What is the best expected latancy of storage within a VM?
from reading https://kb.blockbridge.com/technote/proxmox-tuning-low-latency-storage/ it looks like their un-opimised guest is getting just over 50us, yet no matter what i try i am getting around 200-300us with raw image, virtio scsi single and an iothread or slightly better with virtio-blk.
i have tried using both nvme and optaine pmem for storage on the host, the later gets just over 10us when tested on the host with...
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from reading https://kb.blockbridge.com/technote/proxmox-tuning-low-latency-storage/ it looks like their un-opimised guest is getting just over 50us, yet no matter what i try i am getting around 200-300us with raw image, virtio scsi single and an iothread or slightly better with virtio-blk.
i have tried using both nvme and optaine pmem for storage on the host, the later gets just over 10us when tested on the host with...
Read more