results qemu testing on Debian 9.0 via the Phoronix Test Suite. nopcid: Processor: Common KVM @ 2.60GHz (1 Core), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 1024 MB RAM QEMU, Disk: 50GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Debian 9.0, Kernel: 4.14.0-3-amd64 (x86_64), Compiler: GCC 6.3.0 20170516, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu pcid: Processor: Common KVM @ 2.60GHz (1 Core), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 1024 MB RAM QEMU, Disk: 50GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Debian 9.0, Kernel: 4.14.0-3-amd64 (x86_64), Compiler: GCC 6.3.0 20170516, File-System: ext4, Screen Resolution: 1024x768, System Layer: qemu Compile Bench 0.6 Test: Compile MB/s > Higher Is Better nopcid . 41.52 |=============================================================== pcid ... 35.11 |===================================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better nopcid . 37.77 |=============================================================== pcid ... 32.28 |====================================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better nopcid . 22.66 |=============================================================== pcid ... 17.70 |=================================================