>From OPERATOR:

16:12:32 HCPSWU2843E A stall was detected for TCP/IP Controller DTCVSW1.
HCPSWU2843E It was managing device 0F00 for VSWITCH SYSTEM VM3SW1.      
16:12:32 HCPSWU2830I VSWITCH SYSTEM VM3SW1 status is in error recovery. 
HCPSWU2830I DTCVSW2 is new VSWITCH controller.                          
16:12:33 HCPSWU2831E CP Controller error 5 for DTCVSW1.                 
16:12:33 HCPSWU2830I VSWITCH SYSTEM VM3SW1 status is ready.             
HCPSWU2830I DTCVSW2 is VSWITCH controller.  

There was a daylong stream of DTCOSD246I and DTCOSD247I messages. The
only other messages from the controller were:

OSA 0F00 DETACHED DTCVSW1 0F00 BY DTCVSW1  
OSA 0F01 DETACHED DTCVSW1 0F01 BY DTCVSW1  
OSA 0F02 DETACHED DTCVSW1 0F02 BY DTCVSW1                              

Regards, 
Richard Schuh 

 

> 
> If it connected, that implies that it was previously 
> disconnected.  A disconnected controller will upset CP to no 
> end and he will failover the controller and take the OSAs 
> with it.  Someone logged onto the controller sitting in 
> MORE/HOLDING would be sufficient cause.  But you should also 
> see more errors earlier in the controller's console log.
> 
> Alan Altmark
> z/VM Development
> IBM Endicott
> 

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