{"slug": "ceph", "name": "Ceph", "category": "files", "category_name": "Files, sync and backup", "description": "", "recommenders": 2, "commenters": 7, "warners": 1, "score": 1.953, "rising": -0.65, "first": "2026-02-13", "latest": "2026-09-11", "why": "Robust, widely used for multi-node deployments. Would recommend for serious use.", "why_is_quote": true, "has_verdict": false, "sentiment": {"recommend": 2, "neutral": 4, "compare": 0, "warn": 1}, "spark": [0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0], "listed": false, "loved": [], "caveat": "", "short_quote": "Robust, widely used for multi-node deployments. Would recommend for serious use.", "icon": false, "domain": "ceph.com", "github_repo": null, "official_url": "https://ceph.com", "pricing": "", "aliases": ["Ceph"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 767637713, "item_id": 47977357, "url": "https://news.ycombinator.com/item?id=47977357", "by": "uroni", "date": "2026-05-01", "stance": "recommend", "quote": "Robust, widely used for multi-node deployments. Would recommend for serious use.", "excerpt": "I build https://github.com/uroni/hs5 as replacement for single node use with a focus on high performance. I list other alternatives in the README there. Some short version: Ceph: Robust, widely used for multi-node deployments. Would recommend for serious use. RustFS: As an in-place replacement using the same storage format. Though, to me it is a bit suspect, e.g. if it uses fsync for durability. seaweedfs: Multi-node", "context": "", "use_case": "multi-node object storage", "switched_from": "", "story": "Ask HN: Is there any good open-source alternative to MinIO?"}, {"id": 752032800, "item_id": 47002050, "url": "https://news.ycombinator.com/item?id=47002050", "by": "ElDji", "date": "2026-02-13", "stance": "recommend", "quote": "I successfully migrated from MinIO to Ceph, which I highly recommend.", "excerpt": "I successfully migrated from MinIO to Ceph, which I highly recommend. Along the way, I tested SeaweedFS, which looked promising. However, I ran into a strange bug, and after diagnosing it with the help of Claude, I realized the codebase was vibe-coded and riddled with a staggering number of structural errors. In my opinion, SeaweedFS should absolutely not be used for anything beyond testing \u2014 otherwise you're almost ", "context": "", "use_case": "object storage", "switched_from": "MinIO", "story": "MinIO repository is no longer maintained"}]}], "caveats": [{"label": "", "summary": "", "quotes": [{"id": 766201218, "item_id": 47887576, "url": "https://news.ycombinator.com/item?id=47887576", "by": "irusensei", "date": "2026-04-24", "stance": "warn", "quote": "I always shake my head when I see people creating sand castles by setting up stuff like Ceph from within the cluster.", "excerpt": "I use kubernetes extensively at work. I don't manage the kubernetes cluster anymore since now we have a team that runs centralized services and you can request a namespace with a quota. But back when my team had a dedicated Azure Kubernetes cluster it was not that bad as people says it is and the biggest hassle was the extremely short lived support for each version. Then I started to realize most people who complain ", "context": "", "use_case": "in-cluster storage", "switched_from": "", "story": "I Am Building a Cloud"}]}], "who": [{"by": "jabrotapu", "context": "freelancer building on-prem GPU clusters", "url": "https://news.ycombinator.com/item?id=49661006", "date": "2026-09-11"}, {"by": "sekh60", "context": "homelab operator", "url": "https://news.ycombinator.com/item?id=48369755", "date": "2026-06-02"}, {"by": "jodrellblank", "context": "Ceph admin", "url": "https://news.ycombinator.com/item?id=47004726", "date": "2026-02-13"}], "tags": [], "use_cases": ["unified storage pool", "storage backend", "home storage cluster", "multi-node object storage", "in-cluster storage", "distributed storage"], "compared": [{"slug": "minio", "name": "MinIO", "co": 3, "switched_from": 1, "switched_to": 0}, {"slug": "kubernetes", "name": "Kubernetes", "co": 3, "switched_from": 0, "switched_to": 0}, {"slug": "seaweedfs", "name": "SeaweedFS", "co": 3, "switched_from": 0, "switched_to": 0}, {"slug": "garage", "name": "Garage", "co": 2, "switched_from": 0, "switched_to": 0}, {"slug": "rustfs", "name": "RustFS", "co": 2, "switched_from": 0, "switched_to": 0}], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=47000041", "title": "MinIO repository is no longer maintained", "mentions": 2}, {"url": "https://news.ycombinator.com/item?id=49522905", "title": "Ask HN: Freelancer? Seeking freelancer? (September 2026)", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=49125034", "title": "Getting 25 Gbps Thunderbolt Ethernet on My Mac Studio", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=48340806", "title": "10g Upgrade", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=47977081", "title": "Ask HN: Is there any good open-source alternative to MinIO?", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=47872324", "title": "I Am Building a Cloud", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {}, "2026-01": {}, "2026-02": {"recommend": 1, "neutral": 1}, "2026-03": {}, "2026-04": {"warn": 1}, "2026-05": {"recommend": 1}, "2026-06": {"neutral": 1}, "2026-07": {"neutral": 1}, "2026-08": {}, "2026-09": {"neutral": 1}, "2026-10": {}}, "quotes": [{"id": 794576102, "item_id": 49661006, "url": "https://news.ycombinator.com/item?id=49661006", "by": "jabrotapu", "date": "2026-09-11", "stance": "neutral", "quote": "Ceph, so