Tag Archives: LVm

Fixing Exadata Missing Volumes at LVM

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Recently during the Exadata patch, one database node reported an issue during the patchmgr and stopped the patch apply. The error was related to missing volumes (LVDoNotRemoveOrUse) at LVM. During the post, you can check the error, but please take attention that it changes some LVM config file contents. So, check correctly the step executed and (if possible) open pro-active SR to be sure what you will be doing.

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Exadata, dracut and LVM locking_type as read-only

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Sometimes even a perfectly running server can pass over issues after a simple reboot. And was exactly that occurred recently with one Exadata database node. And was not the first time that the same error appears (and since there is no well-documented step by step to fix it I documented them below). So, check how to fix the issue related to the read-only locking_type of LVM detected by dracut.

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