Tag: #storage

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• Space Left but No space left on device — inode exhaustion, deleted open files, reserved blocks

  df shows free space, yet a single file cannot be created and ENOSPC comes back. The cause is almost always one of five: inode exhaustion, files that were deleted but are still held open by a process, the reserved blocks

  2026-07-26 · 17 min read #linux#filesystem#ext4#troubleshooting#storage

• How MinIO Community Edition Ended — A Timeline Reconstructed from the Repository, and Where Garage, SeaweedFS, and Ceph RGW Stand Now ♪ Listenable

  On April 25, 2026 the minio/minio repository was archived on GitHub, and on July 14 the mc client repository went read-only too. There is no shortage of angry threads, but this post follows the record rather than the ang

  2026-07-17 · 14 min read #storage#object-storage#s3#minio#open-source

• bcachefs Drops the Experimental Tag from Erasure Coding — and What It Actually Means

  On September 29, 2025, Linus Torvalds erased 117,483 lines of bcachefs code from the kernel in a single commit, and bcachefs became a filesystem shipped as a DKMS module, like ZFS. That was the end of the drama — the rea

  2026-07-16 · 17 min read #linux#kernel#filesystem#bcachefs#storage

• EROFS Native Layers in containerd 2.3 — What You Get in Exchange for Removing Unpack

  containerd 2.3, released on April 30, 2026, opened a path to pull an EROFS filesystem image straight from the registry and mount it as-is. Since there's no tar to unpack, the entire unpack step disappears, leaving behind

  2026-07-16 · 18 min read #container#containerd#oci#storage#linux

• Kubernetes Architecture Visualized — From the Control Plane to the Pod

  We unpack the Kubernetes architecture with ASCII diagrams, from control-plane and node components to objects and controller loops, scheduling flow, networking, and storage. Request handling and the pod-creation sequence

  2026-06-27 · 11 min read #kubernetes#architecture#control-plane#scheduling#networking

• Content-Addressable Storage Is Everywhere

  One idea — address data by the hash of its content, not its location — runs identically through Git objects, Docker layers, IPFS, the Nix store, and BitTorrent. A practical look at how it hands you deduplication, integri

  2026-06-10 · 12 min read #systems#storage#hashing

• Distributed Storage 2026 Deep Dive — MinIO, SeaweedFS, Ceph, Garage, JuiceFS, OpenEBS, Longhorn, Rook, R2, S3 Express ♪ Listenable

  The 2026 distributed storage stack is no longer "where do I put my files" — it is "what backend implements the S3 API." MinIO has standardized on-prem S3 with a single binary, Ceph still dominates enterprise on-prem with

  2026-05-16 · 22 min read #storage#object-storage#s3#minio#seaweedfs

• WEKA High-Performance Storage Complete Guide 2025: Parallel File System for AI/HPC Workloads

  Everything about WEKA! Parallel file system architecture, NVMe tiering, GPU Direct Storage, AI/ML workload optimization, cloud integration (AWS/Azure/GCP), vs Ceph/Lustre/GPFS, data pipelines, performance benchmarks.

  2026-03-25 · 22 min read #weka#wekafs#storage#parallel-filesystem#ai-infrastructure

• How Disks and Volumes Attach to VMs

  Describes the preparation process through which container disks, PVCs, DataVolumes, hostDisks, and hotplug volumes become guest disks in KubeVirt, based on source code.

  2026-03-20 · 5 min read #architecture#kubevirt#storage#pvc#datavolume

• Complete Guide to Kubernetes StatefulSet and Persistent Volume: CSI Driver, StorageClass, and Dynamic Provisioning in Production

  A comprehensive guide to managing stateful workloads in Kubernetes with StatefulSet and Persistent Volumes. Covers CSI Driver architecture, StorageClass design, dynamic provisioning, volume expansion, snapshots, and migr

  2026-03-13 · 13 min read #kubernetes#statefulset#persistent-volume#csi-driver#storageclass