Ceph recommendation and performance tuning

In this recipe, we will learn some performance tuning parameters for the Ceph cluster. These cluster-wide configuration parameters are defined in the Ceph configuration file so that each time any Ceph daemon starts, it will respect the defined settings. By default, the configuration file name is ceph.conf, which is located in the /etc/ceph directory. This configuration file has a global section as well as several sections for each service type. Whenever a Ceph service type starts, it applies the configuration defined under the [global] section as well as the daemon specific section. A Ceph configuration file has multiple sections, as shown in the following screenshot:

We will now discuss the role of each ...

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