[dm-devel] [PATCH] multipath-tools: add Pure Storage device to hardware table

[Brian Bunker]

Hello all,

Definitely we want the one we included with the queue length vs. round
robin and 60 second devloss timeout. Not sure where the other one came from.

Thanks
Brian

Brian Bunker
PURE Storage, Inc.
On Jun 14, 2016 5:40 AM, <Menny_Hamburger at dell.com> wrote:

> If driver names are different between tophat and magichat you can stick
> with different names instead of an alias in modprobe.conf and do "install x
> modprobe install y" in modprobe.conf
> ________________________________________
> From: dm-devel-bounces at redhat.com <dm-devel-bounces at redhat.com> on behalf
> of Xose Vazquez Perez <xose.vazquez at gmail.com>
> Sent: Tuesday, June 14, 2016 3:32 PM
> To: Christophe Varoqui; device-mapper development; Brian Bunker
> Subject: Re: [dm-devel] [PATCH] multipath-tools: add Pure Storage device
> to hardware table
>
> On 06/13/2016 06:30 PM, Xose Vazquez Perez wrote:
>
> > based on documentation provided by the manufacturer:
> >
> https://support.purestorage.com/@api/deki/files/1733/=Pure_Storage_Oracle_DB_Best_Practices.pdf?revision=2
> >
> > vendor                  "PURE"
> > product                 "FlashArray"  (extracted from outputs)
>
> Please DROP this one. It was already included by Brian Bunker <
> brian at purestorage.com>
>
> > +     {
> > +             .vendor        = "PURE",
> > +             .product       = "FlashArray",
> > +             .selector      = "round-robin 0",
> > +             .pgpolicy      = MULTIBUS,
> > +             .minio         = 1,
> > +             .checker_name  = TUR,
> > +             .fast_io_fail  = 10,
> > +             .dev_loss      = 30,
> > +     },
>
> Though it's a bit different. Why ?
>
> +               .vendor        = "PURE",
> +               .product       = "FlashArray",
> +               .features      = DEFAULT_FEATURES,
> +               .hwhandler     = DEFAULT_HWHANDLER,
> +               .selector      = "queue-length 0",
> +               .pgpolicy      = MULTIBUS,
> +               .pgfailback    = -FAILBACK_IMMEDIATE,
> +               .checker_name  = TUR,
> +               .fast_io_fail  = 10,
> +               .user_friendly_names = USER_FRIENDLY_NAMES_OFF,
> +               .prio_name     = DEFAULT_PRIO,
> +               .no_path_retry = 0,
> +               .dev_loss      = 60,
> +               .prio_args     = NULL,
>
> --
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