System upgrade method and system upgrade device
A system upgrade and upgraded technology, applied in the field of storage systems, can solve the problems of business interruption, low success rate of microcode version upgrade, upgrade failure, etc., to achieve the effect of improving the success rate
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[0052] It should be noted that, in the implementation of the present invention, the storage system may be abbreviated as system, and the microcode version upgrade of the storage system may be abbreviated as system upgrade for simplicity of description.
[0053] The system upgrade method and system upgrade device provided by the embodiment of the present invention can be applied to the microcode version upgrade of a multi-component (or component) product, such as a storage system. By dividing the entire microcode version upgrade process into multi-stage upgrades, and setting the desired target state after the completion of each stage of the upgrade, it is identified through the difference comparison of the component status (including version information and component working status information) The components that need to be upgraded and the results after the upgrade. When the components fail to reach the desired target state of each stage after the upgrade, the system automaticall...
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