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Junfeng Yu is listed as a.k.a Jacob953. R&DE @Tencent | GaussDB Intern@Huawei | Approver@CNCF-Glossary | Awesome Contributor@CloudWeGo | B.Eng. in Information Security@CSU at Tencent, a company with 95576 employees, based in Chengdu, Sichuan, China. AeroLeads shows a matched LinkedIn profile for Junfeng Yu.
Junfeng Yu previously worked as Research And Development Engineer at Tencent and Software Engineer at Huawei. Junfeng Yu holds Bachelor'S Degree, Information Security from 中南大学.
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a.k.a Jacob953. B.Eng. of Information Security@CSU | Huawei GaussDB Dev@2012 Lab | Approver@CNCF-Glossary | OSPP 2022@Apache ShardingSphere | GLCC 2022@CloudWeGo Netpoll
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Chengdu, Sichuan, China
0-1-5-10 Quality: Actively detected seven abnormal scenarios, diagnosing 23 root causes with a total of 1.75 million discoveries, reducing to 15,000 through the diagnostic system, achieving a 99.1\% convergence rate. It proactively identifies root causes before clients, enhancing user trust and uncovering potential internal framework issues to ensure.
Xi'an, Shaanxi, China
Kernel Clipping: Responsible for the cutting of the database kernel, pre-research the database kernel in small memory scenarios, and conserve the memory usage to 10% of the original (from 1.6 GB cropped to 200 MB).Research: The only intern in the group who made project presentations to four project leaders at the same time and shared the research results.
Engine Design: Design a dynamic test engine for SQL parsing, load more than 110,000 SQL test samples from MySQL and PostgreSQL, and complete the parameterized test of the SQL parser within 1 minute.Optimization: Migrating test coverage reports from Travis to GitHub Action saved CI time by at least 3-5 minutes.
Remote
Design SDK: Design a pure Golang version (without CGO) high-performance io_uring I/O poller SDK, adopting the shared memory scheme, and implementing asynchronous I/O by designing Submit, Complete queues and memory barriers.Performance: Approximately 3 times improvement compared to epoll, implemented default POLL for poller using io_uring.
Changsha, Hunan, China
Participated in building the feature extraction & related testing of vehicle re-identification defence system based on Transformer, and independently designed the island of GLOM by Python.Reported 2 papers at the group per 2 weeks, and self-researched on the interpretability of neural network.
Other employees you can reach at tencent.com. View company contacts for 95576 employees →
侯贺省
Colleague at TencentZhangjiakou, Hebei, China, China
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何
何乐天
Colleague at TencentYibin, Sichuan, China, China
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罗
罗思敏
Colleague at TencentNanjing, Jiangsu, China, China
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Diane Dai
Colleague at TencentHaidian District, Beijing, China, China
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Sijing Zhang
Colleague at TencentBeijing, China, China
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EL
Edward Li
Colleague at TencentShanghai, China, China
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常
常宫小戎
Colleague at TencentChina, China
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VZ
Vicky Zhou
Colleague at TencentShenzhen, Guangdong, China, China
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DH
Da Hui
Colleague at TencentChina, China
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O S
Colleague at TencentChengdu, Sichuan, China, China
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Co-organized Linux Open-Source Salon and Offline Launch with Ubuntu Kylin on behalf of school, Acted in the official promotional video of.
Quick answers generated from the profile data available on this page.
Junfeng Yu works for Tencent.
Junfeng Yu is listed as a.k.a Jacob953. R&DE @Tencent | GaussDB Intern@Huawei | Approver@CNCF-Glossary | Awesome Contributor@CloudWeGo | B.Eng. in Information Security@CSU at Tencent.
Junfeng Yu is based in Chengdu, Sichuan, China while working with Tencent.
Junfeng Yu has worked for Tencent, Huawei, The Apache Software Foundation, Bytedance, and Central South University.
Junfeng Yu's colleagues at Tencent include 侯贺省, 何乐天, 罗思敏, Diane Dai, and Sijing Zhang.
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Junfeng Yu holds Bachelor'S Degree, Information Security from 中南大学.
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