系统文件修改

open the file in a text editor:

1	sudo nano /etc/security/limits.conf

And add at the end:

1 2	* - nofile 16384 root - nofile 16384 samba hard nofile 32768

nano /etc/sysctl.conf

net.core.default_qdisc=fq
net.ipv4.tcp_congestion_control=bbr
fs.inotify.max_user_watches=1048576