大约有 800 项符合查询结果(耗时:0.0099秒) [XML]

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How large should my recv buffer be when calling recv in the socket library

...g a stream socket (SOCK_STREAM) or a datagram socket (SOCK_DGRAM) - within TCP/IP, the former corresponds to TCP and the latter to UDP. How do you know how big to make the buffer passed to recv()? SOCK_STREAM: It doesn't really matter too much. If your protocol is a transactional / interactive o...
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What is the largest Safe UDP Packet Size on the Internet

...ented packet. If you want "safe" packets, use a packet protocol on top of TCP. – Astara Jun 29 '16 at 1:34 31 ...
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高并发服务端分布式系统设计概要 - C/C++ - 清泛网 - 专注C/C++及内核技术

...的group信息,并将其缓存,后续将直接与相应的group进行通信;为避免大量“首次”查询冲垮Global Master,在Client与Global Master之间增加DNS负载均衡,可由Global Slave分担部分查询工作; (6)当Client已经拥有足够的group信息时,它...
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Maximum concurrent Socket.IO connections

...efault to a soft limit of 1024 and hard limit of 4096 and since every open TCP port represents a file, it's important to consider these limits when determining how many open sockets a machine will allow before trying to max out the library. – DeeperID Feb 27 '1...
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Remote JMX connection

...If I try to connect to this port from a remote machine using jconsole, the TCP connection succeeds, some data is exchanged between remote jconsole and local jmx agent where my MBean is deployed, and then, jconsole displays a connect error message. I performed a wireshark capture, and it shows data e...
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Sockets: Discover port availability using Java

...ng the DatagramSocket as well to check if the port is avaliable in UDP and TCP. Hope this helps. share | improve this answer | follow | ...
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Telnet is not recognized as internal or external command [closed]

I am trying to perform port forwarding to connect two emulators using TCP protocol on Windows. Although I have enabled TCP client program from control Panel, "telnet" command is not recognized in Command Prompt. Could anyone help me to fix this? ...
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In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?

... support chart (full) | wikipedia WebSockets - client ↔ server. Create a TCP connection to the server, and keep it open as long as needed. The server or client can easily close the connection. The client goes through an HTTP compatible handshake process. If it succeeds, then the server and client ...
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Simulate delayed and dropped packets on Linux

I would like to simulate packet delay and loss for UDP and TCP on Linux to measure the performance of an application. Is there a simple way to do this? ...
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How to fix Error: listen EADDRINUSE while using nodejs?

... process ID (PID) of the process running on that port (say 8888): lsof -i tcp:8888 This will return something like: COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME node 57385 You 11u IPv6 0xac745b2749fd2be3 0t0 TCP *:ddi-tcp-1 (LISTEN) Then just do (ps - ...