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www.saminiir.com | ||
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sookocheff.com
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| | | | | The transmission control protocol (TCP) does one job very well - it creates an abstraction that makes an unreliable channel look like a reliable network. For applications built over an unreliable network like the Internet, TCP is a godsend that hides a lot of the inherent complexity in building networked applications. A laundry list of TCP features that application developers rely on every day includes: retransmission of lost data, in-order data delivery, data integrity, and congestion control. This arti... | |
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savvinov.com
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| | | | | Introduction In this article I describe the basic mechanics of TCP and DataGuard as well as relevant performance metrics on the database, OS and network sides. The idea is to give DBAs some ammunition in addressing DataGuard performance issues. The most important stage of troubleshooting is the correct identification of the nature of the issue,... | |
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unorde.red
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| | | | | [AI summary] This article provides a technical overview of the Transmission Control Protocol (TCP), explaining how it ensures reliable data transfer over an unreliable network using concepts like ports, sequence numbers, acknowledgments, and connection handshakes. | |
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www.kylehailey.com
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| | | What happens with I/O requests over NFS and more specifically with Oracle? How does NFS affect performance and what things can be done to improve performance?What happens at the TCP layer when I request with dd an 8K chunk of data off an NFS mounted file system?Here is one example:I do add if=/dev/zero of=foo bs=8k count=1where my output file is on an NFS mount, I see the TCP send and receives from NFS server to client as:(the code is in dtrace and runs on the server side, seetcp.dfor the code | ||
