F5 provides a full-proxy architecture – to incoming connections, it works as a server; to the back-end servers however, it behaves like a client. The F5 sits in the middle translating incoming requests. For instance, you could have incoming connections on port 80, though the actual connection to the back-end servers to happen on port 8080.… Continue reading

MEMORY RECLAMATION TECHNIQUES It is important you make the distinction between memory overcommitment and memory allocated. Memory overcommitment is a awesome! It allows us to have hundreds VMs assigned a total amount of RAM larger than what we actually have on the host. It doesn’t mean however that the entire allocation is actually used right away.… Continue reading