ef9089f4e8
Update to the head of the upstream staging branch
* Patches 0005-0042 are from the upstream staging branch
* Previous patches 0005 & 0006 are now patches 0023 & 0005
Rename redhat patches
* Previous patches 0007-0017 are now patches 0043-0053
Change from using readline to libedit
* readline is licensed GPL v3, and multipathd includes code
licensed gpl v2.
Remove README.alua
* information moved to README.md
54 lines
1.9 KiB
Diff
54 lines
1.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Xose Vazquez Perez <xose.vazquez@gmail.com>
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Date: Thu, 14 Jul 2022 23:14:31 +0200
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Subject: [PATCH] multipath-tools: add ALUA info to README.md
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Cc: Martin Wilck <mwilck@suse.com>
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Cc: Benjamin Marzinski <bmarzins@redhat.com>
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Cc: Christophe Varoqui <christophe.varoqui@opensvc.com>
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Cc: DM-DEVEL ML <dm-devel@redhat.com>
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Signed-off-by: Xose Vazquez Perez <xose.vazquez@gmail.com>
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Reviewed-by: Martin Wilck <mwilck@suse.com>
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Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
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---
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README.md | 28 ++++++++++++++++++++++++++++
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1 file changed, 28 insertions(+)
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diff --git a/README.md b/README.md
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index dcf51f20..2322082c 100644
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--- a/README.md
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+++ b/README.md
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@@ -146,3 +146,31 @@ The multipath-tools source code is covered by several different licences.
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Refer to the individual source files for details.
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Source files which do not specify a licence are shipped under LGPL-2.0
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(see `LICENSES/LGPL-2.0`).
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+
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+
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+ALUA
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+====
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+This is a rough guide, consult your storage device manufacturer documentation.
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+
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+ALUA is supported in some devices, but usually it's disabled by default.
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+To enable ALUA, the following options should be changed:
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+
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+- EMC CLARiiON/VNX:
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+ "Failover Mode" should be changed to "4" or "Active-Active mode(ALUA)-failover mode 4"
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+
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+- HPE 3PAR, Primera, and Alletra 9000:
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+ "Host:" should be changed to "Generic-ALUA Persona 2 (UARepLun, SESLun, ALUA)".
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+
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+- Promise VTrak/Vess:
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+ "LUN Affinity" and "ALUA" should be changed to "Enable", "Redundancy Type"
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+ must be "Active-Active".
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+
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+- LSI/Engenio/NetApp RDAC class, as NetApp SANtricity E/EF Series and OEM arrays:
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+ "Select operating system:" should be changed to "Linux DM-MP (Kernel 3.10 or later)".
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+
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+- NetApp ONTAP:
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+ To check ALUA state: "igroup show -v <igroup_name>", and to enable ALUA:
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+ "igroup set <igroup_name> alua yes".
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+
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+- Huawei OceanStor:
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+ "Host Access Mode" should be changed to "Asymmetric".
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