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VM with HAProxy uses 3-4 times more CPU than running in ESXi

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Hi.

We have noticed another issue with our migration from VMWare ESXi, to Proxmox.

One of our VMs has a HAProxy configured in TCP mode which passes connections to SQL server on other machine. Nothing fancy, there is almost no logic behind it, just take a TCP connection and pass it over to one of the SQL servers statically set in config.

That machine handles likes 400-500 sessions per second, which is not much, but eats up 70-80% of CPU (8 cores) when doing so. We started same machine on...

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