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[Bug 1533646] Re: Could you set vm.allocate_pgste = 1 by default?

 

cool. Is there a way to measure vm.allocate_pgste=1 overheads and is it
ok to enable by default? It's needed only on vm hosts... maybe i should
add it to the qemu package only? or like try to add systemd hackery to
only apply it on bare-metal? (well nested virtualisation is
supported...)

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https://bugs.launchpad.net/bugs/1533646

Title:
  Could you set vm.allocate_pgste = 1 by default?

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Hello,

  to use qemu one needs  vm.allocate_pgste = 1, on kernels that support that setting e.g. s390x.
  I'm now setting it with a sysctl.d snippet in procps package, however I was wondering if it could be set by default.

  Or not.

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