On 05/18/15 at 04:32pm, Li Wang wrote: > Transparent hugepages are on by default. Disable it in kdump kernel by > adding parameter transparent_hugepage=never. This might help us with > some of the memory issues we are facing. > > Signed-off-by: Li Wang <liwang(a)redhat.com&gt; > --- > kdump.sysconfig.x86_64 | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/kdump.sysconfig.x86_64 b/kdump.sysconfig.x86_64 > index d9ad9b5..7991d68 100644 > --- a/kdump.sysconfig.x86_64 > +++ b/kdump.sysconfig.x86_64 > @@ -16,7 +16,7 @@ KDUMP_COMMANDLINE="" > > # This variable lets us append arguments to the current kdump commandline > # As taken from either KDUMP_COMMANDLINE above, or from /proc/cmdline > -KDUMP_COMMANDLINE_APPEND="irqpoll nr_cpus=1 reset_devices > cgroup_disable=memory mce=off numa=off udev.children-max=2 panic=10 > rootflags=nofail acpi_no_memhotplug" > +KDUMP_COMMANDLINE_APPEND="irqpoll nr_cpus=1 reset_devices > cgroup_disable=memory mce=off numa=off udev.children-max=2 panic=10 > rootflags=nofail acpi_no_memhotplug transparent_hugepage=never" Hi, Li Wang. Does it work for other arch? if so, it is better to fix all of the arch.

Thanks Minfei > > # Any additional kexec arguments required. In most situations, this > should > # be left empty > -- > 1.8.3.1 > > _______________________________________________ > kexec mailing list > kexec(a)lists.fedoraproject.org > https://lists.fedoraproject.org/mailman/listinfo/kexec