disctest4 disc disc: Processor: Intel Xeon E5-2686 v4 (2 Cores), Motherboard: Xen HVM domU (4.2.amazon BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 1 x 8192 MB RAM, Disk: 97GB, Graphics: Cirrus Logic GD 5446 OS: Ubuntu 18.04, Kernel: 5.4.0-1029-aws (x86_64), Compiler: GCC 7.5.0, File-System: ext4, System Layer: Xen HVM domU 4.2.amazon Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better disc . 2563.79 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better disc . 2728.64 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better disc . 2782.07 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better disc . 2873.86 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 128MB - Thread Count: 4 MB/s > Higher Is Better disc . 2881.11 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 128MB - Thread Count: 8 MB/s > Higher Is Better disc . 2909.55 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better disc . 2922.20 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 256MB - Thread Count: 8 MB/s > Higher Is Better disc . 2965.55 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 32MB - Thread Count: 16 MB/s > Higher Is Better disc . 2822.69 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 32MB - Thread Count: 32 MB/s > Higher Is Better disc . 2899.81 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better disc . 2892.05 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better disc . 2923.24 |=============================================================== Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better disc . 0.809 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better disc . 0.959 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better disc . 0.905 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better disc . 1.049 |================================================================= Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better disc . 2939.69 |=============================================================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 128MB - Thread Count: 32 MB/s > Higher Is Better disc . 64.22 |================================================================= Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 256MB - Thread Count: 16 MB/s > Higher Is Better disc . 56.74 |================================================================= Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 256MB - Thread Count: 32 MB/s > Higher Is Better disc . 64.46 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 128MB - Thread Count: 4 MB/s > Higher Is Better disc . 1.001 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 128MB - Thread Count: 8 MB/s > Higher Is Better disc . 1.100 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better disc . 1.066 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 256MB - Thread Count: 8 MB/s > Higher Is Better disc . 1.126 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 32MB - Thread Count: 16 MB/s > Higher Is Better disc . 1.056 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 32MB - Thread Count: 32 MB/s > Higher Is Better disc . 1.166 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better disc . 1.104 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better disc . 1.165 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better disc . 1.130 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 128MB - Thread Count: 32 MB/s > Higher Is Better disc . 1.161 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 256MB - Thread Count: 16 MB/s > Higher Is Better disc . 1.143 |================================================================= Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 256MB - Thread Count: 32 MB/s > Higher Is Better disc . 1.158 |================================================================= Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better disc . 15904.01 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better disc . 16137.25 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better disc . 33711.29 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better disc . 33857.51 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 128MB - Thread Count: 4 MB/s > Higher Is Better disc . 62024.35 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 128MB - Thread Count: 8 MB/s > Higher Is Better disc . 62760.97 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better disc . 131542.19 |============================================================= Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 256MB - Thread Count: 8 MB/s > Higher Is Better disc . 119747.75 |============================================================= Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 32MB - Thread Count: 16 MB/s > Higher Is Better disc . 17910.15 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 32MB - Thread Count: 32 MB/s > Higher Is Better disc . 19266.60 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better disc . 36672.77 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better disc . 39695.38 |============================================================== Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better disc . 6.797 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better disc . 7.894 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better disc . 13.53 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better disc . 15.79 |================================================================= Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better disc . 71681.49 |============================================================== Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 128MB - Thread Count: 32 MB/s > Higher Is Better disc . 129.50 |================================================================ Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 256MB - Thread Count: 16 MB/s > Higher Is Better disc . 296.86 |================================================================ Threaded I/O Tester 20170503 Test: Random Read - Size Per Thread: 256MB - Thread Count: 32 MB/s > Higher Is Better disc . 122.37 |================================================================ Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 128MB - Thread Count: 4 MB/s > Higher Is Better disc . 27.33 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 128MB - Thread Count: 8 MB/s > Higher Is Better disc . 31.49 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better disc . 54.54 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 256MB - Thread Count: 8 MB/s > Higher Is Better disc . 62.78 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 32MB - Thread Count: 16 MB/s > Higher Is Better disc . 8.642 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 32MB - Thread Count: 32 MB/s > Higher Is Better disc . 9.008 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better disc . 17.26 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better disc . 17.78 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better disc . 34.56 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 128MB - Thread Count: 32 MB/s > Higher Is Better disc . 36.25 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 256MB - Thread Count: 16 MB/s > Higher Is Better disc . 69.02 |================================================================= Threaded I/O Tester 20170503 Test: Random Write - Size Per Thread: 256MB - Thread Count: 32 MB/s > Higher Is Better disc . 72.45 |=================================================================