Maximize IOPS and Latency NVMe I/O Passthrough for Mission-Critical Applications

I have a TeamGroup 1TB nvme that is advertised to do 1800/1500 read/write MB/s. It is a PCIE3.0 4x drive, using a M.2 to PCIE adapter with ... Mine didn't take cache='none' and therefore also not io='native ... Are there any other known good NVMe drives for pass through? Is ... ... nvme-intel-smart-log-add.1.gz /usr/share/man/man1/nvme-intel-temp-stats.1.gz /usr/share/man/man1/nvme-io-passthru.1.gz /usr/share/man/man1/nvme-list-ctrl.1.gz / ... passthru The "admin-passthru" and "io-passthru" commands send NVMe commands to either the administrative or the data part of the device. These com- mands ... ... nvme-cli/pkg64/14.2/nvme-cli-1.1-x86_64-1alien.tgz || ++ ... io-passthru.1.gz -rw-r--r-- root/root 1073 2017-02-24 22:13 usr/man/man1 ... The library can be used to construct nvme passthrough commands and to dispatch these through the Linux nvme driver. ... IO commands, and libnvme provides the ... Nvme-cli uses NVME_IOCTL_IO_CMDs for "io-passthru" commands to cuse devices. This patch adds support for that IOCTL. Signed-off-by: Curt Bruns ... After testing many configs I found the NVMe performance to degrade significantly from bare metal. Specifically, the Random IO. It seems to be directly related ... The thing is whenever i passthrough anything i ... IO Port: 0x1808 (24 bits) (XEN) [00000011cbfc66eb] ACPI: v5 SLEEP ... An I/O adapter hardware error has occurred. Can anyone make sense of it? Code: [ 0.822374] pci 0000:06:00.0: [15b7:5006] type 00 class ...