Simple IO PerfTest against Docker.md

Machine

Overall

macOS:       Sierra 10.12.6 (16G29)
MacBook Pro: (Retina, 13-inch, Early 2015)
Processor:   2.7 GHz Intel Core i5
Memory:      16 GB 1867 MHz DDR3
Graphics:    Intel Iris Graphics 6100 1536 MB

Harddrive

File System:	Journaled HFS+
Logical Volume:
  Revertible:      Yes (unlock and decryption required)
  Encrypted:       Yes
  Encryption Type: AES-XTS
Physical Volumes:
  disk0s2:
    Device Name:        APPLE SSD SM0256G
    Media Name:         APPLE SSD SM0256G Media
    Medium Type:        SSD
    Protocol:           PCI
    Internal:           Yes
    Partition Map Type: GPT (GUID Partition Table)
    S.M.A.R.T. Status:  Verified

Tests

Native

Throughput:  742,  748,  704 MB/sec # dd if=/dev/zero of=/tmp/testfile bs=1000m count=1
Latency:    1026, 1062, 1080 MB/sec # dd if=/dev/zero of=/tmp/testfile bs=1m count=1000

Docker + Local Volume

Throughput:  357,  306,  357 MB/sec # dd if=/dev/zero of=/tmp/testfile bs=1000M count=1
Latency:     380,  422,  460 MB/sec # dd if=/dev/zero of=/tmp/testfile bs=1M count=1000

Docker + Mounted Volume

Throughput:  123,  138,  160 MB/sec # dd if=/dev/zero of=/mnt/tmp/testfile bs=1000M count=1
Latency:     137,  139,  167 MB/sec # dd if=/dev/zero of=/mnt/tmp/testfile bs=1M count=1000