root@Ubuntu-1804-bionic-64-nextcloud ~ # wget -qO- bench.sh | bash
----------------------------------------------------------------------
CPU model : Intel(R) Xeon(R) CPU E3-1275 v5 @ 3.60GHz
Number of cores : 8
CPU frequency : 1119.363 MHz
Total size of Disk : 874.5 GB (2.6 GB Used)
Total amount of Mem : 64199 MB (389 MB Used)
Total amount of Swap : 65469 MB (0 MB Used)
System uptime : 0 days, 0 hour 0 min
Load average : 0.10, 0.03, 0.01
OS : Ubuntu 18.04.4 LTS
Arch : x86_64 (64 Bit)
Kernel : 4.15.0-88-generic
----------------------------------------------------------------------
I/O speed(1st run) : 1.3 GB/s
I/O speed(2nd run) : 1.3 GB/s
I/O speed(3rd run) : 1.2 GB/s
Average I/O speed : 1297.1 MB/s
----------------------------------------------------------------------
Node Name IPv4 address Download Speed
CacheFly 205.234.175.175 85.9MB/s
Linode, Tokyo2, JP 139.162.65.37 4.78MB/s
Linode, Singapore, SG 139.162.23.4 8.46MB/s
Linode, London, UK 176.58.107.39 61.1MB/s
Linode, Frankfurt, DE 139.162.130.8 108MB/s
Linode, Fremont, CA 50.116.14.9 9.50MB/s
Softlayer, Dallas, TX 173.192.68.18 13.5MB/s
Softlayer, Seattle, WA 67.228.112.250 11.5MB/s
Softlayer, Frankfurt, DE 159.122.69.4 92.8MB/s
Softlayer, Singapore, SG 119.81.28.170 11.7MB/s
Softlayer, HongKong, CN 119.81.130.170 8.64MB/s
----------------------------------------------------------------------

root@Ubuntu-1804-bionic-64-nextcloud ~ # hdparm -Tt /dev/md2

/dev/md2:
Timing cached reads: 32510 MB in 1.99 seconds = 16376.18 MB/sec
Timing buffered disk reads: 9296 MB in 3.00 seconds = 3098.65 MB/sec