Fast node failure detection via disk based last gasp mechanism

Details Fast node failure detection via disk based last gasp mechanism Fast node failure detection via disk based last gasp mechanism

2011-05-03

2011-05-03

Bonzo, Bryce P (Department: 2113)

Error detection/correction and fault detection/recovery

Data processing system error or fault handling

Reliability and availability

C714S048000

Reexamination Certificate

active

07937610

ABSTRACT:
A method for communicating node liveness in a multinode data processing system employs an operating system function that provides a degree of self-awareness in “sensing” an imminent but still pending failure as the basis for providing special flag signals over a channel which employs nonvolatile storage in a heartbeat signaling path.

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