{"id":158023,"date":"2009-08-01T00:00:00","date_gmt":"2009-08-01T00:00:00","guid":{"rendered":"https:\/\/new-cm-edgedigital.pages.dev\/en-us\/research\/msr-research-item\/web-search-using-small-cores-quantifying-the-price-of-efficiency\/"},"modified":"2018-10-16T19:56:45","modified_gmt":"2018-10-17T02:56:45","slug":"web-search-using-small-cores-quantifying-the-price-of-efficiency","status":"publish","type":"msr-research-item","link":"https:\/\/new-cm-edgedigital.pages.dev\/en-us\/research\/publication\/web-search-using-small-cores-quantifying-the-price-of-efficiency\/","title":{"rendered":"Web Search Using Small Cores: Quantifying the Price of Efficiency"},"content":{"rendered":"<div class=\"asset-content\">\n<p>The commoditization of hardware, data center economies of scale, and Internet-scale workload growth all demand greater power efficiency to sustain scalability. Traditional enterprise workloads, which are typically memory and I\/O bound, have been well served by chip multiprocessors comprising of small, power-efficient cores. While small cores deliver performance-per-Watt efficiency for such data center workloads, small cores impact application quality-of-service robustness, flexibility, and reliability for emerging Internet-scale applications, which increasingly invoke computationally intensive kernels.<br \/>\nThese challenges constitute the price of efficiency, which we quantify for an industry-strength, production-quality, next-generation online web search engine. Specifically, we evaluate search on server- and mobile-class architectures using Xeon and Atom processors, quantifying search efficiency at the microarchitecture- and system-level. Our findings prompt us toward re-thinking small core designs for a new breed of data center workloads in order to continue reaping the benefits of small-core power efficiency.<\/p>\n<\/div>\n<p><!-- .asset-content --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The commoditization of hardware, data center economies of scale, and Internet-scale workload growth all demand greater power efficiency to sustain scalability. Traditional enterprise workloads, which are typically memory and I\/O bound, have been well served by chip multiprocessors comprising of small, power-efficient cores. While small cores deliver performance-per-Watt efficiency for such data center workloads, small [&hellip;]<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"msr-url-field":"","msr-podcast-episode":"","msrModifiedDate":"","msrModifiedDateEnabled":false,"ep_exclude_from_search":false,"_classifai_error":"","msr-author-ordering":null,"msr_publishername":"Microsoft","msr_publisher_other":"","msr_booktitle":"","msr_chapter":"","msr_edition":"","msr_editors":"","msr_how_published":"","msr_isbn":"","msr_issue":"","msr_journal":"","msr_number":"MSR-TR-2009-105","msr_organization":"","msr_pages_string":"","msr_page_range_start":"","msr_page_range_end":"","msr_series":"","msr_volume":"","msr_copyright":"","msr_conference_name":"","msr_doi":"","msr_arxiv_id":"","msr_s2_paper_id":"","msr_mag_id":"","msr_pubmed_id":"","msr_other_authors":"Vijay Janapa Reddi, Kushagra 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