Error detection/correction and fault detection/recovery – Data processing system error or fault handling – Reliability and availability
Reexamination Certificate
2005-04-11
2010-11-23
Guyton, Philip (Department: 2113)
Error detection/correction and fault detection/recovery
Data processing system error or fault handling
Reliability and availability
C714S048000, C711S207000
Reexamination Certificate
active
07840850
ABSTRACT:
A data processing system for logging memory access data; the data processing system having a memory management unit to support a virtual memory environment having a first data structure to store address translation data (VPN1. . . VPNN, PPN1. . . PPNn) to relate a virtual address to a corresponding physical address of a physical memory; a page fault/TLB miss handler to store page fault data, associated with the page fault, in a second data structure in response to a page fault; and a dump manager to store, in response to an event, memory access data derived from the physical memory according to at least a portion of the page fault data.
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Guyton Philip
Hewlett--Packard Development Company, L.P.
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