SC Storage Customer Notification: Host Connectivity May Not Failover Properly During Failover Events When Using Multiple Mixed Versions of MPIO
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Symptoms
This alert pertains to all Storage Center Operating Systems. It contains specific information related to server failover functionality.
Alert:
In a Dell Storage Center SAN environment, servers running mixed versions of MPIO (multipath software) drivers may exhibit loss of storage connectivity or other unexpected behavior. This has been observed in the field as anything from loss of access during controller failover or running steady-state operation, to poor performance.
Resolution
Workaround:
Uninstall 3rd party Multi-Pathing (MPIO) drivers and configure MPIO per Dell Reference Documentation.
Resolution:
Uninstall 3rd party Multi-Pathing (MPIO) drivers
Affected Products
Entry Level & Midrange, Compellent (SC, SCv & FS Series), Dell Compellent SC4020, Dell Storage SC8000, Dell Compellent Series 40, Dell Storage SCv2000, Dell Storage SCv2020, Dell Storage SCv2080, Dell Storage SC5020, Dell Storage SC5020F
, Dell Storage SC7020, Dell Storage SC7020F, Dell Storage SC9000, Dell Storage SCv3000, Dell Storage SCv3020
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Article Properties
Article Number: 000139797
Article Type: Solution
Last Modified: 21 Feb 2021
Version: 3
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