How to delete floating IP manually

Yesterday, I encountered a floating database cluster ip Configuration error , You need to delete the deployed environment , Rebuild . float ip Must not be occupied .

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1. Before deleting the environment , First, determine whether the cluster process exists

2. Stop the cluster with one click , Floating at this time ip It will clear away ; If the cluster is not stopped , Instead, it cleans up the environment directly , float ip Will take up

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  Resolve float ip The way to ：（centos Environmental Science ）

   Remove the floating ip   ip  addr del   192.168.100.46    eno1

   network card down   ifconfig  eno1:0 down

   Found floating ip There is still , The network card needs to be restarted   service network restart

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  Disable network card ：ifdown  Equipment name

  Enable network card ：ifup     Equipment name