What is RDMA, and why should we care?

What is RDMA

What is RDMA, and why should we care?  The TCP transport is a streaming protocol, and for nearly all Linux setups, means that the Linux Kernel takes care to deliver the messages in order and without losing any data. [While specialized hardware is available and helps by calculating the TCP checksum, we have seen that […]

File vs. Block vs. Object Storage

Storage systems are almost unquestionably the most critical component of larger IT systems. Without storage systems operating normally, websites could serve outdated information, customers and employees may not have access to the information they need, and in extreme cases, data loss could put a company out of business entirely. You could make similar statements for […]

How to use an open source SDS solution for HashiCorp Nomad

linbit sds logo and nomad logo

Overview Nomad is a simple and flexible workload orchestrator which deploys and manages containers and non-containerized applications. It does so across on-prem and clouds at scale and supports Container Storage Interface (CSI). LINBIT SDS is an open-source software-defined storage solution and is certified as the only open-source Technology Partner Integration through CSI by HashiCorp so […]

LINBIT and ShapeBlue Presenting Storage Days

On September 28th and 29th, LINBIT and ShapeBlue are teaming up to bring you a  two day webinar event exploring the benefits of using a combination of open-source software-defined storage and open-source cloud orchestration for building IaaS.During the event, you will get the chance to learn more about integrating LINSTOR (configuration management system for storage on Linux […]

Tutorial: Stacked Block Storage in LINBIT SDS (aka LINSTOR)

In this tutorial, I will show you how to use LINBIT SDS to orchestrate DRBD, bcache and ZFS in a stacked block storage layer.   We have three satellite nodes in this demo cluster, all installed the latest CentOS 8.4, each node has 1 x NVMe drive and 3 x HDD drives.   Satellite01 192.168.122.41Satellite02 […]

Create a Docker Swarm with Volume Replication Using LINBIT SDS

With container orchestrators like Kubernetes, OpenShift and Nomad hogging the spotlight, Docker Swarm hasn’t been getting as much attention.That doesn’t mean we’ve forgotten about it! Docker Swarm is known for being easy to learn and use, making it an appealing container orchestration platform for smaller teams, or anyone looking to focus more on their applications […]

How does LINSTOR compare to Ceph?

linstor vs ceph logos in black and red background

Over the many years that I’ve worked for LINBIT, I cannot tell you how many times I’ve been asked, “How does a LINSTOR® (and/or DRBD®) cluster compare to a Ceph storage cluster?” Hopefully I can help answer that question in this blog post for anyone who might Google this in the future.   My short answer could […]

What is Business Continuity Planning, Why is it important, How LINBIT can help

https://linbit.com/wp-content/uploads/2021/07/Business-Continuity-Intro-1-1.mp4 If we’ve learned anything over the past 18 months, it’s that in life, as well as business, it’s important to expect the unexpected. Business continuity planning is talked about now more than ever. We hope this article can provide some insight on what it is, why it’s important, and what it entails. What is […]

What is DR and why is it important?

The phones start beeping with alerts, warnings take over every radio and television station, panic starts to ensue – is your company’s data replicated anywhere else? Or will the wildfire that is almost there wipe away everything? What is Disaster Recovery? A disaster recovery plan is a strategy a business has in place that involves […]

Piraeus Data-Store accepted into CNCF’s Sandbox 

LINBIT, DaoCloud and SPDB announce today that the Piraeus Data-Store project has been accepted into CNCF’s Sandbox. LINBIT, based in Europe and the US, is the company behind the open source projects DRBD® and LINSTOR®, and is involved in Pacemaker and Piraeus data-store. DaoCloud.io, operating out of Shanghai, is a leading cloud-native technology provider focused […]