tiobench-all QEMU testing on CentOS 6.3 (Final) via the Phoronix Test Suite. UNCACHED: Processor: QEMU Virtual @ 2.20GHz (4 Cores), Motherboard: Red Hat KVM, Memory: 490MB, Disk: 16GB OS: CentOS 6.3 (Final), Kernel: 2.6.32-279.2.1.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: QEMU CACHED: Processor: QEMU Virtual @ 2.20GHz (4 Cores), Motherboard: Red Hat KVM, Memory: 490MB, Disk: 16GB OS: CentOS 6.3 (Final), Kernel: 2.6.32-279.2.1.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: QEMU Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 104.10 |======================================================== CACHED ... 111.23 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 105.42 |============================================================ CACHED ... 103.62 |=========================================================== Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 32MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 99.84 |========================================================= CACHED ... 104.50 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 32MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 95.48 |======================================================= CACHED ... 104.54 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 102.03 |====================================================== CACHED ... 114.11 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 103.38 |=========================================================== CACHED ... 105.11 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 100.14 |========================================================== CACHED ... 103.47 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 92.60 |======================================================= CACHED ... 100.93 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 128MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 104.35 |========================================================== CACHED ... 107.96 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 128MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 104.07 |=========================================================== CACHED ... 106.58 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 101.19 |========================================================== CACHED ... 104.89 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 128MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 94.53 |========================================================== CACHED ... 99.38 |============================================================= Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 109.48 |========================================================= CACHED ... 114.49 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 256MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 104.86 |========================================================= CACHED ... 110.64 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 256MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 100.16 |======================================================== CACHED ... 107.22 |============================================================ Threaded I/O Tester 0.3.3 Test: Write - Size Per Thread: 256MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 95.58 |=========================================================== CACHED ... 98.93 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 5.37 |============================ CACHED ... 11.86 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 5.39 |============================ CACHED ... 11.72 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 32MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 5.02 |========================== CACHED ... 11.73 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 32MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 4.33 |======================= CACHED ... 11.71 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 4.00 |============================== CACHED ... 8.14 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 4.00 |============================= CACHED ... 8.41 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 3.81 |============================ CACHED ... 8.31 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 3.25 |========================== CACHED ... 7.78 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 128MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 3.17 |=============================== CACHED ... 6.27 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 128MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 3.11 |============================ CACHED ... 6.77 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 2.92 |======================= CACHED ... 7.77 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 128MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 2.44 |================= CACHED ... 8.70 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 2.48 |=============== CACHED ... 10.41 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 256MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 2.39 |================== CACHED ... 8.14 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 256MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 2.26 |=============== CACHED ... 9.30 |============================================================== Threaded I/O Tester 0.3.3 Test: Random Write - Size Per Thread: 256MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 1.87 |============ CACHED ... 9.57 |============================================================== Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 3228.79 |========================================================= CACHED ... 3314.57 |=========================================================== Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 3297.03 |========================================================== CACHED ... 3350.41 |=========================================================== Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 32MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 126.82 |============================== CACHED ... 255.60 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 32MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 77.76 |====================== CACHED ... 215.53 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 3242.66 |========================================================== CACHED ... 3326.38 |=========================================================== Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 177.39 |================================================== CACHED ... 211.37 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 151.30 |======================================== CACHED ... 224.45 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 115.98 |================================ CACHED ... 215.11 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 128MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 180.05 |========================================================== CACHED ... 184.86 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 128MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 168.48 |================================================= CACHED ... 204.55 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 147.27 |======================================= CACHED ... 224.08 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 128MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 85.62 |======================== CACHED ... 213.14 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 111.29 |===================================== CACHED ... 182.49 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 256MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 105.11 |============================== CACHED ... 207.14 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 256MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 151.91 |========================================= CACHED ... 220.91 |============================================================ Threaded I/O Tester 0.3.3 Test: Read - Size Per Thread: 256MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 123.28 |=================================== CACHED ... 213.83 |============================================================ Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 32MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 2833.81 |=========================================================== CACHED ... 2843.74 |=========================================================== Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 2968.40 |=========================================================== CACHED ... 2813.35 |======================================================== Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 32MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 12.15 |========= CACHED ... 82.12 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 32MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 4.64 |====== CACHED ... 48.82 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 64MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 2869.97 |=========================================================== CACHED ... 2772.96 |========================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 64MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 7.43 |========= CACHED ... 48.37 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 64MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 3.65 |====== CACHED ... 37.58 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 64MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 2.95 |====== CACHED ... 29.01 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 128MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 4.82 |======== CACHED ... 35.66 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 128MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 2.67 |====== CACHED ... 26.20 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 128MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 2.76 |======== CACHED ... 21.37 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 128MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 2.66 |======== CACHED ... 20.30 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 256MB - Thread Count: 4 MB/s > Higher Is Better UNCACHED . 2.10 |======= CACHED ... 17.24 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 256MB - Thread Count: 8 MB/s > Higher Is Better UNCACHED . 2.10 |======== CACHED ... 17.05 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 256MB - Thread Count: 16 MB/s > Higher Is Better UNCACHED . 2.42 |========= CACHED ... 16.35 |============================================================= Threaded I/O Tester 0.3.3 Test: Random Read - Size Per Thread: 256MB - Thread Count: 32 MB/s > Higher Is Better UNCACHED . 2.47 |========= CACHED ... 17.46 |=============================================================