Co-authors: Keqiu Hu, Jonathan Hung, Haibo Chen, and Sriram Rao At LinkedIn, we use Hadoop as our backbone for big data analytics and machine learning. With an exponentially growing data volume, and the company heavily investing in machine learning and data science, we have been doubling our cluster size year over year to match the compute workload growth. Our...

Posts by Keqiu Hu
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- Topics:
- Hadoop,
- Data,
- Open Source
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TonY joins LF AI & Data Foundation
Keqiu Hu July 15, 2021
Co-authors: Keqiu Hu, Jonathan Hung, and Junfan Zhang Today, TonY is joining the LF AI & Data Foundation, an umbrella foundation of the Linux Foundation supporting open source innovation in artificial intelligence, machine learning, and deep learning. “We’re thrilled to welcome TonY into incubation in LF AI & Data. The project offers functionalities that are not...
- Topics:
- artificial intelligence,
- Hadoop,
- machine learning,
- Open Source
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Open Sourcing Bluepill: Run iOS Tests in Multiple Simulators
Keqiu Hu January 18, 2017
Testing is a key component of LinkedIn’s 3x3 strategy. As we continue improving our iOS continuous delivery pipeline, we are faced with two major obstacles—tooling stability and scalability. We needed a tool to run iOS UI tests both reliably and quickly. For this reason, we created a project, called Bluepill, that we are open sourcing today. Bluepill is a...
- Topics:
- Testing,
- Mobile,
- Open Source
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3x3: iOS Build Speed and Stability
Keqiu Hu April 7, 2016
At the beginning of last year, alongside the development of Project Voyager, LinkedIn’s new flagship mobile application, we started...
- Topics:
- Mobile,
- Testing,
- iOS,
- build tools
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Test Stability - How We Make UI Tests Stable
Keqiu Hu December 16, 2015
If you know anything about building user interfaces (UI), you probably know that it's very difficult to test them using automated...
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Test Stability - How We Make UI Tests Stable
Keqiu Hu December 16, 2015
If you know anything about building user interfaces (UI), you probably know that it's very difficult to test them using automated...