noraid-host-vs-guest
Running pts/iozone-1.8.0, pts/fio-1.7.1 via the Phoronix Test Suite.


host: 

	Processor: 2 x Intel Xeon E5-2620 0 @ 2.00GHz (24 Cores), Motherboard: Dell 0TTH1R, Memory: 8 x 8192 MB DDR3-1333MHz, Disk: 2 x 1000GB Seagate ST91000640NS

	OS: CentOS 6.6, Kernel: 2.6.32-504.3.3.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4

guest: 

	Processor: 16 x QEMU Virtual (cpu64-rhel6) @ 2.00GHz (16 Cores), Motherboard: Red Hat KVM, Memory: 2 x 16384 MB RAM, Disk: 10GB

	OS: CentOS 6.6, Kernel: 2.6.32-504.3.3.el6.x86_64 (x86_64), Compiler: GCC 4.4.7 20120313, File-System: ext4, System Layer: QEMU


IOzone 3.405
Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
host .. 5043.01 |==============================================================
guest . 2643.66 |=================================


IOzone 3.405
Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
host .. 4341.37 |==============================================================
guest . 2379.04 |==================================


IOzone 3.405
Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
host .. 82.08 |================================================================
guest . 59.47 |==============================================


IOzone 3.405
Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
host .. 78.36 |================================================================
guest . 58.93 |================================================


IOzone 3.405
Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
host .. 5671.29 |==============================================================
guest . 3168.78 |===================================


IOzone 3.405
Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
host .. 83.38 |================================================================
guest . 58.57 |=============================================


Flexible IO Tester 2.1.13
Type: Random Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPS
IOPS > Higher Is Better
host .. 420 |=========================================================
guest . 490 |==================================================================


Flexible IO Tester 2.1.13
Type: Random Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/s
MB/s > Higher Is Better
host .. 3.37 |=====================================================
guest . 4.13 |=================================================================


Flexible IO Tester 2.1.13
Type: Random Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPS
IOPS > Higher Is Better
host .. 183 |==================================================================
guest . 171 |==============================================================


Flexible IO Tester 2.1.13
Type: Random Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/s
MB/s > Higher Is Better
host .. 1.49 |=================================================================
guest . 1.41 |==============================================================


Flexible IO Tester 2.1.13
Type: Random Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPS
IOPS > Higher Is Better
host .. 520 |==================================================================
guest . 475 |============================================================


Flexible IO Tester 2.1.13
Type: Random Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/s
MB/s > Higher Is Better
host .. 4.21 |=================================================================
guest . 3.83 |===========================================================


Flexible IO Tester 2.1.13
Type: Random Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPS
IOPS > Higher Is Better
host .. 11040 |================================================================
guest . 8275  |================================================


Flexible IO Tester 2.1.13
Type: Random Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/s
MB/s > Higher Is Better
host .. 86.84 |================================================================
guest . 63.34 |===============================================


Flexible IO Tester 2.1.13
Type: Sequential Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPS
IOPS > Higher Is Better
host .. 11619 |================================================================
guest . 9022  |==================================================


Flexible IO Tester 2.1.13
Type: Sequential Read - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/s
MB/s > Higher Is Better
host .. 93.34 |================================================================
guest . 72.50 |==================================================


Flexible IO Tester 2.1.13
Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPS
IOPS > Higher Is Better
host .. 11575 |================================================================
guest . 9936  |=======================================================


Flexible IO Tester 2.1.13
Type: Sequential Read - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/s
MB/s > Higher Is Better
host .. 92.57 |================================================================
guest . 79.10 |=======================================================


Flexible IO Tester 2.1.13
Type: Sequential Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPS
IOPS > Higher Is Better
host .. 11432 |================================================================
guest . 1709  |==========


Flexible IO Tester 2.1.13
Type: Sequential Write - IO Engine: Libaio - Buffered: No - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/s
MB/s > Higher Is Better
host .. 91.03 |================================================================
guest . 13.75 |==========


Flexible IO Tester 2.1.13
Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: IOPS
IOPS > Higher Is Better
host .. 10625 |================================================================
guest . 8196  |=================================================


Flexible IO Tester 2.1.13
Type: Sequential Write - IO Engine: Libaio - Buffered: Yes - Block Size: 8KB - Disk Target: Default Test Directory - Result: MB/s
MB/s > Higher Is Better
host .. 86.81 |================================================================
guest . 65.04 |================================================