ZFS Raid Speed Capacity and Performance Benchmarks
(speeds in megabytes per second)
1x 4TB, single drive, 3.7 TB, w=108MB/s , rw=50MB/s , r=204MB/s
2x 4TB, mirror (raid1), 3.7 TB, w=106MB/s , rw=50MB/s , r=488MB/s
2x 4TB, stripe (raid0), 7.5 TB, w=237MB/s , rw=73MB/s , r=434MB/s
3x 4TB, mirror (raid1), 3.7 TB, w=106MB/s , rw=49MB/s , r=589MB/s
3x 4TB, stripe (raid0), 11.3 TB, w=392MB/s , rw=86MB/s , r=474MB/s
3x 4TB, raidz1 (raid5), 7.5 TB, w=225MB/s , rw=56MB/s , r=619MB/s
4x 4TB, 2 striped mirrors, 7.5 TB, w=226MB/s , rw=53MB/s , r=644MB/s
4x 4TB, raidz2 (raid6), 7.5 TB, w=204MB/s , rw=54MB/s , r=183MB/s
5x 4TB, raidz1 (raid5), 15.0 TB, w=469MB/s , rw=79MB/s , r=598MB/s
5x 4TB, raidz3 (raid7), 7.5 TB, w=116MB/s , rw=45MB/s , r=493MB/s
6x 4TB, 3 striped mirrors, 11.3 TB, w=389MB/s , rw=60MB/s , r=655MB/s
6x 4TB, raidz2 (raid6), 15.0 TB, w=429MB/s , rw=71MB/s , r=488MB/s
10x 4TB, 2 striped 5x raidz, 30.1 TB, w=675MB/s , rw=109MB/s , r=1012MB/s
11x 4TB, raidz3 (raid7), 30.2 TB, w=552MB/s , rw=103MB/s , r=963MB/s
12x 4TB, 6 striped mirrors, 22.6 TB, w=643MB/s , rw=83MB/s , r=962MB/s
12x 4TB, 2 striped 6x raidz2, 30.1 TB, w=638MB/s , rw=105MB/s , r=990MB/s
12x 4TB, raidz (raid5), 41.3 TB, w=689MB/s , rw=118MB/s , r=993MB/s
12x 4TB, raidz2 (raid6), 37.4 TB, w=317MB/s , rw=98MB/s , r=1065MB/s
12x 4TB, raidz3 (raid7), 33.6 TB, w=452MB/s , rw=105MB/s , r=840MB/s
22x 4TB, 2 striped 11x raidz3, 60.4 TB, w=567MB/s , rw=162MB/s , r=1139MB/s
23x 4TB, raidz3 (raid7), 74.9 TB, w=440MB/s , rw=157MB/s , r=1146MB/s
24x 4TB, 12 striped mirrors, 45.2 TB, w=696MB/s , rw=144MB/s , r=898MB/s
24x 4TB, raidz (raid5), 86.4 TB, w=567MB/s , rw=198MB/s , r=1304MB/s
24x 4TB, raidz2 (raid6), 82.0 TB, w=434MB/s , rw=189MB/s , r=1063MB/s
24x 4TB, raidz3 (raid7), 78.1 TB, w=405MB/s , rw=180MB/s , r=1117MB/s
24x 4TB, striped raid0, 90.4 TB, w=692MB/s , rw=260MB/s , r=1377MB/s
