nova ephemeral targets can not be /dev/sdX or /dev/vgX

Bug #1999263 reported by Steven Parker
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Juju Lint
Fix Released
Wishlist
Marcus Boden

Bug Description

Due to the ordering dependency that Linux assigns to drives this is not a deterministic assignment we need to use explicit device mappings in MAAS.

We ran into this with a customer that had allocated RAID devices in different orders which assigned /dev/sda and /dev/sdb randomly. This resulted in an encrypted ephemeral space on the root drive and not the dedicated drive that was intended.

Perhaps the check would be "NOT regex /dev/sdX etc..."

Steven

Tags: bseng-683

Related branches

Steven Parker (sbparke)
description: updated
description: updated
Eric Chen (eric-chen)
tags: added: bseng-683
Andrea Ieri (aieri)
summary: - nova ephemoral targets can not be /dev/sdX or /dev/vgX
+ nova ephemeral targets can not be /dev/sdX or /dev/vgX
Andrea Ieri (aieri)
Changed in juju-lint:
importance: Undecided → High
status: New → Triaged
Changed in juju-lint:
assignee: nobody → Marcus Boden (marcusboden)
Eric Chen (eric-chen)
Changed in juju-lint:
importance: High → Wishlist
Changed in juju-lint:
status: Triaged → Fix Committed
Changed in juju-lint:
status: Fix Committed → Fix Released
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