5 Common Cloud Cost Mistakes and How to Avoid Them

Stop wasting money: 5 costly cloud mistakes you can fix today

Angelo
Cloud Platform Engineering
7 min readOct 28, 2024

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Cloud costs can easily grow beyond control if not managed properly. As more businesses move to cloud infrastructure, common cost management mistakes are causing unnecessary expenses and budget challenges.

This article covers five critical mistakes that drive up cloud costs and provides practical solutions to avoid them, from ensuring real-time visibility into spending to maximising optimisation opportunities. Tackling these issues can help your organisation stay on budget, reduce waste, and get the most value from your cloud investment.

👉 Discover how a custom solution can streamline your cloud cost management and deliver up to 40% savings here.

Table of Contents

  1. Lack of Real-Time Visibility
  2. Failure to Set and Track Budgets
  3. Underutilised Resources
  4. Missed Optimisation Opportunities
  5. No Predictive Forecasting
  6. How To Avoid Costly Cloud Mistakes and Start Saving Today

Lack of Real-Time Visibility

One of the most common mistakes in cloud cost management is the lack of real-time visibility into spending. Without continuous monitoring, businesses are left reacting to costs after they’ve already occurred, making it difficult to stay on top of budgets and prevent overspending.

How it impacts costs: When teams can’t see cloud costs as they accumulate, it’s easy for expenses to go unnoticed until it’s too late. A sudden spike in resource usage or an unexpected service charge can lead to large bills, leaving no room for proactive management. This often results in delayed cost-cutting measures and the inability to control cloud costs effectively.

How to avoid it: Implement real-time cloud cost monitoring tools, such as AWS Cost Explorer, Azure Cost Management, or Google Cloud’s Cost Management tools. These solutions provide live updates on spending, enabling teams to track costs as they happen. By integrating automated alerts, you’ll receive notifications if costs are nearing set thresholds, allowing you to take quick action and mitigate any potential overspending. Real-time visibility empowers teams to make informed decisions, ensuring cost control is always part of the operational process.

Failure to Set and Track Budgets

A critical mistake that drives up cloud costs is the failure to set and monitor predefined budgets. Without clear financial boundaries in place, cloud spending can quickly spiral out of control, leaving businesses vulnerable to exceeding their financial limits. Many organisations deploy cloud resources without a clear understanding of how much they’re spending, resulting in runaway costs that could have been prevented with proper budget tracking.

How it impacts costs: When teams or departments are free to deploy resources without the oversight of a set budget, there’s little accountability for spending. This lack of control often leads to resources being overused or left running unnecessarily, causing significant overspend. As cloud environments grow, unmonitored spending can accumulate rapidly, pushing costs far beyond initial estimates.

How to avoid it: Establish strict cloud budgets for individual teams, projects, or environments. Use cloud-native tools like AWS Budgets, Google Cloud’s Budget Alerts, or Azure’s Cost Management and Billing to set budget limits and receive alerts when spending approaches those thresholds. These tools allow you to track spending in real-time, ensuring you stay within your allocated budget and providing early warnings before costs spiral out of control. By enforcing budget limits and monitoring them closely, you can prevent unexpected expenses and maintain financial discipline in your cloud infrastructure.

Underutilised Resources

One of the most common sources of cloud waste comes from underutilised or idle resources. Many organisations deploy virtual machines, storage, or databases but fail to monitor their ongoing usage. Over time, these resources may be left running without serving any valuable purpose, yet they continue to generate costs. Without regular checks, these idle or oversized resources can accumulate, significantly inflating cloud expenses without delivering corresponding business value.

How it impacts costs: Idle resources, such as virtual machines that aren’t actively used or storage volumes that are over-provisioned, can account for a large percentage of unnecessary spending. Often, teams deploy these resources for temporary projects or testing environments but forget to decommission them, leading to continued charges for resources that aren’t contributing to business outcomes. This inefficiency leads to inflated cloud bills and poor resource utilisation.

