The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 2009
Filed:
Mar. 07, 2003
Masahiko Nakahara, Machida, JP;
Fumio Noda, Kodaira, JP;
Masahiko Nakahara, Machida, JP;
Fumio Noda, Kodaira, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
To lower risks of overhead on management of an access log and of a loss of the access log due to a default and to prevent deterioration in service providing performance caused by access concentration to a specific Web server in an access relaying apparatus including a plurality of proxy servers. An access relaying apparatus has a plurality of proxy serversan administration serverfor statistic processing, and a shared diskaccessible from them. Each of the proxy servers outputs an access log to the shared disk, and the administration server reads the access logs from the shared disk and performs statistic processing. An access limit to a specific Web server is determined based on a result of the statistic processing, it is notified to each of the proxy servers, and a number of accesses to the Web server is controlled.