1IRQTOP(1) User Commands IRQTOP(1)
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6 irqtop - utility to display kernel interrupt information
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9 irqtop [options]
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12 Display kernel interrupt counter information in top(1) style view.
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14 The default output is subject to change. So whenever possible, you
15 should avoid using default outputs in your scripts. Always explicitly
16 define expected columns by using --output.
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19 -o, --output list
20 Specify which output columns to print. Use --help to get a list
21 of all supported columns. The default list of columns may be
22 extended if list is specified in the format +list.
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24 -d, --delay seconds
25 Update interrupt output every seconds intervals.
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27 -s, --sort column
28 Specify sort criteria by column name. See --help output to get
29 column names. The sort criteria may be changes in interactive
30 mode.
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32 -V, --version
33 Display version information and exit.
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35 -h, --help
36 Display help text and exit.
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39 i sort by short irq name or number field
40 t sort by total count of interrupts (the default)
41 d sort by delta count of interrupts
42 n sort by long descriptive name field
43 q Q stop updates and exit program
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46 Zhenwei Pi ⟨pizhenwei@bytedance.com⟩
47 Sami Kerola ⟨kerolasa@iki.fi⟩
48 Karel Zak ⟨kzak@redhat.com⟩
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51 The irqtop command is part of the util-linux package and is available
52 from Linux Kernel Archive ⟨https://www.kernel.org/pub/linux/utils/util-
53 linux/⟩.
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57util-linux February 2020 IRQTOP(1)