[dm-devel] [PATCH] multipath-tools: add README.alua with instructions to enable ALUA

[Xose Vazquez Perez]

On 11/20/2017 07:53 PM, Xose Vazquez Perez wrote:
> ALUA is supported in some storage devices, but usually it's disabled by default.

Christophe, please drop this one. v2 is on the way.

> Cc: Christophe Varoqui <christophe.varoqui at opensvc.com>
> Cc: device-mapper development <dm-devel at redhat.com>
> Signed-off-by: Xose Vazquez Perez <xose.vazquez at gmail.com>
> ---
>  README.alua | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
>  create mode 100644 README.alua
> 
> diff --git a/README.alua b/README.alua
> new file mode 100644
> index 0000000..134696a
> --- /dev/null
> +++ b/README.alua
> @@ -0,0 +1,14 @@
> +This is a rough guide, consult your storage device manufacturer documentation.
> +
> +ALUA is supported in some devices, but usually it's disabled by default.
> +To enable ALUA, the following options should be changed:
> +
> +- EMC CLARiiON/VNX:
> +   "Failover Mode" should be changed to "4".
> +
> +- HPE 3PAR:
> +   "Host:" should be changed to "Generic-ALUA Persona 2 (UARepLun, SESLun, ALUA)".
> +
> +- Promise VTrak/Vess:
> +   "LUN Affinity" and "ALUA" should be changed to "Enable", "Redundancy Type"
> +   must be "Active-Active".
>