*Source: DailyTech (
http://www.dailytech.com/Understandi...icle9915.htm)*
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Much of AMD's bad luck over the last three months revolves around a nasty bug it just can't shake
Erratum, to those in the hardware or software industry, is a nice way of saying "we missed a test case" during development and design.
Yesterday, The Tech Report confirmed AMD's iteration of Intel's F00F bug. The bug, which has been documented since at least early November, can cause a deadlock during recursive or nested cache writes.
How does the TLB erratum occur? All AMD quad-core processors utilize a shared L3 cache. In instances where the software uses nested memory pages, this processor will experience a race condition.
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