I have 1 C-4 and 1 C-5 Hub on the fence about buying C-7

[erktrek]

C-4's running 64-bit JVM which could impact performance in terms of resources/overhead.

C-4 web interface really slow on 2.2.3.148?

I have also had performance issues with the C4 on 2.2.3. It was much worse on the earlier builds of 2.2.3 than it is now on the later ones. I was chatting to @gopher.ny about it about a month ago and he offered this: “ I'll take a closer look at C4 performance once we're done with outright bugs/issues with 2.2.3. In case you're wondering, C4s and earlier hubs run a different version of Linux than C5s and up, and they also run 64-bit JVM vs. 32-bit JVM in C5s+. Trying to come up with settings th…

I'm in the process of migrating my 2 C-4 hubs over to a C-7 and maybe a C-5 for Zigbee.