But if each SQL  statement is different, how much can QPS reach? 

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From: ShaoFeng Shi
Date: 2019-09-02 10:52
To: user
Subject: Re: query concurrency
Hello,

Usually, if the cube has been well designed and tunned, one Kylin server can 
support 50 to 150 QPS. From the Cisco team's experience, with enabling some 
advanced features like query cache and prepared statement, one Kylin server can 
support up to 500 QPS:

https://kylin.apache.org/blog/2019/01/17/cisco-throughput-5x/

If your QPS is not ideal, please try to tune a single query's performance and 
optimize the cube design.

Best regards,

Shaofeng Shi 史少锋
Apache Kylin PMC
Email: [email protected]

Apache Kylin FAQ: https://kylin.apache.org/docs/gettingstarted/faq.html
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[email protected] <[email protected]> 于2019年8月26日周一 下午4:32写道:

Hi:
    According to kylin's introduction, an ordinary server can accept tens to 
hundreds of QPS. However, I found in the actual production that the QPS of a 
query node can only reach single digits. It is reasonable to say that the 
concurrency of a SpringBoot project is relatively high, and the resolution 
speed of Calcite does not stop there.HBase's reading speed is no problem. But 
the actual effect is so abnormal, what could be the problem?



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