Tag: internals
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Memory UE Handling and HWpoison Injection
This blog covers userspace memory Uncorrectable Error(UE) handling by the Linux kernel, userspace handler, as well as the test strategy on Intel/AMD platforms. Kernel memory UE handling, memory scrubbing methods, and device memory UE are out of scope. Suppose during the life time of a mission critical application process, a DIMM cell suddenly goes bad,…