Searching for Alua Support Windows information? Find all needed info by using official links provided below.
https://library.netapp.com/ecmdocs/ECMP1204463/html/GUID-D7570D36-76FF-4923-8ECC-525AF435C2D6.html
ALUA support is enabled or disabled on the igroup or igroups to which a LUN is mapped. All igroups mapped to a LUN must have the same ALUA setting. Windows detects a change to the ALUA setting when rebooted. ALUA is enabled by default on clustered Data ONTAP igroups. In some situations, ALUA is not automatically enabled on 7-Mode igroups.
https://docs.microsoft.com/en-us/windows-hardware/test/hlk/testref/849bcee9-3305-4889-9645-8c4470f60d9c
Asymmetric logical unit access (ALUA) occurs when the access characteristics of one port may differ from those of another port. Therefore, for storage devices with ALUA feature implemented, there may be at least two target port groups. The test checks whether the device declares support to ALUA …
https://support.microsoft.com/en-us/help/3046101/server-may-freeze-during-startup-when-alua-capable-storage-is-used-in
Jul 01, 2015 · Server may freeze during startup when ALUA-capable storage is used in Windows Server 2012 R2 or Windows Server 2012. Symptoms. Assume that you have a storage configured to have multiple paths to an Asymmetric Logical Unit Access (ALUA)–capable storage array, and some of those paths are in a Standby state.
https://support.microsoft.com/en-us/help/2997378/windows-server-freezes-during-startup-or-shutdown-when-alua-capable-st
Sep 04, 2014 · In Windows Server 2012 or Windows Server 2008 R2, you use an Asymmetric Logical Unit Access (ALUA)–capable storage array. You configure the array so that every path that's presented to a logical unit number (LUN) has a status of Standby, and the paths cannot be made Active. In this scenario, the server appears to freeze or become unresponsive.
https://mysupport.netapp.com/ecm/ecm_download_file/ECMP12404601
optimized path. With Windows, Linux and VMware, your storage array supports an extension to ALUA to address this problem so that volumes are accessed through the optimized path unless that path fails. With SANtricity Storage Manager 10.86 and subsequent releases, Windows and Linux device-mapper multipath (DM-MP) have I/O shipping enabled by default. 8
https://library.netapp.com/ecm/ecm_download_file/ECMP1532513
With Windows, Linux and VMWare, your storage array supports an extension to ALUA to address this problem so that volumes are accessed through the optimized path unless that path fails.
https://statemigration.com/microsoft-multipath-io-mpio-users-guide-for-windows-server-2012/
The following changes to MPIO are available in Windows Server 2012: PowerShell management and configuration . ... When using the Microsoft DSM, storage that implements an Active/Active storage scheme but does not support ALUA will default to use the Round Robin load-balancing policy setting, although a different policy setting may be chosen ...
https://www.slideshare.net/AshwinPawar/alua
Sep 23, 2014 · Enabling ALUA on NetApp Storage & Host Where & how to enable ALUA on the Host when using NetApp Active/Active storage systems: Where: On NetApp Storage: ALUA is enabled or disabled on the igroup mapped to a NetApp LUN on the NetApp controller. Only FCP igroups support ALUA in ontap 7-mode or simple Ontap HA.
https://library.netapp.com/ecmdocs/ECMP12404601/html/GUID-CA854244-1E5E-412E-80BC-4D2374A866BF.html
To ensure reliable operation, you must verify that your configuration is supported. The information in this table is intended to provide general guidelines. Refer to the NetApp Interoperability Matrix Tool for compatibility information for specific HBA, multipath driver, OS level, and controller-drive tray support. The drivers are listed by operating system, starting with those described in this document, followed by all other options in alphabetical …
https://library.netapp.com/ecmdocs/ECMP1656700/html/GUID-243B543E-070F-46E9-9636-6CF8B91EEB82.html
Multipathing options supported by the Host Utilities You can use the Host Utilities to support multiple paths, including a combination of protocols. Configuring multiple paths can provide a highly available connection between the Windows host and storage system.
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