RDMA Performance

As promised in the previous RDMA post, we gathered some performance data for the RDMA transport. Read and enjoy!

What is RDMA, and why should we care?

DRBD9 has a new transport abstraction layer and it is designed for speed; apart from SSOCKS and TCP the next generation link will be RDMA. So, what is RDMA, and how is it different from TCP?

Benchmarking DRBD

We often see people on #drbd or on drbd-user trying to measure the performance of their setup. Here are a few best practices to do this. 

DRBDmanage installation is now easier!

DRBDmanage has been replaced by LINSTOR ! To find out more about LINSTOR, check out the following blog articles: Cluster-wide management of replicated storage with LINSTOR The Technology inside LINSTOR (Part 1) The Technology inside LINSTOR (Part 2) How to setup LINSTOR on Proxmox VE Thank you and have a good read!   In the last […]

DRBDManage release 0.10

USE LINSTOR! DRBDmanage has been replaced by LINSTOR! To find out more about LINSTOR, check out the following blog articles: Cluster-wide management of replicated storage with LINSTOR The Technology inside LINSTOR (Part 1) The Technology inside LINSTOR (Part 2) How to setup LINSTOR on Proxmox VE Thank you and have a good read!   As […]

“umount is too slow”

A question we see over and over again is Why is umount so slow? Why does it take so long? Part of the answer was already given in an earlier blog post; here’s some more explanation.