CachePartition

devicestringrequired

The partition's kernel device, for example /dev/nvme0n1p3.

sizeBytesinteger<int64>required

byIdNamestring

The partition's /dev/disk/by-id link name, the identity it is formatted and mounted by.

partUuidstring

The partition table's identifier for it, re-checked immediately before formatting.

reasonstringrequired

Why it qualifies: spare_boot_partition — an unused partition of the boot disk that nothing mounts, swaps on or names.

Possible values: [spare_boot_partition]

CachePartition

{
  "device": "string",
  "sizeBytes": 0,
  "byIdName": "string",
  "partUuid": "string",
  "reason": "spare_boot_partition"
}