System Looses GRUB Menu After patch 144501-19 and Live Upgrade Activation Of ZFS Root File System. (Doc ID 1439950.1)

Last updated on AUGUST 01, 2016

Applies to:

Solaris Operating System - Version 10 10/08 U6 and later
Information in this document applies to any platform.

Symptoms

After loading patch 144501-19, upgrading the ZFS pool and creating a new BE, the grub menu is missing all entries for the BE's or is not displayed at all.

The GRUB boot menu can be restored by booting off S10U10 media and running the installgrub command, but if another BE is created and activated, the GRUB menu will once again be missing.

This affects systems with a ZFS root filesystem

Changes

Loading Patch 144501-19, without patch 125556-11 as a pre-requisiste, and issuing a zpool upgrade -a. 

Cause

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