懂云桌面，虚拟机的看过来！服务器主机显示问号，查看日志，重要报错如下，已登录虚拟机正常登录，未登录虚拟机无法登录。问题排查方向都没头绪！

Question

一、设备情况
四台曙光服务器I620-G30
通过FC连接磁盘阵列器DS8000
二、问题描述
每到周六凌晨12点左右，虚拟机显示问号，状态未知，已登录虚拟机正常使用，但是会很卡，未登录虚拟机无法登录，每次重启后，都恢复正常。
三、报错信息
1.host computer-02 has network interface which exceeded the defined threshold
2.ETL Service Stared
3.Failed to Reconstruct Master Domain for Data Center Desktop Datacenter
4.Sync Error on Master Domain between Host Computer-03 and oVirt Engine.Domain :FC Sugon is marked as Master in oVirt Engine database but not on the Storage side .Please consult with Support on how to fix this issue
5.Failed to Reconstruct Master Domain for Data Center Desktop_Datacenter
6.Host computer -02 has network interface which exceeded the defined threshold[95%](eth0 transmit rate[96], receive rate [0%]
7.Default host parameters was ignored-assigned host was not availahe
8.Host Computer-03 reports about one of the Active Storage Domains as Problematic.
9.Storage Domain FC_Sugon(Data Center Desktop_Datacenter)was deactivated by system because it's not visible by any of the hosts.
10.System Restart soft reset
11.Tim estamp Clock Synch

Answer 1

1.检查谁的发出这么多arp报文， 1/0/33、46口
2.限制arp速度
3.提高阈值，这个不太建议