A month or so after reporting this, amid a frustrating series of unpredictable lockups, I figured out how to run memtest which indicated I had a bad memory card. Since replacing it, I have had no further problems.
A month or so after reporting this, amid a frustrating series of unpredictable lockups, I figured out how to run memtest which indicated I had a bad memory card. Since replacing it, I have had no further problems.