SNIA-SDC23-Chadash-Update-on-DNA-Data-Storage-Standards.pdf

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1、1|2023 SNIA.All Rights Reserved.Virtual ConferenceSeptember 28-29,2021Update on Standards for Consuming DNA Data StorageJoel ChristenerDirector and Distinguished Engineer,DellDaniel ChadashCo-Founder,DNA Data Storage Alliance2|2023 SNIA.All Rights Reserved.Helpful LinksPreserving our Digital Legacy

2、an Introduction to DNA Data StorageBallot result for sector zero,sector one specification proposals3|2023 SNIA.All Rights Reserved.AgendaDifferences:DNA vs Traditional MediaOverview of the DNA Archive Rosetta Stone(DARS)Status,Details,and StandardizationSummary4|2021 Storage Developer Conference.Ins

3、ert Company Name Here.All Rights Reserved.Differences:DNA vs Traditional Media5|2023 SNIA.All Rights Reserved.Differences:DNA vs Traditional Media1.Exposing a device to the system6|2023 SNIA.All Rights Reserved.Differences:DNA vs Traditional Media2.Organizing abstractions to create filesystem storag

4、e7|2023 SNIA.All Rights Reserved.Differences:DNA vs Traditional Media3.Media without integrated controllerBarcode with volume serial number,generation,and type of cartridgeRead LTFS from beginning of the tape8|2023 SNIA.All Rights Reserved.A“Primer”on DNA Data Storage Media The fundamental unit of s

5、torage in DNA is an oligonucleotide(also called oligo)Definition:polymer containing a small number of subunits Short,single strand of synthetic DNA or RNA Sugar phosphate backbone Base compounds Adenine,Cytosine,Thymine,Guanine Bases attach to the strand and to a mate on other strand Adenine bonds w

6、/Thymine,Guanine bonds w/Cytosine A double-stranded DNA molecule is a pair of single-stranded DNA molecules(oligos),tightly wound around one another,held together by the bonds between the basesOligo Example:ATTCGAGCGTTTTCGCGGTATAAGGAT9|2023 SNIA.All Rights Reserved.A“Primer”on DNA Data Storage Media