docs/doc/source/storage/kubernetes/replace-osds-and-journal-disks.rst
Juanita-Balaraj 3e51eb1421 Replace OSDs on an AIO-DX System (pick)
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Signed-off-by: Juanita-Balaraj <juanita.balaraj@windriver.com>
Change-Id: Ic12380d71ac0779c52b1280fbcce95710f6a2214
Signed-off-by: Juanita-Balaraj <juanita.balaraj@windriver.com>
2021-11-24 13:44:10 -05:00

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Replace OSDs and Journal Disks

You can replace failed storage devices on storage nodes.

For best results, ensure the replacement disk is the same size as others in the same peer group. Do not substitute a smaller disk than the original.

Note

Due to a limitation in udev, the device path of a disk connected through a SAS controller changes when the disk is replaced. Therefore, in the general procedure below, you must lock, delete, and re-install the node. However, for an system, use the following alternative procedure to replace without reinstalling the host: Replace OSDs on an AIO-DX System <replace-osds-on-an-aio-dx-system-319b0bc2f7e6>.

Follow the procedure located at : Change Hardware Components for a Storage Host <changing-hardware-components-for-a-storage-host>.

The replacement disk is automatically formatted and updated with data when the storage host is unlocked.