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Chapter 4Moreover, to see the brief status of the current system swap and file table usage, the-T argument is helpful:# pstat -T93/16424 files0M/1024M swap spaceAnd finally the systat(1) is the all-in-one tool for the system resource monitoring.It does almost anything that the other utilities, mentioned so far in this chapter, cando. The systat command can display information about network—icmp, icmp6, ip,ip6, and tcp as well as the netstat and ifstat that show network socket activity statusand network interface statistics, respectively.To display any of the statistics information mentioned above, systat takes acommand line argument. For example, systat –tcp command shows the detailedinformation about any tcp packet that was sent or received by the system every5 seconds. The example output of the systat -tcp command is shown in thefollowing screenshot:[ 71 ]