> With the following command we test google with 20 concurrent connections for 30 seconds
Even though this is Google and they probably don't have a problem with this, I don't think you should benchmark servers that don't belong to you. It's not nice and could be mistaken for a DOS attack.
Google may actually give you a short-term IP ban (a day or so), so spamming their servers with spurious connections may not be in your best interest -- doubly so if you're at a workplace.
Even though this is Google and they probably don't have a problem with this, I don't think you should benchmark servers that don't belong to you. It's not nice and could be mistaken for a DOS attack.