On Sat 16-03-13 14:42:05, K. Y. Srinivasan wrote: > While ballooning memory out of the guest, attempt 2M allocations first. > If 2M allocations fail, then go for 4K allocations. In cases where we > have performed 2M allocations, split this 2M page so that we can free this > page at 4K granularity (when the host returns the memory).
Maybe I am missing something but what is the advantage of 2M allocation when you split it up immediately so you are not using it as a huge page? [...] -- Michal Hocko SUSE Labs -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/