> 1 billion actions per month What a bamboozlingly humongous number! So I tried to figure out what it might mean in concrete terms. Assuming an "action" is som

> 1 billion actions per month What a bamboozlingly humongous number! So I tried to figure out what it might mean in concrete terms. Assuming an "action" is some tuple of (32bit timestamp, 32bit customer_id, 32bit user_id, 32bit action_type_id, and say, 64bits for some custom value associated with the action).. >>> (((1e9 * 12) / 365 / 86400) * (4 + 4 + 4 + 4 + 8)) / 1024 8.9183789954337911 Amounts to about 9kb/sec of raw data.