ssd performance

I use 4 Dell R740 8 SSD disk slot servers to deploy Proxmox in the lab. 2 of the disk slots use RAID1 for installing the system, and the other 6 disk slots use Samsung 870EVO as CEPH storage. But after deployment, CEPH's performance is very poor. I used fio to test it, and the iops was very low...

Ich habe auf meinem Lenovo M920q Proxmox (alles EXT4) mit ca. 10 VM's und LXC's am laufen, alles auf der internen NVME SSD. Manches läuft als docker-compose unter Portainer, manches als iso installiert, anderes selbst zusammengestellt,... Als Datenspeicher habe ich eine externe SSD auf eine...

Hi Everyone, I've got a Proxmox 7.3-3 install, with 6 1TB SSD's. 2 Samsung 990's, and 4 Samsung 870 EVO. These SSD's are MLC. I did some research and found there was/is a wearout bug with the 990's, but the wearout on the 870's is a bit concerning. I'm seeing extremely high wearout on a...

We have recently realized (as many others on this forum eventually realize) that our consumer grade SSDs just aren't cutting it when it comes to everyday IOPS performance: Terrible random write IOPS below 20 using the proxmox zfs benchmark tests System load spikes when running all our VMs...

Dear Community, I want to set up a new PVE environment and I´m not sure about the correct caching configuration. I´m using the Adaptec ASR-71605 hardware RAID controller (RAID 1 and 2x SSD) with an integrated BBU and 1 GB of Cache. What is the best configuration in my case? If I understand...

I have installed several DELL T40 and DELL R250 servers with PROXMOX and a ZFS RAID1 to host 2 virtual machines, one with WINDOWS SERVER AND SQL SERVER, and another to share files via Windows due to the requirements of the application suite. This means that each server has the following...