如何在Java中同时与1000个插座进行通信?

This is the problem description We have thousands of devices(approx 4k -5k) through which we have to read data continuously, every 2 min or 30 seconds. Each device has its unique IP. This data would be collected and then stored in database. These devices are at 100's of location around the country. The data would not be read 24X7 but for at least 12 hrs.This is the problem description We have thousan