Title:
【発明の名称】ディスクアレイクラスタリング通報方法およびシステム
Document Type and Number:
Japanese Patent JP3360719
Kind Code:
B2
Abstract:
A disk array in a disk array clustering system includes a server transition judgment section which monitors only the SCSI commands sent to the disk array by the agent program in a server and informs, when a command received by only one controller up to then is received also by the other controller, the agent program of the server that has issued the command of unit attention. The agent program when received the unit attention recognizes that it has been started due to the switching of servers, and informs the manager program of the fact. The manager program informs the monitoring client of the change of servers.
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Inventors:
Kenichi Abe
Application Number:
JP17326998A
Publication Date:
December 24, 2002
Filing Date:
June 19, 1998
Export Citation:
Assignee:
NEC
International Classes:
G06F3/06; G06F11/20; G06F15/16; G06F15/177; (IPC1-7): G06F11/20; G06F3/06
Domestic Patent References:
| JP950386A | ||||
| JP8237249A | ||||
| JP1055293A | ||||
| JP8328906A |
Attorney, Agent or Firm:
Nobuyuki Kaneda (2 others)