In our experiements we've seen around 1% flash to disk ratio gives reasonable performance. Of course it depends a lot on workload so you may need a bit more than that. Adam On Wed, Aug 1, 2012 at 10:01 AM, Piergiorgio Sartor <piergiorgio.sartor@xxxxxxxx> wrote: > Hi all, > > I'm thinking about buying an SSD, I would like to > know if someone can, more or less, suggest what > could be a reasonable size, in relationship with > the backing device. > > At the moment, I've 1TB RAID-10, of which /usr is > 24GiB (10GiB used), /home is 64GiB, and then there > are two "work area" volumes of 250GiB. > > Some other space is spread around /var and similar, > and there is some backup space, for future use. > > Any idea on what could be "minimum" SSD size (due to > cost, of course). > > Thanks, > > bye, > > -- > > piergiorgio > -- > To unsubscribe from this list: send the line "unsubscribe linux-bcache" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-bcache" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html