This is even more true for mongo than for other databases because mongo doesn't degrade very well; when you overload it with writes it will effectively grind to a halt.
This is documented e.g. in the clustrix benchmark: http://sergei.clustrix.com/2011/01/mongodb-vs-clustrix-compa...
This is even more true for mongo than for other databases because mongo doesn't degrade very well; when you overload it with writes it will effectively grind to a halt.
This is documented e.g. in the clustrix benchmark: http://sergei.clustrix.com/2011/01/mongodb-vs-clustrix-compa...