Apache Hadoop Goes Realtime at Facebook:

https://www.evernote.com/l/AAQKwpeL_xFHKaqhsBCed9Bhlz2f9mjnP_E

gh-ost:

https://www.evernote.com/l/AATAfa7ydpNB_or2vZ-jW9a8Ps-A2d5fm1Q

LVS： How virtual server works?:

https://www.evernote.com/l/AATi2DGeTs9Nc7tQY_pYMhElH7-RF6JvWug

Ten years of KVM:

https://www.evernote.com/l/AASTEQ5KkdtEZ6fnFIO8QF0RSrHHIuroEtw