Well actually that’s pretty much the opposite 
It’s a lot more quiet during summer vacation.
So after 2 hours and around 30 users live:
top - 06:11:09 up 1 day, 1:55, 1 user, load average: 4.09, 3.24, 2.91
Tasks: 130 total, 7 running, 123 sleeping, 0 stopped, 0 zombie
%Cpu(s): 62.5 us, 26.4 sy, 0.0 ni, 1.4 id, 7.4 wa, 0.0 hi, 2.3 si, 0.0 st
KiB Mem : 4048268 total, 135872 free, 1739644 used, 2172752 buff/cache
KiB Swap: 1048572 total, 975084 free, 73488 used. 1763862 avail Mem
06:12:12 AM pswpin/s pswpout/s
06:12:13 AM 0.00 0.00
06:12:14 AM 0.00 0.00
06:12:15 AM 0.00 0.00
06:12:16 AM 0.00 0.00
06:12:17 AM 0.00 0.00
06:12:18 AM 0.00 0.00
06:12:19 AM 0.00 0.00
06:12:20 AM 0.00 0.00
06:12:21 AM 0.00 0.00
06:12:22 AM 0.00 0.00
06:12:23 AM 0.00 6.00
06:12:24 AM 0.00 0.00
06:12:25 AM 0.00 0.00
06:12:26 AM 0.00 0.00
06:12:27 AM 0.00 5.00
06:12:28 AM 0.00 0.00
06:12:29 AM 0.00 0.00
It’s still super slow, and I keep having errors 502 on my side when I try answering a message. Some messages can be posted though.