January 2019
Intermediate to advanced
606 pages
15h 1m
English
book
Ceph: Designing and Implementing Scalable Storage Systems
by Michael Hackett, Vikhyat Umrao, Karan Singh, Nick Fisk
Content preview from Ceph: Designing and Implementing Scalable Storage Systems
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Demonstration
This feature requires the Kraken release or newer of Ceph. If you have deployed your test cluster with the Ansible and the configuration provided, you will be running Ceph Jewel release. The following steps show how to use Ansible to perform a rolling upgrade of your cluster to the Kraken release. We will also enable options to enable experimental options such as BlueStore and support for partial overwrites on erasure-coded pools.
Edit your group_vars/ceph variable file and change the release version from Jewel to Kraken.
Also, add the following:
ceph_conf_overrides: global: enable_experimental_unrecoverable_data_corrupting_features: "debug_white_box_testing_ec_overwrites bluestore"And to correct a small bug when using Ansible ...
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