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标签归档:HOTPLUG
udev_start导致vip漂移(常见情况:rac在线加盘操作引起)
客户对asm进行扩容,执行udev_start命令之后,所有的vip全部漂移,业务全部中断
优先恢复业务,把所有vip漂移回来
[grid@rac3 ~]$ srvctl relocate vip -i rac1 -n rac1 -f -v VIP was relocated successfully. [grid@rac3 ~]$ srvctl relocate vip -i rac2 -n rac2 -f -v VIP was relocated successfully. [grid@rac3 ~]$ srvctl relocate vip -i rac3 -n rac3 -f -v VIP was relocated successfully. [grid@rac3 ~]$ srvctl relocate vip -i rac4 -n rac4 -f -v VIP was relocated successfully.
出现该问题的原因是由于udev_start命令引起网卡瞬间中断,从而使得vip发生漂移
![20230513212316](https://www.xifenfei.com/wp-content/uploads/2023/05/20230513212316.png)
查看ifcfg配置文件
![20230513212440](https://www.xifenfei.com/wp-content/uploads/2023/05/20230513212440.png)
引起该问题的原因是udev对网卡进行了操作,从而引起该问题,处理建议在对应的ifcfg文件中加上 HOTPLUG=”no” (pulbic,private和其他需要关注的网络)
参考:Network interface going down when dynamically adding disks to storage using udev in RHEL 6 (Doc ID 1569028.1)
![20230513213713](https://www.xifenfei.com/wp-content/uploads/2023/05/20230513213713.png)