𝗩𝗲𝗿𝘁𝗶𝗰𝗮𝗹 𝗦𝗰𝗮𝗹𝗶𝗻𝗴 𝘃𝘀 𝗛𝗼𝗿𝗶𝘇𝗼𝗻𝘁𝗮𝗹 𝗦𝗰𝗮𝗹𝗶𝗻𝗴

When your application starts slowing down, there are usually two options.

• 𝗨𝗽𝗴𝗿𝗮𝗱𝗲 𝘆𝗼𝘂𝗿 𝗲𝘅𝗶𝘀𝘁𝗶𝗻𝗴 𝘀𝗲𝗿𝘃𝗲𝗿 with more CPU and RAM. This is vertical scaling.

• 𝗔𝗱𝗱 𝗺𝗼𝗿𝗲 𝘀𝗲𝗿𝘃𝗲𝗿𝘀 and distribute traffic between them. This is horizontal scaling.

𝗔 𝘀𝗶𝗺𝗽𝗹𝗲 𝗲𝘅𝗮𝗺𝗽𝗹𝗲:

An e-commerce website starts getting more visitors.

For steady growth, upgrading one server is often the fastest and simplest solution.

If traffic suddenly spikes during a big sale, adding more servers is the better approach. A load balancer then distributes requests so no single server becomes overloaded.

There is no universally "better" option. The right choice depends on your application's traffic, budget, and growth pattern.

𝘐𝘧 𝘺𝘰𝘶 𝘸𝘦𝘳𝘦 𝘥𝘦𝘴𝘪𝘨𝘯𝘪𝘯𝘨 𝘢 𝘴𝘺𝘴𝘵𝘦𝘮 𝘦𝘹𝘱𝘦𝘤𝘵𝘦𝘥 𝘵𝘰 𝘨𝘳𝘰𝘸 10𝘹 𝘪𝘯 𝘵𝘩𝘦 𝘯𝘦𝘹𝘵 𝘺𝘦𝘢𝘳, 𝘸𝘰𝘶𝘭𝘥 𝘺𝘰𝘶 𝘴𝘵𝘢𝘳𝘵 𝘸𝘪𝘵𝘩 𝘷𝘦𝘳𝘵𝘪𝘤𝘢𝘭 𝘴𝘤𝘢𝘭𝘪𝘯𝘨 𝘰𝘳 𝘩𝘰𝘳𝘪𝘻𝘰𝘯𝘵𝘢𝘭 𝘴𝘤𝘢𝘭𝘪𝘯𝘨, 𝘢𝘯𝘥 𝘸𝘩𝘺?

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