Home PC, VPS or cloud server: a comparison

[Fairman]

Home PC, VPS or cloud server: a comparison

Three places to run a scalping setup, each with its own character.

A home computer is cheap and convenient. It also shares the line with the rest of the household, runs updates at inconvenient times, and sits at the mercy of power cuts. Latency to the broker depends on geography and the internet provider. Jitter tends to be higher.

A VPS from a forex-focused provider is usually placed in a data centre near the broker's servers. Ping can be a few milliseconds. The machine runs all the time and is isolated from household disruption. The cost is a monthly fee, and the hardware is shared with other customers, which sometimes causes slowdowns at busy times.

A general cloud server, such as a big provider's virtual machine, offers flexibility and scale. The location may not match the broker's, so latency is higher. Setup takes more effort.

For short-term scalping, the VPS near the broker is generally the best fit. For slower styles, a home setup is often adequate.

The important point is to measure. Compare the actual round-trip times and the fill quality, and decide on evidence.

One extra consideration is remote access. A VPS that is hard to reach in an emergency is a liability. Reliable access from a phone or another computer is part of the decision.

Redundancy deserves a mention. A second machine, even a cheap one, configured to monitor the first and alert on disconnection, handles the case where the primary setup fails. Some traders keep the broker's mobile app logged in as a last resort for closing positions. The setup does not need to be elaborate. It needs a plan for the day something breaks, because something eventually does, and it tends to happen during volatility.

Which setup is currently in use, and what does the measured round-trip time look like at the busiest hours?

[Shadow Trader]

An antivirus scan runs in the background and the platform stutters for a moment. A cloud backup uploads a log file and network use spikes. A browser with fifty tabs eats memory and the platform swaps to disk.

None of this shows up on a ping test. The network is fine. The broker is fine. The machine is just busy with something else.

Trading platforms write a lot of small files, such as logs, history, and templates, and antivirus software likes to inspect new files. Excluding the platform's data folder from real-time scanning is a common recommendation, though it carries a small security tradeoff, which is a personal choice.

Cloud sync services can also interfere. If the platform's folder lives inside a synced directory, every log write triggers sync activity.

The cleanest fix is a dedicated machine or a VPS used for trading only. No games, no browsers, no email. A plain system with the platform and nothing else.

On a general-purpose PC, task manager or resource monitor during a fast market gives a quick look at what else is competing for resources.

What else is running on the trading PC that shouldn't be?