On Mon, Oct 29, 2018 at 09:25:05AM -0700, Jim Mattson wrote: > On Sun, Oct 28, 2018 at 6:58 PM, Wanpeng Li <kernellwp@xxxxxxxxx> wrote: > > We have not yet encounter memory is too fragmented to allocate kvm > > related metadata in our overcommit pools, is this true requirement > > from the product environments? > > Yes. Are your logs granular enough to determine if turning this into an order-2 allocation (by splitting out "struct fpu" allocations) will be sufficient to resolve your problem, or do we need to turn it into an order-1 or vmalloc allocation to achieve your production goals?