[Bug 1461012] Re: Hugepage and KSM not configured correctly under systemd

Serge Hallyn 1461012 at bugs.launchpad.net
Mon Oct 12 17:20:45 UTC 2015


Quoting Dadio (dominique at ramaekers-stassart.be):
> I've investigated this issue in Willy:
> 
> Hugepages are now mounted on /dev/hugepages and not in /run/hugepages

Hi,

Note that /etc/init.d/qemu-kvm calls /usr/share/qemu/init/qemu-kvm-init
which mounts hugepages under /run/hugepages.

The /dev/hugepages mounts appears to be done by systemd.  We should
probably better coordinate, but filesystems really shouldn't be mounted
under /dev and we won't do this in a way that sacrifices compatibility
with other inits.

For now, setting KVM_HUGEPAGES=1 in /etc/default/qemu-kvm should
enable /run/hugepages on boot

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https://bugs.launchpad.net/bugs/1461012

Title:
  Hugepage and KSM not configured correctly under systemd

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