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ERROR_PAGE_FAULT_PAGING_FILE
a page fault was resolved by reading the required page from secondary storage.
ERROR_PAGE_FAULT_PAGING_FILE identifies this condition: This is a successful memory-manager completion status rather than proof that an application call failed. It records that the referenced virtual page was not resident and Windows satisfied the fault from a paging file or another backing store.
Where the result appears
- hard page faults observed during memory pressure.
- process startup when image or data pages are first touched.
- resume and working-set restoration.
- kernel or diagnostic traces that expose internal completion statuses.
What to collect
- the faulting virtual address and instruction pointer.
- process commit size, working-set size, and system available memory.
- page-fault counters before and after the event.
- storage latency for the volume hosting the paging file.
Handling and recovery
Do not translate this status into an end-user error by itself. Investigate only when it is frequent enough to correlate with latency, sustained disk activity, or working-set thrashing. Performance remediation may involve reducing memory pressure, fixing access patterns, or reviewing paging-file placement; retrying the original memory access is normally handled by Windows.
Common misinterpretation
Confusing a paging-file-backed fault with data loss leads to false incident reports. The page was retrieved successfully; the useful question is whether the retrieval rate or latency is abnormal.
References
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