On Thu, Jun 05, 2014 at 09:15:36PM +0800, Zhang, Yanmin wrote: > Sorry for misleading you. It depends on backend. Pstore can use RAM or > other storage, for example, EFI-provided backend. If using EFI backend, > pstore can keep persistent across cold reset or even power outrages. > > If using RAM, usually pstore can keep persistent at WarmReset. Since RAM > access (even at non-cache mode) is fast and more flexible, in fact, we often > use > RAM as backend of pstore.
Funny definition of persistent you end up with in that case... :-) But yes, that does explain.
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