LINBIT Announces LINBIT VSAN  

VSAN GUI Press Release

The innovative storage platform, that combines both flexibility and performance. Vienna, July 20, LINBIT® ,  The company behind open source DRBD® data replication software and LINSTOR® software-defined storage (SDS), developed LINBIT VSAN. The new platform provides ease of installation for hyper convergence infrastructure (HCI), while offering data locality & replication for hypervisors. By offering high-performance […]

Optimizing DRBD for Persistent Memory

Persistent Memory (PMEM) is an exciting storage tier with much lower latency than SSDs. LINBIT has optimized DRBD for when its metadata is stored on PMEM/NVDIMM. This article relates to both: Traditional NVDIMM-N: Some DRAM is accompanied by NAND-flash. On power failure, a backup power source (supercap, battery) is used to save the contents of […]

Performance Gains with DRBD 10

A key factor in evaluating storage systems is their performance. LINBIT has been working to further improve the performance of DRBD. The recent DRBD 10 alpha release demonstrates significant gains. The performance gains particularly help with highly concurrent workloads. This is an area that has been steadily rising in importance, and looks set to continue […]

Coming Soon, a New DRBD Proxy Release

One major part of LINBIT Disaster Recovery is DRBD Proxy, which helps DRBD with long-distance real-time replication. DRBD Proxy mitigates bandwidth, latency, and distance issues by buffering writes into memory, ensuring that your WAN latency doesn’t become your disk throughput. The upcoming release of the DRBD Proxy will come with a few new tools to […]

DRBD/LINSTOR vs Ceph – a technical comparison

INTRODUCTION The aim of this article is to give you some insight into CEPH, DRBD and LINSTOR by outlining their basic functions. The following points should help you compare these products and to understand which is the right solution for your system. Before we start, you should be aware of the fact that LINSTOR is […]

RDMA Performance

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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?

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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

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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.