종류

• RAID 0 : stripping
• RAID 1 : mirroring
• RAID 5 : stripping + mirroring + parity (at least 3 disks)
• RAID 6 : stripping + mirroring + parity (at least 4 disks)
• RAID 0 + 1 : mirroring after stripping
• RAID 10 (1 + 0) : stripping after mirroring

Benchmark

• SSD 에서의 밴치마크 : https://www.phoronix.com/scan.php?page=article&item=linux55-ssd-raid&num=1

• RAID 5 기준으로 작성 다른 RAID 같은 경우 위 링크 참조

  	Btrfs	EXT4	F2FS	XFS
  Application Start-up Time v3.4.0 (Only Sequential Reads - Xterm)	8.69	0.20	5.51	8.76
  Application Start-up Time v3.4.0 (Sequential Reads + Writes - Xterm)	3.68	2.64	1.62	1.85
  Application Start-up Time v3.4.0 (Only Sequential Reads - GNOME Terminal)	22.70	30.39	15.26	39.19
  Application Start-up Time v3.4.0 (Only Sequential Reads - LibreOffice Writer)	14.34	22.94	10.28	28.06
  Application Start-up Time v3.4.0 (Sequential Reads + Writes - GNOME Terminal)	10.68	7.19	4.77	8.63
  Application Start-up Time v3.4.0 (Sequential Reads + Writes - LivreOffice Writer)	6.93	6.06	2.91	6.33
  SQLite v3.30.1 (Threads / Copies : 1)	83.30	40.36	46.17	46.38
  SQLite v3.30.1 (Threads / Copies : 8)	227.68	308.02	412.05	221.80
  Flexible IO Tester v3.16 (Random Write)	115K	93K	85K	122K

• 대충 이정도만 정리 나머진 직접 링크 가서 확인