Dab tsi yog cov ntaub ntawv ua cav tom qab Amazon Elastic MapReduce?
Dab tsi yog cov ntaub ntawv ua cav tom qab Amazon Elastic MapReduce?

Video: Dab tsi yog cov ntaub ntawv ua cav tom qab Amazon Elastic MapReduce?

Video: Dab tsi yog cov ntaub ntawv ua cav tom qab Amazon Elastic MapReduce?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
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Amazon EMR siv Apache Hadoop raws li nws faib cov ntaub ntawv ua cav . Hadoop yog qhov qhib, Java software moj khaum uas txhawb nqa cov ntaub ntawv -intensive faib daim ntawv thov khiav ntawm pawg loj ntawm khoom kho vajtse.

Ntxiv mus, Amazon Elastic MapReduce yog dab tsi?

Amazon Elastic MapReduce ( EMR ) yog ib Amazon Web Services ( AWS ) cov cuab yeej rau kev ua cov ntaub ntawv loj thiab kev tshuaj xyuas. Amazon EMR ua cov ntaub ntawv loj thoob plaws Hadoop pawg ntawm virtual servers rau Amazon Elastic Compute Huab ( EC 2 ) thiab Amazon Simple Storage Service ( S3 ).

Tsis tas li ntawd, Amazon EMR puas tswj hwm tag nrho? Nws yog ib tswj tag nrho cov ntaub ntawv pas dej cov kev pabcuam uas tuaj yeem txiav txim siab cov ntaub ntawv khaws cia los ntawm kev suav cov peev txheej thiab hloov pauv ua cov lej suav nrog, muaj los siv raws li qhov xav tau, thiab suav nrog lub peev xwm rau ntau pawg nkag mus rau tib cov ntaub ntawv ib zaug.

Ib tug kuj yuav nug, AWS EMR ua haujlwm li cas?

Feem ntau, thaum koj ua cov ntaub ntawv hauv Amazon EMR , cov tswv yim yog cov ntaub ntawv khaws cia ua cov ntaub ntawv hauv koj cov ntaub ntawv hauv qab uas koj xaiv, xws li Amazon S3 los yog HDFS. Cov ntaub ntawv no dhau los ntawm ib kauj ruam mus rau tom ntej hauv kev ua ntu zus. Cov kauj ruam kawg sau cov ntaub ntawv tso tawm mus rau qhov chaw tshwj xeeb, xws li ib qho Amazon S3 khob.

Qhov txawv ntawm ec2 thiab EMR yog dab tsi?

Tsis zoo li EMR , EC 2 tsis categorize tus qhev nodes rau hauv core thiab cov haujlwm nodes. Qhov no ua rau muaj kev pheej hmoo ntawm kev poob HDFS cov ntaub ntawv nyob rau hauv rooj plaub node raug tshem tawm / ploj. EC 2 siv Apache cov tsev qiv ntawv (s3a) kom nkag tau cov ntaub ntawv ntawm s3. Ntawm qhov tod tes, EMR siv AWS proprietary code kom muaj kev nkag tau sai rau s3.

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