Uptime is the percentage of time that a server is operational. When you’re running a website, you want users to be able to access it at all times. When a server experiences downtime, your site would be unavailable, but ideally, this happens rarely. An industry-wide goal for how much uptime a server should have is “the five nines” – an uptime of 99.999%, meaning the system is highly reliable. However, 99.9% uptime is pretty standard and should more than suffice for the majority of hosting users.
Thriving businesses can outgrow cloud or VPS hosting plans, requiring more powerful computing resources to keep websites at peak performance. Upgrade to a dedicated server when your site receives high amounts of traffic. The price can be steep for the top level of hosting, but dedicated plans come with the utmost in support, infrastructure, uptime, and performance.
People often think that a web host is the main cause of a slow website but, this is often not the case. When picking a provider, it's important for find a hosting provider that is close to your users and has a good amount of RAM and fast CPU power. Beyond that, it's often the way the website is set up that slows it down for users. To ensure that your website speed is optimal for users you need to make sure you pay attention to the following: