Funny Debugging Story #1

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…One customer had a problem. In the middle of a print run, one particular A drive would stop working, causing the entire print run to stop. To restore the drive the attendants had to reboot the entire drive – and if this happened in the middle of a six-hour print job, there’d be a ton of expensive computer time lost and the whole operation would fall behind schedule.

So Storage Technologies sent out technicians. The technicians, despite their best efforts, could not reproduce the bug in test settings: this bug seemed only to happen in the middle of large print jobs. So, on the off chance that this was a hardware issue, they replaced everything they could – the RAM, the microcontroller, the disk drive, every conceivable part of the tape drive – but the problem kept happening.

So the technicians phoned up headquarters and called in The Expert.

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