OpenCloudOS 8 is an open source Linux OS developed by OpenCloudOS community.Its kernel is based on the Linux 5.4 LTS kernel. It integrates self-developed features, security patches, and hardware patches. The user-space packages maintain 100% binary compatibility with CentOS 8.
Highlights
Secure and stable: OpenCloudOS is deployed in key businesses across over 10 industries, including mobility, audio/video, gaming, healthcare, retail, pan-finance, and smart campuses. The deployment scale exceeds 10 million nodes.
Provide better performance: OpenCloudOS continuously optimizes performance for typical business scenarios.
The user-space packages maintain 100% binary compatibility with CentOS 8.
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The software itself is free. You pay only the hourly rate for the AWS EC2 instance you run it on. Each dimension maps to one instance type, billed per hour. Pricing scales with the instance you pick. Options span general-purpose, compute-optimized, memory-optimized, storage-optimized, and accelerated computing families, each in sizes from small to metal. Larger or more specialized instances carry higher hourly rates. You choose the instance that fits your workload size and type, and billing follows your actual running hours.
Top-of-mind questions for buyers
What does one hourly unit cover, and what costs fall outside the software charge?
Each dimension maps to one running EC2 instance, billed per hour. The OpenCloudOS software itself is free, so you pay only AWS compute time. Separate charges apply for system disks, data disks, and network bandwidth. The hourly rate reflects CPU and memory for that instance type.
Am I charged when an instance is stopped or powered off?
Software charges meter running hours only. The OpenCloudOS software is free, so stopping an instance ends compute billing for the instance type you selected. Underlying AWS storage for attached disks may still accrue while an instance is stopped. You pay for actual running hours of the instance you choose.
How do I move between instance types if my workload grows or shrinks?
Each instance type is a separate dimension with its own hourly rate. To change size, you select a different instance type and run that one instead. Billing follows whichever instance you run, by the hour. There is no commitment, so you can switch families or sizes as your workload needs change.
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An AMI is a virtual image that provides the information required to launch an instance. Amazon EC2 (Elastic Compute Cloud) instances are virtual servers on which you can run your applications and workloads, offering varying combinations of CPU, memory, storage, and networking resources. You can launch as many instances from as many different AMIs as you need.
Version release notes
OpenCloudOS 8 is an open source Linux OS developed by OpenCloudOS community.Its kernel is based on the Linux 5.4 LTS kernel. It integrates self-developed features, security patches, and hardware patches. The user-space packages maintain 100% binary compatibility with CentOS 8.
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