Topic: Storage

How LINSTOR and DRBD Keep Your Data Alive When a Server Dies

How Cozystack uses LINSTOR and DRBD for synchronous block-level replication on bare metal: setting up storage pools, the replicated StorageClass, and what happens when a node fails.

Cozystack 1.3: Storage-Aware Scheduling, LINSTOR GUI, and VM Default Images

Cozystack 1.3 brings storage-aware pod scheduling, a managed LINSTOR GUI, a curated VM image catalog, application-level observability, and cross-namespace VM backup restore.

Cozystack v0.40: LINSTOR Scheduler, SeaweedFS Traffic Locality, ValuesFrom Configuration, and Platform Decomposition

Cozystack v0.40 introduces the LINSTOR scheduler for optimal pod placement near storage replicas, SeaweedFS traffic locality, a new ValuesFrom configuration mechanism, and major platform architecture refactoring.

Cozystack v0.37: OpenAPI Dashboard, Lineage Webhook, PVC Expansion in Tenants, and SeaweedFS S3 Discovery

Cozystack v0.37 replaces the old UI with a new OpenAPI-based Dashboard, introduces the Lineage Webhook for resource tracking, enables PVC expansion in tenant clusters, and makes SeaweedFS S3 buckets discoverable.

Cozystack v0.12: StorageClass for All Apps, Cilium v1.16, VM Configuration, and E2E Sandbox

Cozystack v0.12 introduces storageClass configuration for all applications, updates Cilium to v1.16.1, adds tenant Kubernetes value overrides, and provides an E2E testing sandbox.

Cozystack v0.6: VM Serial Console, Ephemeral Storage for Containers, and etcd Auto-Quota

Cozystack v0.6 adds serial console access for virtual machines, ephemeral storage volumes for containerd and kubelet, and automatic etcd quota configuration.

DIY: Create Your Own Cloud with Kubernetes (Part 2)

Cozystack v0.1: ZFS Support, Leader Election, and Documentation Move

The first feature release of Cozystack introduces ZFS storage support, leader election for the controller, and moves documentation to cozystack.io.