On Fri, Jan 13, 2012 at 4:49 PM, Matt Banks <mattba...@gmail.com> wrote:
> I'm sorry to be asking such a basic question that would seem to be easily > found on Google, but after 30 minutes of "googling" and looking through > this lists' archives, I haven't found a definitive answer. > > Is the L2ARC caching scheme based on files or blocks? > Blocks. > The reason I ask: We have several databases that are stored in single > large files of 500GB or more. > > So, is L2ARC doing us any good if the entire file can't be cached at once? > It will, if your working set is not larger than the L2ARC. --matt
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