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 |