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This article mainly explains "how to build a new osd by hand". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn how to build a new osd by hand.

Add ceph.conf content

[osd.5] host = hostname addr = 10.xx.xx.xx user = ceph osd data = / home/ceph/var/lib/osd/ceph-5 osd journal = / home/ceph/var/lib/osd/ceph-5/journal

Newly created osd information

Ceph osd create

Set up an osd directory

Mkdir-p / home/ceph/var/lib/osd/ceph-5

Initialize osd data and journal

Eph-osd-I 5-- mkfs-- mkkey chown-R ceph:ceph / home/ceph/var/lib/osd/ceph-5

Add cephx authorization information

Ceph-authtool-n osd.5-- cap osd 'allow *'-- cap mon 'allow rwx' / home/ceph/var/lib/osd/ceph-5/keyring ceph- k / etc/ceph/keyring auth add osd.5-I / home/ceph/var/lib/osd/ceph-5/keyring

Start the service

/ etc/init.d/ceph start osd.5

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