As companies grow, adapt, morph, and mature, one item remains the same: the need for reinvention. Technical infrastructure is no exception. As our member community grew, our priorities were to keep up with that growth, or as we say, ensure continuous “site up.” (Read: adding servers to scale from hundreds to hundreds of thousands.) We ran into challenges about...
linux Articles
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- Topics:
- Performance,
- infrastructure,
- linux,
- SRE
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Pinot, an open source scalable distributed columnar OLAP data store, is used extensively across almost all areas of LinkedIn. It drives member-facing use cases such as Feed Item Popularity and Who Viewed My Profile, supports recruiter tools such as Talent Intelligence, and holds the data for our internal unified metrics platform. Pinot adoption has grown...
- Topics:
- Performance,
- Pinot,
- linux,
- Data
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Linux cgroups-based solutions (e.g., Docker, CoreOS) are increasingly being used to host multiple applications on the same host. We have been using cgroups at LinkedIn to build our own containerization product called LPS (LinkedIn Platform as a Service) and to investigate the impact of resource-limiting policies on application performance. This post presents our...
- Topics:
- Performance,
- linux,
- LPS
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Coauthors: Cuong Tran and Jerry Weng Summary The Linux kernel feature of cgroups (Control Groups) is being increasingly adopted for...
- Topics:
- memory,
- Performance,
- linux,
- LPS
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Co-author: Cuong Tran Table of Contents Introduction Setting up the context Reproducing and understanding Linux's zone reclaim...
- Topics:
- Performance,
- in memory databases,
- numa,
- linux,
- optimization,
- zone reclaim