Title:
二重化装置の障害情報収集方法
Document Type and Number:
Japanese Patent JP3564310
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To surely collect a fault information log on the occurrence of a fault where an ACT/SBY change takes place. SOLUTION: In a duplexing device provided with a control system device 100 for an ACT system (0 system) and a control system device 101 of an SBY system (1 system), on the occurrence of a fault requiring switching of the ACT/ SBY system, an MPU section 11a0 (11a1) of the 0 system (1 system) collects a fault information log of both the systems, and when the collection of the fault information log is finished before hardware reset, a log information collection end flag LCF is set and when the collection is not finished, the flag is left unset, and after the hardware reset, whether or not both the systems complete the collection of the fault information log is discriminated by referring to the log information collection flag LCF and when not completed, the fault information log is collected.
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Inventors:
Masao Asai
Tomonori Nara
Arata Ito
Tomonori Nara
Arata Ito
Application Number:
JP32925698A
Publication Date:
September 08, 2004
Filing Date:
November 19, 1998
Export Citation:
Assignee:
富士通株式会社
日本電信電話株式会社
日本電信電話株式会社
International Classes:
H04M3/22; H04L12/28; H04L69/40; (IPC1-7): H04L12/28; H04L29/14; H04M3/22
Domestic Patent References:
| JP8221284A | ||||
| JP58070670A |
Attorney, Agent or Firm:
Chimitsu Saito