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Comet and node.js - how many concurrent connections can be expected on an EC2 server?

With a comet server running on node.js - how many concurrent connections can be expected from an EC2 server?

Has anyone done this before and found a reasonable limit?

With our specific application, it’s quite rare to push data to clients quite rarely, it is more than the maximum simultaneous connections to the server, which bothers us. We look somewhere between 200 thousand - 500 thousand, I think, and I'm trying to find out if the comet will work without a monstrous fleet of servers ...

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If you are using Linux, find out the contents of / proc / sys / net / ipv 4

, net.ipv4.netfilter.ip_conntrack_max , , . , orphan_retries, . , . TCP.

, , Linux FreeBSD OpenSolaris/Illumos.

FreeBSD /boot/loader.conf

OpenSolaris/Illumos ndd.

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Source: https://habr.com/ru/post/1794000/

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