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[Zoned Storage Device] 3. Zone Append

Zone Append

Figure 1. Regular write vs. Zone append

 

- Zoned storage device의 sequential write constraint와 open zone limit으로 인한 성능 저하를 방지하기 위한 command

- Zone append는 write position을 zone의 현재 write pointer로 지정한 write operation

- Zone append를 통해 host는 한번에 여러 operation을 issue 가능

- Queue depth constraint를 없앨 수 있음

- REQ_OP_ZONE_APPEND로 issue

 

 

 

출처:

https://zonedstorage.io/docs/introduction/zoned-storage

 

Zoned Storage Devices Overview | Zoned Storage

Zoned storage is a class of storage devices that have an address space that is

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