From: Randy Dunlap on 27 Mar 2010 00:30
On Fri, 18 Dec 2009 08:57:49 +0800 Li Zefan wrote:
> Randy Dunlap wrote:
> > Hi,
> > Documentation/trace/kmemtrace.txt says:
> > Q: 'cat /sys/kernel/debug/kmemtrace/total_overruns' is non-zero, how do I fix
> > this? Should I worry?
> > A: If it's non-zero, this affects kmemtrace's accuracy, depending on how
> > large the number is. You can fix it by supplying a higher
> > 'kmemtrace.subbufs=N' kernel parameter.
> > Where is this kernel parameter implemented and where is it documented?
> > or should this Answer just be fixed?
> The whole documentation is out-dated. The original kmemtrace was based on
> relay, and then it moved to ftrace, without updating the documentation.
Sorry for the delay.
Shouldn't Documentation/trace/kmemtrace.txt just be completely deleted?
It's confusing and all relevant kmemtrace documentation is elsewhere.
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