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agent.maxSockets Property in Node.js
The agent.maxSockets property defines the number of sockets that can be concurrently opened by the agent for each origin. By default, this value is set to Infinity. This is also a part of the 'http' module.
Syntax
agent.maxSockets: number
Parameters
The above function can accept the following Parameters −
number – This defines the number of concurrent sockets an agent can have. Its default value is set to Infinity.
Example
Create a file with name – maxSockets.js and copy the below code snippet. After creating file, use the following command to run this code as shown in the example below:
node maxSockets.js
maxSockets.js
// agent.maxSockets method Demo example
// Importing the http & agentkeepalive module
const http = require('http');
const agent = require('agentkeepalive');
const keepaliveAgent = new agent({
maxSockets: 100,
maxFreeSockets: 10,
timeout: 60000, // active socket keepalive for 60 seconds
freeSocketTimeout: 30000, // free socket keepalive for 30 seconds
});
const options = {
host: 'tutorialspoint.com',
port: 80,
path: '/',
method: 'GET',
agent: keepaliveAgent,
};
console.log("Max free sockets: ",keepaliveAgent.maxSockets);
console.log('[%s] agent status changed: %j', Date(),
keepaliveAgent.getCurrentStatus());Output
C:\home
ode>> node maxSockets.js Max sockets: 100 [Fri Apr 30 2021 12:28:24 GMT+0530 (India Standard Time)] agent status changed: {"createSocketCount":0,"createSocketErrorCount":0,"closeSocketCount":0,"errorS ocketCount":0,"timeoutSocketCount":0,"requestCount":0,"freeSockets":{},"socket s":{},"requests":{}}
Updated on: 20-May-2021
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