As a witness, I am so proud. HBase also plays a pivotal role in this Crazy sales. One important application of taobao read 10Gbps and write 5Gbps data per second from HBase. Another incredible thing is that 1000 million trades has been processed in Alipay in one day, and even unbelievable thing is , they don't use Any IBM mini computers, instead, they only use 10 PCs with fusion IO devices in the trade database.