On Sat, 2021-09-25 at 00:27 +0200, Xose Vazquez Perez wrote:
> And add recommended pgfailback value.
>
> ALUA is supported since XIV_Gen2 and microcode 10.2.1
> (All ports across all controllers in single Target Port Group)
>
> https://www.ibm.com/support/pages/ibm-flashsystem%C2%AE-a9000-and-a90
On Mon, 2021-09-27 at 10:11 -0500, Benjamin Marzinski wrote:
> On Fri, Sep 24, 2021 at 10:44:46PM +0200, Xose Vazquez Perez wrote:
> > On 9/21/21 01:21, Benjamin Marzinski wrote:
> >
> > > This patchset is supposed to replace Martin's
> > >
> > > multipathd: add "force_reconfigure" option
> > >
ALUA is supported since the beginning:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/scsi/device_handler/scsi_dh_alua.c?id=057ea7c9683c3d684128cced796f03c179ecf1c2#n683
... the DS8000 is an Asymmetric Logical Unit Access (ALUA) capable storage
array,
pag#160(144)
ALUA is supported since VMAX3 and HYPERMAX OS 5977.811.784, pag#113:
https://www.delltechnologies.com/en-us/collaterals/unauth/technical-guides-support-information/products/storage-2/docu5128.pdf
Cc: Martin Wilck
Cc: Benjamin Marzinski
Cc: Christophe Varoqui
Cc: DM-DEVEL ML
Signed-off-by: Xose
Optimal Path Management (OPM) was introduced with VPLEX 5.5 to improve VPLEX
performance. OPM uses the ALUA mechanism to spread the I/O load across VPLEX
directors
while gaining cache locality, pag #187:
https://www.delltechnologies.com/en-us/collaterals/unauth/technical-guides-support-information
ALUA is needed by SAS arrays, pag#124:
https://downloads.dell.com/manuals/all-products/esuprt_solutions_int/esuprt_solutions_int_solutions_resources/general-solution-resources_white-papers2_en-us.pdf
Cc: Sean McGinnis
Cc: Martin Wilck
Cc: Benjamin Marzinski
Cc: Christophe Varoqui
Cc: DM-DEVEL
e-mail was bounced: 550 5.1.1 User Unknown
Cc: Martin Wilck
Cc: Benjamin Marzinski
Cc: Christophe Varoqui
Cc: DM-DEVEL ML
Signed-off-by: Xose Vazquez Perez
---
libmultipath/hwtable.c | 6 +-
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/libmultipath/hwtable.c b/libmultipat
On Tue, 2021-09-28 at 12:42 -0500, Benjamin Marzinski wrote:
> On Tue, Sep 28, 2021 at 03:16:08PM +, Martin Wilck wrote:
> > On Tue, 2021-09-28 at 09:42 -0500, David Teigland wrote:
> >
> >
> > I have pondered this quite a bit, but I can't say I have a concrete
> > plan.
> >
> > To avoid dep
On Tue, 2021-09-28 at 18:52 +0200, Xose Vazquez Perez wrote:
> ALUA is supported since the beginning:
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/scsi/device_handler/scsi_dh_alua.c?id=057ea7c9683c3d684128cced796f03c179ecf1c2#n683
>
> ... the DS8000 is an Asymm
On Tue, 2021-09-28 at 19:31 +0200, Xose Vazquez Perez wrote:
> Optimal Path Management (OPM) was introduced with VPLEX 5.5 to improve
> VPLEX
> performance. OPM uses the ALUA mechanism to spread the I/O load across
> VPLEX directors
> while gaining cache locality, pag #187:
> https://www.delltechno
On Tue, 2021-09-28 at 19:20 +0200, Xose Vazquez Perez wrote:
> ALUA is supported since VMAX3 and HYPERMAX OS 5977.811.784, pag#113:
> https://www.delltechnologies.com/en-us/collaterals/unauth/technical-guides-support-information/products/storage-2/docu5128.pdf
>
> Cc: Martin Wilck
> Cc: Benjamin
On 9/1/21 7:06 PM, Christoph Hellwig wrote:
On Wed, Sep 01, 2021 at 04:47:26PM +0530, Abdul Haleem wrote:
Greeting's
multiple task hung while adding the vfc disk back to the multipath on my
powerpc box running linux-next kernel
Can you retry to reproduce this with lockdep enabled to see if th
On 12.05.2021 07:30, Johannes Thumshirn wrote:
On 11/05/2021 02:15, Chaitanya Kulkarni wrote:
Hi,
* Background :-
---
Copy offload is a feature that allows file-systems or storage devices
to be instructed to copy files/logical
On 28/09/2021 21:13, Javier González wrote:
> Since we are not going to be able to talk about this at LSF/MM, a few of
> us thought about holding a dedicated virtual discussion about Copy
> Offload. I believe we can use Chaitanya's thread as a start. Given the
> current state of the current patches
On Tue, Sep 28, 2021 at 03:53:47PM +0530, Abdul Haleem wrote:
>
> On 9/1/21 7:06 PM, Christoph Hellwig wrote:
>> On Wed, Sep 01, 2021 at 04:47:26PM +0530, Abdul Haleem wrote:
>>> Greeting's
>>>
>>> multiple task hung while adding the vfc disk back to the multipath on my
>>> powerpc box running linu
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