xref: /netbsd-src/external/cddl/dtracetoolkit/dist/Docs/Examples/iofile_example.txt (revision c29d51755812ace2e87aeefdb06cb2b4dac7087a)
1The following is a demonstration of the iofile.d script,
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4Here we run it while a tar command is backing up /var/adm,
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6   # iofile.d
7   Tracing... Hit Ctrl-C to end.
8   ^C
9      PID CMD              TIME FILE
10     5206 tar               109 /var/adm/acct/nite
11     5206 tar               110 /var/adm/acct/sum
12     5206 tar               114 /var/adm/acct/fiscal
13     5206 tar               117 /var/adm/messages.3
14     5206 tar               172 /var/adm/sa
15     5206 tar              3605 /var/adm/messages.2
16     5206 tar              4548 /var/adm/spellhist
17     5206 tar              5769 /var/adm/exacct/brendan1task
18     5206 tar              6416 /var/adm/acct
19     5206 tar              7587 /var/adm/messages.1
20     5206 tar              8246 /var/adm/exacct/task
21     5206 tar              8320 /var/adm/pool
22     5206 tar              8973 /var/adm/pool/history
23     5206 tar              9183 /var/adm/exacct
24        3 fsflush         10882 <none>
25     5206 tar             11861 /var/adm/exacct/flow
26     5206 tar             12042 /var/adm/messages.0
27     5206 tar             12408 /var/adm/sm.bin
28     5206 tar             13021 /var/adm/sulog
29     5206 tar             19007 /var/adm/streams
30     5206 tar             21811 <none>
31     5206 tar             24918 /var/adm/exacct/proc
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33In the above output, we can see that the tar command spent 24918 us (25 ms)
34waiting for disk I/O on the /var/adm/exacct/proc file.
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