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Name: Ceph.md

Version: 1.0.0 Author: A'nil Cyborg Author URI: https://aliens.company Requires: Aliens Wiki / HIEN…

Overview
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Name: Ceph.md — Quick Facts

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Property: Detail

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Full Name: Ceph (named after cephalopod —…

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Type: Distributed Storage Platform

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Created By: Sage Weil (PhD thesis, UC Santa…

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Infobox

📚 | Property | Detail | |---|---| | Full Name | Ceph (named after cephalopod — octopus) | |…
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History

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OpenStack ne Ceph ko…

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Kubernetes ecosystem me Rook (Ceph…

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CERN ne Ceph deploy kiya apne…

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Major cloud providers aur telcos…

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Architecture

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RADOS = sab kuch ka foundation.…

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Clients CRUSH algorithm use karke…

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Monitors cluster state maintain…

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No single point of failure — har…

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CRUSH Algorithm

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Failure domains: rack, row,…

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Rules: replicas alag racks/hosts…

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Weights: bade disks ko zyada data…

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No central bottleneck

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Core Components

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Cluster map ka SSOT (Single Source…

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Maps: OSD map, MON map, PG map,…

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Paxos (older) ya RAFT-based…

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Quorum chahiye — isliye odd number…

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Storage Types

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Amazon S3 compatible API —…

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OpenStack Swift compatible bhi

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Multi-site replication (disaster…

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Bucket policies, lifecycle…

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Data Flow

🌟 Write Path (simplified) 1. Client CRUSH calculate karta hai → primary OSD determine hota…
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BlueStore vs FileStore

🚀 | Feature | BlueStore (Default) | FileStore (Legacy) | |---|---|---| | Introduced |…
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Deployment Options

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3 MON nodes (odd number for quorum)

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3+ OSD nodes (1 OSD per disk,…

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2 MGR nodes (active-standby)

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MDS nodes (only if CephFS needed)

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Ceph vs Alternatives

💡 | Feature | Ceph | GlusterFS | MinIO | HDFS | NetApp ONTAP | |---|---|---|---|---|---| |…
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Use Cases

🎯 | Use Case | Storage Type Used | Why Ceph | |---|---|---| | OpenStack Cloud | RBD…
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Common Mistakes

⭐ Mistake 1: Kam Nodes Se Start Karna Ceph minimum 3 hosts chahiye (replication factor 3 ke…
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Best Practices

🔑 1. Separate Public and Cluster Networks Public network = client ↔ OSD traffic. Cluster…
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Interview Questions and Answers

✨ Q1: Ceph kya hai aur yeh traditional storage (SAN/NAS) se kaise different hai? A: Ceph ek…
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Glossary

🌟 | Term | Meaning | |---|---| | Ceph | Open-source distributed storage platform (object +…
Comparison
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BlueStore vs FileStore

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Introduced: Luminous (2017)

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Underlying: Direct disk access (no…

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Performance: Better (no double-write)

Comparison
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Ceph vs Alternatives

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Type: Unified (Object+Block+File)

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License: Open-source (LGPL)

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Scale: Exabytes

Diagram
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Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

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Distributed computing

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Object storage

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Block storage

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File system

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OpenStack

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Kubernetes

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

Name: Ceph.md ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

Name: Ceph.md ka 'Full Name' kya hai?

Complete! 🎉
COMPLETE

Name: Ceph.md Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

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Name: Ceph.md Complete

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Distributed computing

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