 /var/adm/sa/sa03 12 29529 tar 56 /var/adm/sa/sa02 13 29529 tar 56 /var/adm/sa/sa01 14 29529 tar 56 /var/adm/sa/sa04 15 29529 tar 56 /var/adm/sa/sa27 16 29529 tar 56 /var/adm/sa/sa28 17 29529 tar 324 /var/adm/exacct/task 18 29529 tar 736 /var/adm/wtmpx 19 20In the above output, we can see that the tar command has caused 736 Kbytes 21of the /var/adm/wtmpx file to be read from disk. All af the Kbyte values 22measured are for disk activity. 23 24