How one bug almost killed a $400 million rover, and why configuration matters everywhere
Summary
This article explains how a configuration error nearly crippled NASA’s Spirit rover during the Mars mission. It shows how a small RAM management issue in VxWorks and a missing library setting could cascade into a serious system failure. The piece connects the incident to broader lessons about software configuration, fault tolerance, and operational discipline. It also references earlier NASA mission failures to underline how software reliability can determine mission success.
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