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This topic has been translated from a Chinese forum by GPT and might contain errors.Original topic: 咨询一下tidb云上环境是需要用本地磁盘还是云ssd
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username: tidb狂热爱好者
【TiDB Usage Environment】Production Environment / Testing / PoC
【TiDB Version】
【Reproduction Path】What operations were performed when the issue occurred
【Encountered Issues: Issue Phenomenon and Impact】
【Resource Configuration】
【Attachments: Screenshots / Logs / Monitoring】
Please share your configuration.
Local disk performance is better and costs are lower. Depending on the business scale and maturity, if the data is within 1TB, it is recommended to use the cloud because elastic scaling and backup are very useful. Additionally, the cloud also provides maintenance personnel and technical support from service providers. yyds
Amazon EC2 can even expand the root directory’s disk size.
There is actually no doubt about this. It’s a trade-off between cost and performance.
In terms of performance, local hard drives are definitely faster than cloud storage.
In terms of cost, renting a cabinet is a nightmare for those whose storage speed requirements are not that high. Buying servers, buying software, renting cabinets, buying bandwidth, network security optimization, hiring operations engineers. On average, 100,000 per cabinet per year is not an exaggeration.
Therefore, a distributed database + cloud storage, providing certain performance + scalability, is already the best choice in terms of cost-effectiveness.
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