elboulangero at gmail.com
Mon Apr 21 16:05:59 UTC 2014
I'm just resurrecting this thread to inform that I renamed the tool to
irqtop as suggested.
New name, new link:
I also added a man page, and fixed some little bugs here and there.
On 05/26/2013 07:59 PM, Diego Veralli wrote:
> Hey elboulangero,
> You might want to change the name, there are already 2 itops that I
> know of, that monitor interrupts:
> * http://packages.debian.org/wheezy/itop
> * http://et.redhat.com/~jmh/tools/xen/itop
> <http://et.redhat.com/%7Ejmh/tools/xen/itop> (this is just a small
> perl script, but still...)
> Yours provides much more information (works fine on my machine BTW),
> so it's a useful addition, but if you just call it itop it's going to
> be a bit confusing..
> On Fri, May 10, 2013 at 12:15 AM, elboulangero <elboulangero at gmail.com
> <mailto:elboulangero at gmail.com>> wrote:
> Hello everyone,
> lately I had to fight big XRUN troubles, and thanks to this forum
> I finally solved that. This excellent thread saved me:
> On my long quest, I tried to see a little bit more what happened
> with the IRQs on my system. I searched for a kind of 'top' utility
> to monitor the interrupts, but the only apps I found were either
> deprecated, or missed some cool features.
> So, I ended up writing my own tool to monitor the file
> It's available a this address:
> As its name indicates, it behaves pretty much like top, but for
> It's quite a simple thing, that I tried to enhance a bit with some
> cool features:
> + refresh period can be specified.
> + two display modes: display interrupts for every CPU, or only a
> sum of all CPU.
> + display every interrupt (sorted like /proc/interrupts), or only
> active interrupts (sorted by activity).
> + in case the number of interrupts changes during the execution
> of itop (due to a rmmod/modprobe), it's handled without any fuss.
> + command-line options are also available as hotkeys for convenience.
> + at last, the program display a summary on exit. The idea is
> that this summary could be copied/pasted in emails to help debugging.
> If anyone is interested, feel free to try and comment !
> Linux-audio-dev mailing list
> Linux-audio-dev at lists.linuxaudio.org
> <mailto:Linux-audio-dev at lists.linuxaudio.org>
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