Directory-based Cache Coherency Protocol

COA: Directory-based Cache Coherency Protocol
Topics discussed:
1) Drawback of Snooping-based protocol.
2) Understanding the working principle of Directory-based Protocol.
3) Illustration of Coverage Miss.

Music:
Axol x Alex Skrindo - You [NCS Release]

#COAByNeso #ComputerOrganizationAndArchitecture #CacheCoherencyProtocols

[rajeshprajapati]

Loved the series and Noted down things very well. Waiting for the Next Season or Session. Thank you for the cool presentations.

[Stellar-ms]

Very useful and accessible! I love the clear animation of your presentations!

[Coding_Ninjas_Coupon_Code]

Sir please, complete the series .
Please sir 🥺

[satyamy]

Sir plz upload remaining lecture of COA.

[Nk-oscj]

love the content ♥ and presntation and the way too

[kowshikapriyaboopathi]

Hello Sir, Kindly upload Computer Organization topics, too

[sandipdas]

Sir when risc von Neumann architecture and others will be uploaded?
Waiting for your beautiful lecture ❤️❤️❤️🙏.
Thank you so much sir.

[Pingulingu]

🎯 Key points for quick navigation:

00:06 *🚀 Overview of directory-based cache coherence protocol*
- Explanation of directory-based protocol designed for distributed systems.
- Comparison with snooping-based protocol highlighting the scalability advantage.
- Introduction to individual node directories and their role in managing shared data.
01:30 *📡 Communication structure in directory-based protocol*
- Description of point-to-point communication among nodes.
- Role of centralized directory in managing cache coherence.
- Example scenario of data access and update between nodes p1 and p3.
03:04 *🔄 Cache coherence maintenance in directory-based protocol*
- Process of maintaining coherence when multiple processors access and modify shared data.
- Detailed steps involving invalidation and update propagation.
- Handling of cache misses and their impact on coherence in distributed setups.
05:32 *🛡️ Benefits of point-to-point messaging in directory-based protocol*
- Prevention of bus contention and scalability issues seen in snooping-based protocols.
- Explanation of coherence misses and their resolution through direct messaging.
- Conclusion on the operational efficiency achieved by directory-based coherence systems.

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[manojharshavardhan]

Is the play list complete if not we are waiting for content & problems sir.

[computertreasure]

Sir please make videos on python Language..it's request..🙏🙏

We are facing many difficulty in python..

your channel is best.. that's why i am saying🙏🙏