(Republishing, or using this info in a commercial product/website, is prohibited without permission. All other uses are permitted. If in doubt, please ask.)
Description:
This wait type is when a thread is waiting for an SNI listener to be destroyed. The SQL Server Network Interface (SNI) protocol layer is a generic framework for encapsulating TDS packets and communicating with clients over whatever protocol has been configured.
(Books Online description: N/A)
Questions/comments on this wait type? Click here to send Paul an email, especially if you have any information to add to this topic.
Added in SQL Server version:
2014
Removed in SQL Server version:
N/A
Extended Events wait_type value:
The map_key value in sys.dm_xe_map_values is 975 in 2014 RTM. After 2014 RTM, you must check the DMV to get the latest value as some map_key values have changed in later builds.
Other information:
N/A
Known occurrences in SQL Server (list number matches call stack list):
- Waiting for a listener to be destroyed (in this case, after dropping a Service Broker endpoint)
Abbreviated call stacks (list number matches known occurrences list):
- SOS_Task::PostWait+9e
EventInternal<SuspendQueueSLock>::Wait+25e
SNIAutoEvent::Wait+88
SNITerminateListener+17c
CSbTransportMgr::StopEndpoint+3d
CSbTransportMgr::NotifyEndpointChange+4c0
CUcsManager::ChangeNotification+33c
CSbMsgDispatcher::NotifyEndpointChange+2f5
IBrokerEndpointConfig::PostTransactionCommitNotify_Drop+fa
VLR_RegisterEndpoint::CommitAndRelease+ec
XdesRMReadWrite::CommitAllVirtualLogRecs+e4
XdesRMReadWrite::PreDestruct+23e
XdesRMFull::~XdesRMFull+b2
XdesRMFull::`vector deleting destructor’+14
XactRM::SinglePhaseCommit+1e3
XactRM::CommitInternal+472
FullXactImp::Commit+33f
CMsqlXactInternalReadWrite::Commit+19
CMsqlXactImp::Commit+1d6
CXStmtDDL::FinishNormalImp+e1
CMsqlExecContext::ExecuteStmts<0,1>+9d8
CMsqlExecContext::FExecute+a58