Emrfs yog dab tsi?
Emrfs yog dab tsi?

Video: Emrfs yog dab tsi?

Video: Emrfs yog dab tsi?
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EMR Cov Ntaub Ntawv System ( EMRFS ) yog qhov kev siv ntawm HDFS uas txhua pawg Amazon EMR siv los nyeem thiab sau cov ntaub ntawv tsis tu ncua los ntawm Amazon EMR ncaj qha rau Amazon S3. Cov ntaub ntawv encryption tso cai rau koj mus encrypt cov khoom uas EMRFS sau rau Amazon S3, thiab enables EMRFS ua haujlwm nrog cov khoom encrypted hauv Amazon S3.

Hais txog qhov no, Emrfs pom zoo li cas?

Cov EMRFS saib zoo ib yam tsim thiab siv cov metadata hauv Amazon DynamoDB cov lus los tuav ib qho kev pom zoo ib yam ntawm koj cov khoom S3. Cov lus no taug qab qee yam haujlwm tab sis tsis tuav ib qho ntawm koj cov ntaub ntawv.

Qhov txawv ntawm s3 thiab s3a yog dab tsi? Qhov no yog qhov qhov sib txawv ntawm peb: s3 qib yog block-based overlay saum Amazon S3 , whereas s3n/ s3a ib tsis yog. Cov no yog cov khoom siv. s3n txhawb nqa cov khoom mus txog 5GB thaum loj yog qhov kev txhawj xeeb, thaum s3a ib txhawb nqa khoom mus txog 5TB thiab muaj kev ua tau zoo dua.

Raws li, EMR puas siv HDFS?

EMR File System (EMRFS) Koj siv tau los yog HDFS lossis Amazon S3 ua cov ntaub ntawv kaw lus hauv koj pawg. Feem ntau, Amazon S3 yog siv los khaws cov tswv yim thiab tso tawm cov ntaub ntawv thiab cov txiaj ntsig nruab nrab yog khaws cia rau hauv HDFS.

s3a yog dab tsi?

S3A (URI txoj kev: s3a ib ) Ib tug successor rau lub S3 Native, s3n fs, tus S3a : system siv Amazon cov tsev qiv ntawv los cuam tshuam nrog S3 . Qhov no tso cai S3a los txhawb cov ntaub ntawv loj dua (tsis muaj ntau dua 5GB txwv), kev ua haujlwm siab dua thiab ntau dua.

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