Data storage method and device
A data storage and metadata technology, applied in the storage field, can solve problems affecting storage business continuity, network delay, storage scheduling response delay, metadata synchronization anomaly, etc., and achieve the effect of reducing access pressure and improving continuity
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[0063] As an implementation, see Figure 5 , the method also includes:
[0064] Step S503, the metadata server receives the registration information sent by the storage server.
[0065] The metadata service module in the storage server will periodically send a keep-alive message to the metadata server, and the keep-alive message is used to report the master-slave status of the metadata service module.
[0066] Step S504, if the registration information is the first registration information received by the metadata server in the domain to which the storage server belongs, use the storage server as an in-domain management server in the domain to which the storage server belongs.
[0067] And set the metadata service module of the management server in the domain as the master metadata service module, and send a notification message to the metadata service module of the management server in the domain, so that the metadata service module can set its own state as the master state....
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