I just found the Race Bible for the Pierra Menta. I was frustrated at first because I don't speak french and Google doesn't translate .pdf files very well. But then I came to the elevation profiles. I knew that the race climbed 10,000 meters, but I'm not a metric guy, and I guess it didn't really register. I just did the conversions and now I'm scared. Here are the elevation gains per day.
Day 1: 8640 feet
Day 2: 9186 feet
Day 3: 8640 feet
Day 4: 5249 feet
Maybe it's better that I don't speak French that well. Ignorance is bliss. Here is the Bible: