Cost Management
As businesses increasingly adopt cloud computing, managing costs has become a crucial aspect of operations. In traditional IT environments, costs are mostly capital expenditures and can be planned well in advance. However, cloud computing follows a pay-as-you-go model where the cost is mainly operational expenditure, meaning that costs can vary significantly based on usage and resource requirements.
Effective cost management is an important part of cloud operations to ensure you're paying only for the resources needed, and aren't overpaying for unused or underutilized resources. This requires continuous monitoring and optimization of cloud infrastructure to keep costs under control.
Cloud service providers offer a range of cost management tools and services, such as cost calculators, cost allocation tags, and usage reports. By leveraging these tools and services, you can gain better visibility into cloud usage and identify areas where cost optimization is possible.
Oracle Cloud Infrastructure (OCI) offers a cost estimator tool that lets you estimate the cost of running workloads in OCI and compare it with other cloud providers. OCI also provides detailed cost reports that help you track your usage and costs by resource type, department, or project. In addition, OCI offers flexible pricing models such as pay-as-you-go, reserved instances, and monthly flex for compute instances, letting you choose the pricing model that best fits your needs.
By following best practices, such as monitoring usage, optimizing workloads, and taking advantage of cost management tools and services, you can effectively manage your cloud costs and maximize your return on investment.
The following information describes cost management in the cloud and discusses some best practices to keep costs under control. You should regularly review your cloud usage and costs to identify areas for saving.
Monitor and Analyze Usage
For keeping track of usage and costs, OCI provides usage reports and tools to help you monitor resource consumption. Use the reports to gain insight into which resources are being used the most and which are not being utilized efficiently. You can use this knowledge to make informed decisions about resource allocation and optimize usage to reduce costs.
OCI usage reports help you identify idle resources that aren't being used and can be shut down to save costs. By pinpointing these resources and shutting them down, you can avoid unnecessary expenses and reduce overall cloud spend.
Transparency and control over your cloud usage are key to achieving success. OCI provides tools and reports and cost analysis query to help you make the most of cloud resources while keeping costs under control.
Cost Analysis can help you visualize and track your spending based on your preferred parameters. Cost reports give you a breakdown of your invoice line items at resource-level granularity. This lets you make better-informed cloud spending decisions. Usage reports provide a detailed breakdown of resources in OCI for audits or invoice reconciliation.
Monitor and Optimize Cost
Cost optimization is an ongoing commitment. It's important to be vigilant in monitoring and optimizing costs to ensure you aren't overspending on resources you don't need. This requires a regular review of usage and costs to identify areas where expenses can be trimmed. By taking action to optimize resource usage, you can achieve significant cost savings over time.
The process of cost optimization requires a proactive approach to managing cloud resources, focusing on identifying areas where efficiencies can be gained and waste eliminated. By embracing this mindset, you can uncover opportunities to reduce costs without compromising performance.
At its core, cost optimization is about balancing cost and performance. It requires constant attention and vigilance. OCI provides tools and automation resources to help you manage your cloud costs effectively and efficiently.
Monitor and Control Cost
Effective management of cloud costs is critical for ensuring that cloud resources are used efficiently and cost-effectively. Without proper monitoring and control, costs can quickly rise, resulting in significant financial waste and lost opportunities.
To resolve this, you can use cloud cost management tools that let you monitor costs, set budgets, and receive alerts when costs exceed pre-defined thresholds. These tools provide real-time visibility into cloud spend, letting you make informed decisions about resource allocation and usage.
Cost management tools are only part of the solution. Effective cost management also requires a proactive approach to resource optimization, with a focus on identifying areas where costs can be reduced without compromising performance. By leveraging usage reports, you can gain valuable insights into which resources are being used efficiently and which might be over provisioned or idle.
For effective cost management, OCI provides tools and resources to help you optimize cloud costs. Use Quotas in OCI to control and enforce a limit on your resource consumption within your tenancy for a specific compartment. Use Subscriptions to view your subscriptions to applications and services, in addition to related usage details. such as billing schedules and rate card information. Invoices and Payment History let you view, pay, track, and monitor your invoices.
Cost Planning and Budgeting
Cost planning and budgeting are important to ensuring that cloud resources are used efficiently and cost-effectively. By setting clear cost targets and regularly reviewing actual costs against budget, you can gain greater visibility into cloud spend and take proactive steps to optimize resource usage.
To achieve this, you must first establish a comprehensive cost planning and budgeting framework that aligns with your business goals and objectives. This framework should include guidelines for identifying cost targets, establishing budgets, and tracking actual spend against budget on an ongoing basis.
Cost planning and budgeting aren't one-time activities. To be effective, they must be integrated into your overall cloud management strategy, with regular reviews and adjustments made as needed. By closely monitoring cloud spend and adjusting resource usage accordingly, you can avoid unnecessary costs and optimize resource usage to achieve the greatest value from your cloud investments.
For effective cost planning and budgeting, OCI provides a range of tools such as Budgets and alerts to help you manage your cloud costs. Budgets lets you set thresholds for your spending in OCI. You'll get notifications if you approach a spending threshold. OCI Cost Estimator helps you estimate your monthly usage and costs for OCI services before you commit.
Governance
Effective governance is a critical component for ensuring your cloud resources are used consistently with organizational policies and compliance requirements. Without governance policies in place, it's easy for cloud usage to become inefficient, costly, and non-compliant.
By establishing a comprehensive cloud governance framework, you can take proactive steps to control costs, establish resource usage guidelines, implement access controls, and automate key processes. This approach ensures that cloud resources are used in a way that's consistent with organizational policies and industry regulations, mitigating the risk of costly compliance violations.
The benefits of cloud governance go beyond compliance. By optimizing resource usage and reducing unnecessary spend, you can achieve significant cost savings over time. Cloud governance policies provide the necessary guidelines and procedures for effective resource management, letting you maximize the value of your cloud investments.
OCI provides a range of tools and resources to help you establish and implement governance policies. For example, use Quotas in OCI to control and enforce a limit on your resource consumption within your tenancy for a specific compartment.
Use Cost Optimization Tools
OCI Cloud Advisor scans your tenancy for potential inefficiencies and identifies opportunities to optimize usage and reduce costs. Cloud Advisor analyzes all the resources in your tenancy once a day to identify cost optimization opportunities, performance bottlenecks, and availability issues. Seven days of insights are generally required to provide recommendations. The parent tenancy can view recommendations from both the parent and child tenancies (optional).
For example, Cloud Advisor lets you quickly identify underutilized resources and help rightsize them to better meet your needs. It also surfaces recommendations to improve high availability and security, helping you to better use your cloud resources.
Cloud Advisor goes beyond identifying inefficiencies. It also provides actionable insights and recommendations on how to address them, including strategies for shutting down idle resources, using reserved instances, or leveraging spot instances to save costs.
Use Resource Tagging
In today's complex cloud environments, it's crucial to be able to organize and manage resources effectively. OCI Tagging lets you add metadata to resources to define keys and values, and associate them with resources. By leveraging tagging, you can more easily organize and list resources based on your needs, helping you to better manage and optimize your cloud environment.
Tagging is an integral part of the OCI Identity and Access Management service (IAM). The Tagging service has two distinct parts. The first part handles the creation and management of new tag namespaces and tag key definitions. To perform these operations, you can use the IAM service base URL. The second part involves applying tags to specific resources by including the tag namespace, key, and value information in requests sent to each supporting service.
A popular approach to tagging involves having a dedicated tag administrator who creates and manages all the tags that users apply to resources. This approach provides several benefits, including the ability to create and manage the keys and values used to tag resources, which can help avoid typos and other errors that weaken automation based on tags. It also provides better reporting based on tags, letting you track and analyze resource usage across your cloud environment more easily.
Choose the Right Pricing Model
OCI offers a variety of pricing models to meet different needs, each with its own benefits. With a consistent global pricing model, OCI provides a unified experience across all regions, eliminating pricing surprises and enabling accurate cloud spending forecasts. This lets you expand into new regions without constraints and stay within budget.
The pay-as-you-go pricing model lets you provision services quickly and pay only for what you use, without hidden costs. This offers flexibility to switch services and cloud regions as needed, with no upfront commitment or minimum service period required.
If you prefer a more predictable billing structure, Oracle Universal Credits provide an annual credit that can be used with any OCI platform service in any region, including future services. These credits are debited as services are used, giving you the flexibility to ramp up workloads as needed. In addition, purchasing a sufficient amount of credits qualifies you for volume discounts.
No matter which pricing model you choose, you can benefit from OCI's consistent and transparent pricing across all global regions, Dedicated Region Cloud@Customer, and various discounts and rewards for consumption.
Optimize Data Storage
The cost of data storage in the cloud can be a major concern for many organizations. OCI Object Storage offers different storage classes with varying costs, durability, and availability. Optimizing data storage can result in significant cost savings. For example, frequently accessed data can be stored in the Standard tier, while infrequently accessed data can be stored in the Infrequent Access tier. OCI also provides an Archive storage tier, also known as "cold" storage, which is ideal for retaining data that is seldom or rarely accessed over long periods of time. Cloud service providers offer lifecycle policies that automatically move data to lower-performance storage classes as it ages. For example, standard-tier objects can be moved to either the Infrequent Access or Archive tier. By selecting the appropriate storage tier, you can balance business needs with cost savings and ensure you are storing data in the most efficient way possible.
Right Shape, Size, and Tier
Selecting the appropriate cloud instance type, size, and tier is a crucial factor for you to achieve optimal cost efficiency. OCI offers various options with different costs and performance characteristics, such as CPU, memory, network, and storage.
For example, OCI provides a range of compute instances, such as virtual machines, bare metal, and GPU instances, each tailored for different use cases. Virtual machines are ideal for general-purpose workloads, while bare metal instances provide high performance for workloads that require direct access to hardware. GPU instances are suitable for tasks such as machine learning, deep learning, and rendering.
In addition, OCI offers flexible instance shapes, where you can adjust the number of cores, memory, and network bandwidth to match specific workload requirements. Choosing the right shape and size can have a significant impact on cost by ensuring you're not overpaying for resources you don't need.
Selecting the right cloud instance type, size, and tier can optimize performance and significantly reduce costs. By tailoring resources to your requirements, you can ensure you're getting the most out of your cloud investment. Use the OCI cost estimator to understand cost according to shape, size and tier.
Capping Scale Out
You can avoid uncontrolled scale-out costs by using automation tools that cap the number of instances that can be launched. This lets you stay within your budget and avoid unexpected expenses from excessive scaling.
For example, in OCI, implementing an upper limit on auto scaling can be done by creating an instance pool and autoscaling configuration for compute instances. An instance pool comprises a group of compute instances that share the same configuration and can be managed as a unit. Autoscaling configuration, on the other hand, enables automatic adjustment of the number of compute instances in an instance pool based on performance metrics or a predetermined schedule.
Creating an instance pool and autoscaling configuration can be done using an existing instance configuration, which is a template that specifies the settings for compute instances. For Oracle WebLogic Server for OCI stack, autoscaling can be enabled during the provisioning process by selecting Configure Observability, choosing Application Performance Monitoring, and then selecting Enable Autoscaling. By leveraging these automation tools, you can efficiently manage cloud resources, optimize expense, and ensure the scalability of applications.
Serverless and Containers
Implementing serverless and containerized architectures can be a cost-effective solution for organizations looking to optimize cloud spending. These architectures allow businesses to pay only for the computing resources they use, rather than paying for a fixed amount of resources that might be underutilized.
For example, in OCI, functions can be deployed as serverless architectures. You can run code without having to manage servers or infrastructure. With serverless architectures, resources are only consumed when the code is executed, and they are automatically scaled up or down based on demand.
Similarly, containers can be used to deploy applications and services. Containers are a lightweight, portable way to package software and its dependencies. They can be easily moved between environments and scaled up or down based on demand. With containerization, you can achieve faster deployment times and greater efficiency, reducing the cost of infrastructure and operations.
In OCI, you can use Oracle Container Engine for Kubernetes (OKE) to deploy and manage containerized applications. OKE provides a fully-managed Kubernetes environment that can automatically scale applications based on demand, helping you save costs by optimizing resource utilization.
Serverless and containerized architectures can help you save costs by reducing the amount of resources you need to provision and manage. By using these architectures, you can scale applications efficiently and pay only for the computing resources you use, leading to greater cost savings and overall efficiency.
Ingress Versus Egress Traffic Cost
When considering the use of cloud services, it's important to be aware of the costs associated with both inbound and outbound network traffic. Ingress traffic refers to data coming into a cloud service from external sources. Egress traffic refers to data leaving a cloud service to external destinations. These costs can add up quickly, and it's essential to understand how they might impact the overall costs of using cloud services.
For example, in OCI, there are charges for both ingress and egress traffic, although inbound traffic is free for most services. To reduce costs associated with egress traffic, you can use OCI's FastConnect service, which provides a dedicated, private connection between your on-premises infrastructure and OCI. This can significantly reduce egress traffic costs and provide better performance and security.
In addition, OCI provides the Data Transfer service, which provides a cost-effective way to transfer large amounts of data into or out of OCI. By using this service, you can avoid high egress traffic costs and save money on data transfer.
Storage Archival and Expiry
You can use storage archival and expiry policies to manage data storage and reduce costs. With these policies, you can automatically move data to cheaper storage tiers or delete data that is no longer needed.
For example, in OCI, you can set up an object lifecycle policy for a storage bucket that moves objects to infrequent or archive tiers after a certain period of time. This can help reduce storage costs for data that is accessed less frequently. Similarly, you can set up policies to automatically delete objects once their lifecycle is over. This can help ensure that data is not stored longer than necessary and can reduce storage costs.
In addition to managing object lifecycle, you can also consider deleting unnecessary backups of databases. Incremental and full backups that are no longer needed can take up significant storage space and contribute to higher costs. Similarly, you can consider cleaning up log files and other temporary storage to free up storage space and reduce costs.
Using storage archival and expiry policies can help you optimize storage costs and ensure that you only pay for the storage you actually need.
Usage Pattern Analysis and Behavior Analysis
By analyzing usage patterns and behaviors, you can gain valuable insights into your cloud infrastructure and identify areas where you can optimize costs. For instance, you can use monitoring and analytics tools to track resource utilization, identify idle resources, and detect workloads that consume excessive resources.
An example of cost optimization through usage analysis is using OCI's Cost Analysis tool. This tool provides an interactive interface to help you visualize cloud costs and usage. It lets you filter and group costs by different dimensions, such as services, tags, and time periods. With this tool, you can identify cost trends, compare costs across different services, and drill down into specific cost items.
OCI provides integrated monitoring and analytics tools, such as OCI Monitoring and OCI Logging, that let you monitor the performance and health of cloud resources. These tools can help identify bottlenecks and performance issues that could be impacting costs, and let you take proactive measures to optimize cloud resources.
Analyzing usage patterns and behaviors is a critical aspect of cost optimization in the cloud. With the right tools and strategies, you can identify areas to optimize costs and improve the efficiency of your cloud infrastructure.
Business Value
When evaluating costs, it's important to consider the value that each workload brings to the business. While cost optimization is crucial, it should not be the sole focus. Carefully evaluate your workloads and determine which ones provide the most business value.
For example, in OCI, if a workload involves running a mission-critical application that generates high revenue, then investing in higher-cost resources to ensure optimal performance and availability might be justified. On the other hand, a less critical workload with lower business value might require a more cost-effective solution.
Instead of simply cutting costs across the board, taking a business value-driven approach to cost management helps you invest your resources where they matter most.
Assign and Track Cost Tags
Assigning tags to cloud resources can significantly benefit cost tracking and optimization. By assigning tags to resources, you can easily track and attribute costs to specific workloads, projects, or departments. This can help you identify areas for reducing and optimizing costs.
For example, in OCI, you can assign tags to resources such as compute instances, block volumes, and object storage buckets. You can use these tags to group resources by business unit, application, or environment. This makes it easier to track and manage costs associated with each group of resources. You can also use the cost analysis tool in OCI to view and analyze cost data by tags, letting you identify areas where costs can be optimized.
Rate Cards
Regular review of the rate cards of cloud service providers is important for you to keep track of any changes in pricing and make informed decisions about cloud usage. You can also negotiate with cloud service providers based on your utilization and usage patterns to optimize costs.
For example, OCI provides rate cards that provide pricing information for different services and resources. You can use this information to estimate costs and plan usage accordingly. OCI also offers flexible payment options, such as pay-as-you-go and monthly flex, which can help you optimize costs based on usage.
You can negotiate with OCI based on utilization and usage patterns. By providing detailed usage data and demonstrating a commitment to using OCI services, you can potentially negotiate better pricing or discounts. This can help you optimize costs while still getting the resources and services you need from OCI.
Trade-Offs
To optimize costs, evaluate the balance between performance and cost when choosing cloud resources. While lower-cost instance types might save money, they might also impact workload performance. For example, choosing a less powerful virtual machine for running a high-performance application might result in slower performance, which can negatively impact user experience. In contrast, choosing a more powerful instance might improve performance, but come at a higher cost.
When using OCI compute services, you can choose from various instance types, each with a different performance level and cost. For instance, the Standard instance type offers a balance of compute, memory, and network resources. The Burstable instance type offers lower cost with less predictable performance. By evaluating the performance requirements of your workloads against the costs of various instance types, you can make informed decisions that optimize cloud spending.
Automate Start-Stop and Scale Resources
To optimize costs and avoid unnecessary charges, consider scaling down or stopping resources that aren't needed, especially during periods of low demand or outside of business hours. For example, use OCI Resource Scheduler to automatically stop and start resources at specific times, such as after business hours or on weekends. This is useful for development and test environments, which can be stopped during weekday nights and started again each morning.
In addition, you can use auto scaling policies to automatically add or remove instances based on demand. This ensures that resources are available when needed without over-provisioning. You can scale up or down based on unexpected spikes in performance metrics or schedule autoscaling for predictable events such as Black Friday or Cyber Monday.
By implementing these practices, you can reduce overall cloud costs and enhance cost efficiency.
Bring Your Own License
To reduce costs, consider using your own licenses for software or services instead of purchasing licenses from your cloud service provider. By leveraging your existing licenses, you can avoid paying for redundant licenses and save on costs. For example, OCI offers Bring Your Own License (BYOL) options for many software services, including Oracle Database, which can lead to significant cost savings. Using BYOL options may also provide you with more flexibility and control over your software and service usage.
Oracle Support Rewards
Oracle Support Rewards is a program that provides additional value to Oracle customers who migrate to Oracle Cloud. By using Oracle Cloud services, you can receive credits toward your Oracle technology license support bill. For every $1 spent on Oracle Cloud, customers receive a reduction of 25¢ on their support bill. For Unlimited License Agreement customers, the savings increase to 33¢ for every $1 spent on Oracle Cloud.
This program lets you potentially reduce your Oracle support bill to zero and combine Support Rewards with Universal Credits volume discounts, resulting in further cost savings. By taking advantage of Oracle Support Rewards, you can accelerate the return on investment of your move to Oracle Cloud.
Appropriate Cloud Service
Selecting the most suitable cloud service can be crucial to optimizing costs for an organization. It's important to consider the specific requirements of a workload and choose the cloud service that offers the most cost-effective pricing model to meet those requirements. For example, if a workload needs high availability, a cloud service with a built-in load balancer, such as OCI Load Balancer, might be the ideal choice. On the other hand, if a workload experiences varying traffic and usage patterns, a serverless architecture offered by OCI Functions might be more cost-efficient.
In addition, by leveraging the pay-as-you-go model of OCI, you can pay only for the resources you use, resulting in significant cost savings. For instance, OCI offers a range of compute options, including virtual machines, bare metal servers, and GPU instances, each with varying pricing models and capabilities to suit different workloads. By selecting the most appropriate compute option for your workload, you can avoid over provisioning resources and optimize costs.
Cloud Service Discounts
To minimize cloud service costs, it's important to explore and take advantage of discount options offered by cloud service providers. These discounts can come in the form of long-term commitments, pre-paid usage, or reserved instances. For example, OCI offers discounted pricing for customers who commit to using services for a certain length of time. In addition, Universal Credits are offered, which provide discounts for pre-paid usage and can be applied across a wide range of cloud services. By using these discount options, you can significantly reduce your cloud service costs and maximize return on investment.
Performance Optimization
Improving performance can reduce costs by enabling workloads to run more efficiently and with fewer resources. You can regularly review your workloads to identify areas where performance can be improved, such as optimizing code or database queries. In OCI, you can use tools such as Performance Insights, which provides detailed analysis of database performance, to identify and address bottlenecks. In addition, OCI provides services such as Auto Scaling and Load Balancer that can help optimize resources and improve performance, ultimately reducing costs.