> When you have 512MiB of memory and your current allocation is 256MiB, where do you go? I'm not sure if this is assuming that 2.0 is the only growth factor th

> When you have 512MiB of memory and your current allocation is 256MiB, where do you go? I'm not sure if this is assuming that 2.0 is the only growth factor that is exponential.