[PATCH v2] pstore: Adjust buffer size for compression for smaller registered buffers
Aruna Balakrishnaiah
aruna at linux.vnet.ibm.com
Fri Sep 13 05:22:03 EST 2013
On Thursday 12 September 2013 11:13 PM, Luck, Tony wrote:
> + default:
> + cmpr = 60;
> + break;
> + }
>
> Is this the right "default"? It may be a good choice for a backend with a really
> tiny buffer (1 ... 999). But less good for a (theoretical) backend with a larger
> buffer (10001 ... infinity and beyond). Which are you trying to catch here?
Trying to catch lower buffers and also tried till 23k ( 10k * 100/45) of text with a
sample crash logit achieved a good compression of 25%. Since the upper limit is
not known
and compression behavior is not tested above 10k chose to keep a higher default
of 60.
> -Tony
>
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