[PATCH 3/6] pstore: Add persistent function tracing

Luck, Tony tony.luck at intel.com
Fri Jun 15 22:00:57 UTC 2012


> With function tracing the impact to performance is tremendous. Just
> recording two long words is a 130% hit to performance. Now multiply that
> to recording strings.

If pstore is writing to a flash based backend - then there will be many
milli-seconds of delay. I think the time taken to convert from binary to
ascii would be insignificant.

-Tony



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