Category Archives: Linux

Nginx如何对变量进行debug

add_header X-debug $suffix;
[……]

Create a Multi-Cluster Monitoring Dashboard with Thanos, Grafana and Prometheus

Create a Multi-Cluster Monitoring Dashboard with Thanos, Grafana and Prometheus

开源dashboard

https://grafana.com/grafana/dashboards

https://github.com/percona/grafana-dashboards/[……]

Ubuntu和Windows双系统解决时区不一致的问题

timedatectl set-local-rtc 1 –adjust-system-clock

[……]

如何限制deb包被自动升级(想保留老版本)

转载自：https://askubuntu.com/questions/18654/how-to-prevent-updating-of-a-specific-package

dpkg或者apt二选一即可

dpkg层面
# Put a package on hold:
echo “<package-name> hold” | sudo dpkg –set-selections

# Remove the hold:
echo “<package-name[……]

iptables本地端口转发到远程端口

# Now, to forward port 9999 on host 192.168.202.103 to port 80 on host 192.168.202.105
# we need to add the following rules to the iptables configuration of host 192.168.202.103:
sudo iptables -t nat -A PREROUTING -p tcp –dport 9999 -j DNAT –to-d[……]