proxmox4
2 x Intel Xeon E5-2680 v2 testing with a Dell 0KCKR5 (2.7.0 BIOS) and Matrox G200eR2 on Debian 9.9 via the Phoronix Test Suite.


read-ahead: 

	Processor: 2 x Intel Xeon E5-2680 v2 @ 3.60GHz (20 Cores / 40 Threads), Motherboard: Dell 0KCKR5 (2.7.0 BIOS), Chipset: Intel Xeon E7 v2/Xeon, Memory: 16 x 8192 MB DDR3-1333MHz M393B1K70DH0-YH9, Disk: 2746GB PERC H710P + 4 x 3299GB iSCSI Disk, Graphics: Matrox G200eR2, Network: 2 x Intel 82599ES 10-Gigabit SFI/SFP+ + 2 x Intel I350 + Mellanox MT27500

	OS: Debian 9.9, Kernel: 4.15.18-19-pve (x86_64), Compiler: GCC 6.3.0 20170516, File-System: ext4, Screen Resolution: 1024x768


IOzone 3.465
Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 5764.48 |=========================================================


IOzone 3.465
Record Size: 1MB - File Size: 4GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 5297.65 |=========================================================


IOzone 3.465
Record Size: 1MB - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 5443.78 |=========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 3471.83 |=========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 4GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 3466.10 |=========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 2820.39 |=========================================================


IOzone 3.465
Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 987.40 |==========================================================


IOzone 3.465
Record Size: 1MB - File Size: 4GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 1127.61 |=========================================================


IOzone 3.465
Record Size: 1MB - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 1216.31 |=========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 805.64 |==========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 4GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 901.92 |==========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 960.09 |==========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 5995.32 |=========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 4GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 6165.13 |=========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 5601.52 |=========================================================


IOzone 3.465
Record Size: 1MB - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 5013.14 |=========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 3270.86 |=========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 963.21 |==========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 4GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 1100.21 |=========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 1198.67 |=========================================================


IOzone 3.465
Record Size: 1MB - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 853.25 |==========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 728.35 |==========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 512MB - Disk Test: Read Performance
MB/s > Higher Is Better
read-ahead . 4989.52 |=========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 512MB - Disk Test: Write Performance
MB/s > Higher Is Better
read-ahead . 854.90 |==========================================================