lsirq(1) — Linux manual page

NAME \| SYNOPSIS \| DESCRIPTION \| OPTIONS \| AUTHORS \| REPORTING BUGS \| AVAILABILITY

LSIRQ(1)                      User Commands                      LSIRQ(1)

NAME top

       lsirq - utility to display kernel interrupt information

SYNOPSIS top

       lsirq [options]

DESCRIPTION top

       Display kernel interrupt counter information.

       The default output is subject to change. So whenever possible, you
       should avoid using default outputs in your scripts. Always
       explicitly define expected columns by using --output.

OPTIONS top

       -n, --noheadings
           Don’t print headings.

       -i, --input file
           Read data from file (Which was created by other tools, e.g.
           sosreport).

       -o, --output list
           Specify which output columns to print. Use --help to get a
           list of all supported columns. The default list of columns may
           be extended if list is specified in the format +list.

       -s, --sort column
           Specify sort criteria by column name. See --help output to get
           column names.

       -J, --json
           Use JSON output format.

       -P, --pairs
           Produce output in the form of key="value" pairs. All
           potentially unsafe characters are hex-escaped (\x<code>).

       -S, --softirq
           Show softirqs information.

       -t, --threshold min
           Only show IRQs with counters above the specified threshold.
           Human readable values are supported (e.g. 1.2K).

       -C, --cpu-list list
           Only show interrupt counters on the specified CPU list.

       -h, --help
           Display help text and exit.

       -V, --version
           Display version and exit.

AUTHORS top

       Zhenwei Pi <[email protected]>, Sami Kerola
       <[email protected]>, Karel Zak <[email protected]> Robin Jarry
       <[email protected]>

REPORTING BUGS top

       For bug reports, use the issue tracker
       <https://github.com/util-linux/util-linux/issues>.

AVAILABILITY top

       The lsirq command is part of the util-linux package which can be
       downloaded from Linux Kernel Archive
       <https://www.kernel.org/pub/linux/utils/util-linux/>. This page is
       part of the util-linux (a random collection of Linux utilities)
       project. Information about the project can be found at 
       ⟨https://www.kernel.org/pub/linux/utils/util-linux/⟩. If you have a
       bug report for this manual page, send it to
       [email protected]. This page was obtained from the
       project's upstream Git repository
       ⟨git://git.kernel.org/pub/scm/utils/util-linux/util-linux.git⟩ on
       2025-08-11. (At that time, the date of the most recent commit that
       was found in the repository was 2025-08-05.) If you discover any
       rendering problems in this HTML version of the page, or you
       believe there is a better or more up-to-date source for the page,
       or you have corrections or improvements to the information in this
       COLOPHON (which is not part of the original manual page), send a
       mail to [email protected]

util-linux 2.42-start-521-ec46  2025-08-09                       LSIRQ(1)