{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8521983","patent":{"patent_number":"US-8521983","title":"Program, apparatus and method for managing data allocation of distributed storage system including storage nodes","assignee":null,"inventors":[],"filing_date":"2009-08-24T00:00:00.000Z","publication_date":"2013-08-27T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F"],"num_claims":18,"abstract":"In a computer for executing processing based on a storage management program, a management information storing unit designates, from the data blocks having the same content, main-data used as an access destination and sub-data used as a backup, and stores management information that registers storage nodes as allocation destinations of the respective main-data and sub-data; a load information collecting unit continuously collects load information on the storage nodes; a replacement object detecting unit detects a pair of the main-data and the sub-data having the same content and having a predetermined condition such that a load difference between the allocation destination of the main-data and that of the sub-data exceeds a predetermined allowable value; and a management information updating unit replaces roles of the main-data and the sub-data between the detected pair of data blocks."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Program, apparatus and method for managing data allocation of distributed storage system including storage nodes","description":"In a computer for executing processing based on a storage management program, a management information storing unit designates, from the data blocks having the same content, main-data used as an acces","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8521983","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8521983","citation_suggestion":"Patentable. \"Program, apparatus and method for managing data allocation of distributed storage system including storage nodes\" (US-8521983). https://patentable.app/patents/US-8521983","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8521983","json":"https://patentable.app/api/llm-context/US-8521983","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T14:46:32.616Z"}