改了clawJP的DNS后，延迟果然大幅降低

根据大佬 @konwalia https://www.nodeseek.com/post-398450-1 教程修改dns

vim /etc/systemd/resolved.conf

[Resolve]DNS=100.100.2.136 1.1.1.1FallbackDNS=8.8.8.8Domains=~.DNSSEC=noDNSOverTLS=noCache=yesDNSStubListener=yes

sudo systemctl restart systemd-resolved