How to configure Oracle Linux 7 UEK with Broadcom/Emulex HBA to detect more than 256 LUNs?
(Doc ID 2492561.1)
Last updated on JUNE 02, 2020
Applies to:Linux OS - Version Oracle Linux 7.2 to Oracle Linux 7.6 with Unbreakable Enterprise Kernel [4.14.35] [Release OL7U2 to OL7U6]
Information in this document applies to any platform.
An Oracle Linux 7 server running the Unbreakable Linux Kernel (UEK) is connected to remote SAN storage via Broadcom/Emulex Fiber Channel (FC) Host Bus Adapters (HBAs).
Having added additional storage LUNs, the Oracle Linux 7 server is unable to detect any more than 256 devices.
This article describes how to configure Oracle Linux 7 UEK to detect more than 256 storage LUNs.
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