DATA MANAGEMENT ON NON-VOLATILE MEMORY

DATA MANAGEMENT ON

NON-VOLATILE MEMORY

JOY ARULRAJ

Carnegie Mellon University

1

EVOLUTION OF MEMORY TECHNOLOGY

1960 1970 1980 1990 2000 2010 2020

DRAM

FLASH

MEMORY

NON-VOLATILE MEMORY

2

NON-VOLATILE MEMORY [NVM]

VOLATILE

NON-VOLATILE

DRAM PERFORMANCE

NVM

FAST

SSD

SLOW

DURABILITY

3

DEVICE CHARACTERISTICS

CHARACTERISTIC

DRAM

NVM

Device Latency

1x

10x

Byte-Addressability

Durability

High Capacity

Cost/GB

100x

10x

SSD 1000x

1x

4

50 YEARS OF DATABASE SYSTEMS RESEARCH

1 SEPARATE MEMORY & STORAGE

DRAM

2 COMPUTE/STORAGE BALANCE

CPU

SSD

SSD

3 RANDOM VS. SEQUENTIAL

SSD

5

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