Metadata storage system for cluster file system and metadata management method
A storage system and cluster file technology, applied in file system, electronic digital data processing, special data processing applications, etc., can solve problems such as unsatisfactory, increase system cost, affect system performance, etc., and achieve the effect of improving performance
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[0040] In order to make the objectives, technical solutions and advantages of the present invention clearer, the following further describes the present invention in detail through specific embodiments with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.
[0041] In one embodiment of the present invention, a metadata storage system for a cluster file system is provided. The system includes a volatile random access memory (such as DRAM or SRAM), a solid-state drive SDD and / or a traditional Hard disk drive HDD. Among them, DRAM is used to store some auxiliary information of the metadata storage structure, and some metadata is cached to improve performance; while the metadata is stored persistently on the SSD, or on the SSD and HDD.
[0042] figure 1 A metadata storage system for a cluster file system according to an embodiment of the ...
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