Re-write "why we use load balancers" #324
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miketheman
requested changes
Dec 11, 2016
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| The most basic scalability need is to allow one address handle a load that's too much for one physical server. | ||
| A secondary scalability factor is offloading or reducing underlying tasks, such as SSL termination and TCP re-use. | ||
| Smart load balancers that are able to poll and react to client load can seemlessly distribute work among heterogenous machines. |
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typos: seamlessly, heterogeneous
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What does "TCP re-use" mean here? Socket reuse?
able to poll
Not sure what that means (well, I think I know what you're trying to say, but others may not).
| A secondary scalability factor is offloading or reducing underlying tasks, such as SSL termination and TCP re-use. | ||
| Smart load balancers that are able to poll and react to client load can seemlessly distribute work among heterogenous machines. | ||
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| Reliabiltity |
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| Simple health checking alone increases reliability. | ||
| A load balancer that simply polls an endpoint like status/health can detect a machine that has failed and remove it from the pool of active servers. |
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machine or application, since a load balancer can balance amongst multiple applications on a single machine.
miketheman
approved these changes
Jan 23, 2017
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Thanks!! |
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Typos fixed.