MDS_Vulnerable_DiskIO_Profile_1 KVM testing on Ubuntu 18.04 via the Phoronix Test Suite. Ubuntu_VM_Vulnerable_DISK_IO: Processor: 2 x Intel Core (Haswell) (2 Cores / 4 Threads), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (?-20170928_130252-buildbot BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 46GB, Graphics: Red Hat QXL paravirtual graphic card, Network: Red Hat Virtio device OS: Ubuntu 18.04, Kernel: 4.15.0-50-generic (x86_64), Compiler: GCC 7.4.0, File-System: ext4, Screen Resolution: 1024x768, System Layer: KVM SQLite 3.22 Timed SQLite Insertions Seconds < Lower Is Better Ubuntu_VM_Vulnerable_DISK_IO . 26.44 |========================================= Flexible IO Tester 3.1 Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 191 |=========================================== Flexible IO Tester 3.1 Type: Random Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 8 |============================================= Flexible IO Tester 3.1 Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 191 |=========================================== Flexible IO Tester 3.1 Type: Random Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 7.99 |========================================== Flexible IO Tester 3.1 Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 191 |=========================================== Flexible IO Tester 3.1 Type: Sequential Read - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 8.01 |========================================== Flexible IO Tester 3.1 Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: Default Test Directory MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 191 |=========================================== Flexible IO Tester 3.1 Type: Sequential Write - IO Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 4KB - Disk Target: Default Test Directory MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 8.06 |========================================== FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 180.76 |======================================== FS-Mark 3.3 Test: 5000 Files, 1MB Size, 4 Threads Files/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 186.77 |======================================== FS-Mark 3.3 Test: 4000 Files, 32 Sub Dirs, 1MB Size Files/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 171.37 |======================================== FS-Mark 3.3 Test: 1000 Files, 1MB Size, No Sync/FSync Files/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 379.43 |======================================== Dbench 4.0 12 Clients MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 100.45 |======================================== Dbench 4.0 1 Clients MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 117.96 |======================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 230.00 |======================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 159.98 |======================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 884.91 |======================================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Ubuntu_VM_Vulnerable_DISK_IO . 5173 |==========================================