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中国上海
2019 年 6 月 24–26 日
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我们将为所有主题演讲和分组会议提供同声传译服务。
Simultaneous translation will be provided for all keynote and breakout sessions.

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Tuesday, June 25 • 16:00 - 16:35
在 Web 级集群中动态调整 Pod 资源限制 - Cheng Wang 和 Xiaoyu Zhang，阿里巴巴

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您是否曾想过如何为 Pod 设置完美的资源限制？如何在资源效率与应用 SLO 之间取得平衡？

在本次演讲中，我们将分享阿里巴巴集团通过将不同 QoS 类别的 Pod 共置在同一节点上，在 Web 级集群中动态调整 Pod 资源限制（特别是在资源争用期间）的实践以及从中汲取的经验教训。

在生产集群中应用这一实践后，我们将集群资源使用率提高了 14％~30％，尾部延迟（95%）提高了 76％~87％，TPS（每秒事务处理数）提高了 107％~163％。

大家可以借鉴我们的经验，利用 Kubernetes 原生方法提高集群的资源利用率和应用性能。
Speakers
avatar for Cheng Wang

Cheng Wang

Software engineer, Alibaba
Cheng Wang is a software engineer at Alibaba Group, helping enhance cluster monitoring, resource management and scheduling with data-driven intelligence for Alibaba’s Web-scale clusters. Prior to joining Alibaba, he worked at VMware with the focus on Docker, Kubernetes and edge... Read More →
avatar for Xiaoyu Zhang

Xiaoyu Zhang

Principal Engineer, Tencent
Xiaoyu Zhang is a principal engineer in Tencent Cloud. He worked for Alibaba Cloud as a senior engineer. He's a member of the Kubernetes organization. He mainly works on Kubernetes project and focuses on docs, kubectl, controller-manager, storage and runtime areas. He had multiple... Read More →

Dynamic Pod Resource Boundary Adjustment in Web Scale Clusters pdf
Tuesday June 25, 2019 16:00 - 16:35 CST
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