one pool of drives serves S3, file and block", "excerpt": "SEEKING WORK | India, remote | Part-time | Overlap with US, UK, EU hours I build on-prem GPU clusters and private AI apps that run entirely on the client's own hardware, so their data never leaves the building. About 10 years full-stack, the last few on GPU infrastructure. Currently running a live production cluster: 700-800 users sharing a small physical GPU pool. GPU-backed JupyterHub, single sign-on, per-user quot", "context": "freelancer building on-prem GPU clusters", "use_case": "unified storage pool", "switched_from": "", "story": "Ask HN: Freelancer? Seeking freelancer? (September 2026)"}, {"id": 786024656, "item_id": 49126541, "url": "https://news.ycombinator.com/item?id=49126541", "by": "davkan", "date": "2026-07-31", "stance": "neutral", "quote": "I used to have a thunderbolt ring network for a ceph backend on my k8s cluster.", "excerpt": "I used to have a thunderbolt ring network for a ceph backend on my k8s cluster. On Linux load the thunderbolt_net kernel module and they show up the same as any other Ethernet interfaces. Just directly connect them and configure the network settings on each end using your normal tools. Latency was an order of magnitude higher than twisted pair but the throughput was greater than 10Gbps and I didn\u2019t have to spend on 1", "context": "", "use_case": "storage backend", "switched_from": "", "story": "Getting 25 Gbps Thunderbolt Ethernet on My Mac Studio"}, {"id": 773916080, "item_id": 48369755, "url": "https://news.ycombinator.com/item?id=48369755", "by": "sekh60", "date": "2026-06-02", "stance": "neutral", "quote": "Most of my ceph cluster is limited to 10Gbps", "excerpt": "Nice score on the used switch! I used a 10GbE Mikrotik up until recently until it started having hardware failures (my second one, a few years older is running perfectly, been very happy with it). I got exceptionally lucky finding a used 64 port 40/100Gbps enterprise switch on ebay for $1000CAD (same switch here normally goes for $3-4k CAD used). Most of my ceph cluster is limited to 10Gbps (onboard RJ45 for 4/5 node", "context": "homelab operator", "use_case": "home storage cluster", "switched_from": "", "story": "10g Upgrade"}, {"id": 767637713, "item_id": 47977357, "url": "https://news.ycombinator.com/item?id=47977357", "by": "uroni", "date": "2026-05-01", "stance": "recommend", "quote": "Robust, widely used for multi-node deployments. Would recommend for serious use.", "excerpt": "I build https://github.com/uroni/hs5 as replacement for single node use with a focus on high performance. I list other alternatives in the README there. Some short version: Ceph: Robust, widely used for multi-node deployments. Would recommend for serious use. RustFS: As an in-place replacement using the same storage format. Though, to me it is a bit suspect, e.g. if it uses fsync for durability. seaweedfs: Multi-node", "context": "", "use_case": "multi-node object storage", "switched_from": "", "story": "Ask HN: Is there any good open-source alternative to MinIO?"}, {"id": 766201218, "item_id": 47887576, "url": "https://news.ycombinator.com/item?id=47887576", "by": "irusensei", "date": "2026-04-24", "stance": "warn", "quote": "I always shake my head when I see people creating sand castles by setting up stuff like Ceph from within the cluster.", "excerpt": "I use kubernetes extensively at work. I don't manage the kubernetes cluster anymore since now we have a team that runs centralized services and you can request a namespace with a quota. But back when my team had a dedicated Azure Kubernetes cluster it was not that bad as people says it is and the biggest hassle was the extremely short lived support for each version. Then I started to realize most people who complain ", "context": "", "use_case": "in-cluster storage", "switched_from": "", "story": "I Am Building a Cloud"}, {"id": 752075616, "item_id": 47004726, "url": "https://news.ycombinator.com/item?id=47004726", "by": "jodrellblank", "date": "2026-02-13", "stance": "neutral", "quote": "I became a Ceph admin by accident", "excerpt": "> \"Ceph is a non-starter for me because you cannot have an existing filesystem on the disk. Previously I used GlusterFS on top of ZFS\" I became a Ceph admin by accident so I wasn't involved in choosing it and I'm not familiar with other things in that space. It's a much larger project than a clustered filesystem; you give it disks and it distributes storage over them, and on top of that you can layer things like the ", "context": "Ceph admin", "use_case": "distributed storage", "switched_from": "", "story": "MinIO repository is no longer maintained"}, {"id": 752032800, "item_id": 47002050, "url": "https://news.ycombinator.com/item?id=47002050", "by": "ElDji", "date": "2026-02-13", "stance": "recommend", "quote": "I successfully migrated from MinIO to Ceph, which I highly recommend.", "excerpt": "I successfully migrated from MinIO to Ceph, which I highly recommend. Along the way, I tested SeaweedFS, which looked promising. However, I ran into a strange bug, and after diagnosing it with the help of Claude, I realized the codebase was vibe-coded and riddled with a staggering number of structural errors. In my opinion, SeaweedFS should absolutely not be used for anything beyond testing \u2014 otherwise you're almost ", "context": "", "use_case": "object storage", "switched_from": "MinIO", "story": "MinIO repository is no longer maintained"}]}