O’Reilly Software Architecture Conference – San Francisco 2016

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so in the game of Tetris the goal is to place the blocks in the right place based on what shows up on your screen now and fully automated deployments your

relatives like fully scripted based on all the knowledge you have a front so in that world the goal is to hit a single button and have everything just work has some flaws to this thing we'll see so we

hit one button and it's fully automated yeah hands off completely automate it now to the left and to the right that's CPU and memory totally being lost you just losing on this one it's fully

automated but you have no resource of wareness your scripts aren't designed to handle any conditions that are a real-time so when we bring in these resource schedulers we start to think

about every workload as it enters the cluster right and we examine where it needs to go so what these resource schedulers attempt to do for you is one of the default algorithms is called bin

packing so in this case as workloads show up we scheduled them onto nodes in a way that we utilize our resources effectively