On Sun, Jun 07, 2020 at 05:25:15PM -0600, Chris Murphy wrote: > On Sun, Jun 7, 2020 at 2:48 PM David Kaufmann <as...@ionic.at> wrote: > > > > On Sat, Jun 06, 2020 at 05:36:15PM -0600, Chris Murphy wrote: > > > To me this sounds like too much dependency on swap. > > > > That's not what I meant, I wanted to emphasize the different values of > > disk storage vs. RAM. As said in another email it doesn't matter at all > > if there is 0% or 90% of disk swap usage, while RAM usage can be quite > > essential. (This is in case swapped out stuff stays swapped out.) > > Inactive pages that are evicted long term, is a workload that I think > would benefit from zswap instead. In that case you get the benefit of > the memory cache for recently used anonymous pages that would > otherwise result in "swap thrashing" and the "least recently used" > pages are moved to disk based swap.
Is this how it works? Previously it was stated that once a page is swapped to a particular swap device, that's it. It would be nice if a page which has been sitting in zram for a while could be swapped out to the slower / cheaper / larger disk. Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-builder quickly builds VMs from scratch http://libguestfs.org/virt-builder.1.html _______________________________________________ devel mailing list -- devel@lists.fedoraproject.org To unsubscribe send an email to devel-le...@lists.fedoraproject.org Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org
