最近新装了一台Windows 2008 R2用作Hyper-v,发现虚机经常发生网卡中断,一般10秒--3分钟

会自动恢复,查看系统日志有以下警告:

 

Event Type:    Warning
Event Source:    netvsc
Event Category:    None
Event ID:    5
Date:        2010-11-9
Time:        13:39:45
User:        N/A
Computer:    VOIP-GW-C
Description:
The miniport 'Microsoft Virtual Machine Bus Network Adapter' hung.

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 00 00 00 00 02 00 52 00   ......R.
0008: 00 00 00 00 05 00 00 80   .......?
0010: 00 00 00 00 00 00 00 00   ........
0018: 00 00 00 00 00 00 00 00   ........
0020: 00 00 00 00 00 00 00 00   ........

Hyper-V网卡中断_第1张图片

Event Type:    Information
Event Source:    netvsc
Event Category:    None
Event ID:    4
Date:        2010-11-9
Time:        13:39:29
User:        N/A
Computer:    VOIP-GW-C
Description:
The miniport 'Microsoft Virtual Machine Bus Network Adapter' reset.

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 00 00 00 00 02 00 52 00   ......R.
0008: 00 00 00 00 04 00 00 40   .......@
0010: 00 00 00 00 00 00 00 00   ........
0018: 00 00 00 00 00 00 00 00   ........
0020: 00 00 00 00 00 00 00 00   ........

Hyper-V网卡中断_第2张图片

 

搜索到一篇微软KB,安装修复补丁后问题解决~

http://support.microsoft.com/default.aspx?scid=kb;EN-US;981836