Re: [PATCH] i386 No-Idle-Hz aka Dynamic-Ticks 3

Daniel Petrini
2005-08-09T20:22:18Z

> I convinced my self that the next_timer... code in timer.c misses timers
> (i.e. gives the wrong answer). I did this (after wondering due to
> performance) by scanning the whole timer list after I had the
> next_timer... answer and finding a better answer, not always, but some
> times. That code does not address the cascade list correctly.

The timertop kernel patch accounts for all the scheduled timers. Try
to take a look at its output at /proc/top_info. Maybe it can help to
detect it.

Daniel Petrini
--
10LE - Linux
INdT - Manaus - Brazil