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:
Apr. 15, 2014
Filed:
Nov. 03, 2010
Kyung-soo Kim, Gwangju-si, KR;
Jae-beom Cheon, Suwon-si, KR;
Joo-hyun Kim, Seoul, KR;
Bong-sik Sihn, Gwangju-si, KR;
Bong-joo Jin, Chungju-si, KR;
Hyoung-choul Kim, Anyang-si, KR;
Young-gyu Kim, Seongnam-si, KR;
Sun Choi, Seongnam-si, KR;
Gu-yong Lee, Seoul, KR;
Kyung-Soo Kim, Gwangju-si, KR;
Jae-Beom Cheon, Suwon-si, KR;
Joo-Hyun Kim, Seoul, KR;
Bong-Sik Sihn, Gwangju-si, KR;
Bong-Joo Jin, Chungju-si, KR;
Hyoung-Choul Kim, Anyang-si, KR;
Young-Gyu Kim, Seongnam-si, KR;
Sun Choi, Seongnam-si, KR;
Gu-Yong Lee, Seoul, KR;
PSpace Inc., Seongnam-si, KR;
Abstract
The present invention relates to an apparatus and method for managing files in a distributed storage system. The apparatus and method for managing a file in a distributed storage system according to the present invention counts the number of inquiries on a file requested by a client; selects the file as a hot file if the number of inquiries counted in a certain counting period is larger than a hot file selection threshold value; and increases the number of copies of the file selected as a hot file or stores the file selected as a hot file in a storage device having a relatively good performance.