How to avoid it: Regularly audit your cloud infrastructure to identify underutilised or idle resources. Implement tools like AWS Trusted Advisor, Google Cloud Recommender, or Azure Advisor to help detect underused assets and recommend actions to reduce costs. Additionally, set up automation policies, such as auto-scaling and scheduled shutdowns, to ensure resources are dynamically adjusted based on actual usage patterns. These policies can automatically scale your infrastructure up or down depending on demand, ensuring you only pay for what you actually use. By regularly reviewing and optimising resource usage, you can prevent cloud waste and improve overall efficiency.

Missed Optimisation Opportunities

Cloud platforms offer a range of cost-saving opportunities designed to help organisations reduce unnecessary spending. These include rightsizing instances, using reserved instances for predictable workloads, or taking advantage of spot instances for non-critical tasks. However, many businesses either overlook or underutilise these optimisation methods, leading to inflated costs.

How it impacts costs: Failing to optimise cloud resources means you’re likely overpaying for services that are either over-provisioned or underused. For example, without rightsizing, organisations often pay for larger virtual machines or storage volumes than they need. Similarly, without taking advantage of discount programmes like Reserved Instances or Savings Plans, companies miss out on significant savings opportunities.

How to avoid it: Continuously monitor workloads to ensure you’re using the right size and type of resources for your current demand. Tools like AWS Compute Optimizer, Google Cloud Recommender, and Azure Advisor can help by providing recommendations for rightsizing instances and optimising configurations. Additionally, take advantage of cost-saving options like AWS Savings Plans, Google Cloud Committed Use Contracts, or Azure Reserved Instances to lock in long-term discounts. These programmes offer significant savings (up to 75%) for predictable workloads, allowing you to reduce costs while ensuring reliable performance. Regular reviews and proactive optimisation are key to keeping your cloud infrastructure cost-efficient.

No Predictive Forecasting

Accurately predicting future cloud costs is critical for effective financial planning, yet many businesses lack the tools or processes to forecast their cloud spend. Without clear insights into future expenses, companies often encounter budget surprises, which can throw off financial planning and lead to over-spending.

How it impacts costs: Without predictive forecasting, organisations are blindsided by unexpected expenses as cloud usage fluctuates. This makes it difficult to anticipate future costs, leading to last-minute adjustments that disrupt budgets and negatively impact financial stability. Unplanned spikes in resource demand or project expansions can quickly result in budget overruns, especially if costs are only reviewed retroactively.

How to avoid it: Implement cloud cost forecasting tools like Amazon Forecast, Microsoft Cost Management, or Google Cloud’s cost prediction features to model and predict future expenses based on current and historical usage trends. These tools use machine learning and analytics to anticipate changes in demand, allowing businesses to adjust their budgets accordingly. Align forecasts with business growth projections and upcoming projects to ensure you have a clear picture of future cloud costs. By planning ahead with accurate predictions, you can allocate resources more efficiently and avoid financial surprises.

How To Avoid Costly Cloud Mistakes and Start Saving Today

Cloud cost management is critical for avoiding wasted resources and staying within budget, but it requires a proactive approach. By addressing the common mistakes outlined in this article — such as lack of real-time visibility, failure to set budgets, underutilised resources, missed optimisation opportunities, and the absence of predictive forecasting — you can optimise your cloud infrastructure and reduce unnecessary expenses.

Real-time cost visibility, automated optimisation, and accurate forecasting are just a few of the strategies that can help keep your cloud spending under control. For businesses looking to maximise cost efficiency, working with specialists who can implement cloud-native cost optimisation tools is a game-changer.

👉 Learn more about how a tailored solution can reduce your cloud costs by up to 40% here.

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Cloud Platform Engineering
Cloud Platform Engineering

Published in Cloud Platform Engineering

Cloud Platform Engineering is the latest publication by platform and DevOps engineers, offering insights on cloud platforms, cost management, developer tools, and security.

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