----- Original Message -----
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>
> ---
> 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.
Yeah, it does. I will post V2 patch.
Thanks for review.
Li Wang
Thanks
Minfei
>
> # Any additional kexec arguments required. In most situations, this
> should
> # be left empty
> --
> 1.8.3.1
>
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