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Background documentation Task State Locate the document in its SAP Library structure

The table shows the possible states of the database tasks.

You can view the current task states using the database console, among other things.

AsynClose

Closing input/output channels after backup/restore

AsynCntl

Task determining parameters or initializing backup device

AsynOpen

Opening input/output channels for backup/restore

AsynWait

Task waiting for execution of input/output activity when making backup/restore

Command reply

Task sending result of request to application

Command wait

Task is a database session without request

Connect wait

Free database session

Diaginit

Initializing trace volume

DcomObjCalled

Task is executing database procedure/COM object

Inactive

Task is in initial state and has no resources (such as stack)

InsertEvent

Task generating an event

IO wait

Waiting for I/O (W:write, R:read)

RescheduleMsec

Short-term wait situation; starts running again automatically after specified period (in microseconds)

Runnable

Can run now, but swapped due to long runtime or priority of another task

Running

Running, using CPU

Sus...

Special suspend situations

Terminated

Ending task/terminating database instance, or instance crashing

Vattach

Opening input/output channels (volumes, normal operation)

Vbegexcl

Waiting for protected memory access

Vdetach

Closing input/output channels (volumes, normal operation)

Vdevsize

Determining size or formatting of volume

Vendexcl

Can run again after protected memory access that caused lock collision

Vopmsg

Writing a message to the files knldiag, knldiag.err and/or opmsg[n]

Vrelease

Ending database session between database instance and application

Vshutdown

Operational state of database instance changing from ONLINE to ADMIN

Vsleep

Short-term wait situation; starts running again automatically after specified period

Vsuspend

Waiting for B* tree lock (very short) or log I/O, awoken explicitly

Vwait

Waiting for SQL lock

WaitForEvent

Task waiting for generation of events

 

 

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