DRBD’s Hardware & Environment Requirements
Whether you are considering DRBD® as a data replication solution to achieve high-availability or disaster recovery in your deployments, or you are seasoned in its use already, there are some hardware and environment requirements that you should consider. Memory Requirements and Maximum Device Size DRBD can replicate block devices in real-time or asynchronously, depending on […]
Upgrading DRBD Has Never Been Easier
As DRBD® development continues to move forward with the new and exciting 9.2.0 release, it has never been easier to upgrade to the latest version of DRBD. DRBD’s wire-protocol compatibility has recently expanded, enabling replication between DRBD 8.4 and the latest versions of DRBD 9. Upgrading From DRBD 9 Upgrading from DRBD 9 to a newer version of […]
AWS Marketplace Listing for LINSTOR, DRBD, & DRBD Reactor
It has never been easier to use LINBIT®’s suite of storage and high availability (HA) tools in AWS. LINBIT recently added a free to use AMI listing to the AWS Marketplace based on the latest Ubuntu LTS release with LINBIT’s Ubuntu Personal Package Archive (PPA) preconfigured and LINBIT’s packages preinstalled. What’s in the Box? Out […]
WinDRBD + Proxy: Block-Based Replication for Windows Servers
We have recently released our WinDRBD® product, which we have been working on for a long time, to the open source world as version 1.0. WinDRBD takes DRBD® and allows you to do block-based replication on Windows servers. Since the initial 1.0 version release in 2022, we have received good feedback and we are learning […]
DRBD Read-Balancing
DRBD’s read-balancing feature has been available since version 8.4.1. This feature enables DRBD® to balance read requests between the Primary and Secondary nodes. You configure read-balancing in the “disk” section of the configuration file(s). On the read intensive workloads, balancing read I/O operations between nodes can give you significant improvements. If your network gear allows, […]
DRBD Reactor – Recovering an Isolated DRBD Primary
This blog post will show how DRBD® has recently added support for secondary –force can be of great use when combined with DRBD Reactor. In short, secondary-force reconfigures the DRBD device so that the suspended I/O requests and newly submitted I/O requests will terminate with I/O errors. Motivation Imagine a three-node setup where your current active […]
Multi-AZ Replication Using Automatic Placement Rules in LINSTOR
Multi-AZ Replication Are you looking to leverage multiple availability zones in Amazon Web Services (AWS) or Microsoft Azure? LINSTOR® can easily manage your block storage and automatically replicate your data between availability zones (AZs). This post explores multi-AZ replication using automatic placement rules in LINSTOR. This blog post illustrates the advantages of using LINSTOR’s lesser-known […]
VCS Integrates With LINBIT’s DRBD Software
The LINBIT® DRBD® software has been updated with integration for Veritas Infoscale Availability (VIA) – formerly VCS. VIA, formerly known as Veritas Cluster Server (VCS), is a proprietary cluster manager for building highly available clusters on Linux. Examples of application cluster capabilities are Network File Sharing databases or e-commerce websites. VCS solves the same problem […]
