5. Storage Selection

Standard

frequent access

Intelligent-Tiering

unknown patterns

Standard-IA

infrequent, 30d min

One Zone-IA

1 AZ, reproducible

Express One Zone

< 10ms, 1 AZ

Glacier Instant

archive, ms retrieval, 90d

Glacier Flexible

min-hours, 90d

Glacier Deep Archive

12-48h, 180d, cheapest

S3 Features: Versioning + MFA Delete

5. Storage Selection

S3 Features: Replication SRR/CRR (needs versioning)

5. Storage Selection

S3 Features: Lifecycle rules

5. Storage Selection

Encryption

SSE-S3, SSE-KMS, SSE-C, DSSE-KMS, client-side

Object Lock

WORM (Governance/Compliance)

Transfer Acceleration

via CloudFront

Multi-Region Access Points

global

gp3

default new (3000 IOPS baseline, provision up to 16k)

gp2

legacy (IOPS tied to size)

io2 Block Express

256k IOPS, 4 GB/s

io2/io1

high-perf DB, Multi-Attach (io2)

st1

HDD throughput

sc1

cold HDD

EFS: NFS Linux, multi-AZ

5. Storage Selection

EFS: Auto-scale

5. Storage Selection

EFS: Lifecycle to IA

5. Storage Selection

Performance modes

General Purpose, Max I/O

Throughput modes

Bursting, Provisioned, Elastic (default)

Windows File Server

SMB, AD

Lustre

HPC, hundreds GB/s

ONTAP

multi-protocol enterprise

OpenZFS

NFS ZFS

Instance Store: Ephemeral (mất khi stop/terminate)

5. Storage Selection

NVMe SSD

i3, i4i, m5d, c5d

Instance Store: Free, fastest

5. Storage Selection