SQLServer DeadLock Victim SQL-Show

sp_configure 'show advanced options', 1
GO
RECONFIGURE
GO
sp_configure 'blocked process threshold', 20
GO
RECONFIGURE
GO

--

SELECT session_id, wait_duration_ms, wait_type, blocking_session_id
FROM sys.dm_os_waiting_tasks
WHERE blocking_session_id <> 0;
--

SELECT DTL.resource_type,
CASE
WHEN DTL.resource_type IN ('DATABASE', 'FILE', 'METADATA') THEN DTL.resource_type
WHEN DTL.resource_type = 'OBJECT' THEN OBJECT_NAME(DTL.resource_associated_entity_id)
WHEN DTL.resource_type IN ('KEY', 'PAGE', 'RID') THEN
(
    SELECT OBJECT_NAME([object_id])
    FROM sys.partitions
    WHERE sys.partitions.hobt_id =
    DTL.resource_associated_entity_id
)
ELSE 'Unidentified'
END AS requested_object_name, DTL.request_mode, DTL.request_status,
DOWT.wait_duration_ms, DOWT.wait_type, DOWT.session_id AS [blocked_session_id],
sp_blocked.[loginame] AS [blocked_user], DEST_blocked.[text] AS [blocked_command],
DOWT.blocking_session_id, sp_blocking.[loginame] AS [blocking_user],
DEST_blocking.[text] AS [blocking_command], DOWT.resource_description
FROM sys.dm_tran_locks DTL
INNER JOIN sys.dm_os_waiting_tasks DOWT
ON DTL.lock_owner_address = DOWT.resource_address
INNER JOIN sys.sysprocesses sp_blocked
ON DOWT.[session_id] = sp_blocked.[spid]
INNER JOIN sys.sysprocesses sp_blocking
ON DOWT.[blocking_session_id] = sp_blocking.[spid]
CROSS APPLY sys.[dm_exec_sql_text](sp_blocked.[sql_handle]) AS DEST_blocked
CROSS APPLY sys.[dm_exec_sql_text](sp_blocking.[sql_handle]) AS DEST_blocking
WHERE DTL.[resource_database_id] = DB_ID();
--

SELECT DTL.resource_type,
CASE
WHEN DTL.resource_type IN ('DATABASE', 'FILE', 'METADATA') THEN DTL.resource_type
WHEN DTL.resource_type = 'OBJECT' THEN OBJECT_NAME(DTL.resource_associated_entity_id, SP.[dbid])
WHEN DTL.resource_type IN ('KEY', 'PAGE', 'RID') THEN
(
    SELECT OBJECT_NAME([object_id])
    FROM sys.partitions
    WHERE sys.partitions.hobt_id =
    DTL.resource_associated_entity_id
)
ELSE 'Unidentified'
END AS requested_object_name, DTL.request_mode, DTL.request_status,
DEST.TEXT, SP.spid, SP.blocked, SP.status, SP.loginame
FROM sys.dm_tran_locks DTL
INNER JOIN sys.sysprocesses SP
ON DTL.request_session_id = SP.spid
--INNER JOIN sys.[dm_exec_requests] AS SDER ON SP.[spid] = [SDER].[session_id]
CROSS APPLY sys.dm_exec_sql_text(SP.sql_handle) AS DEST
WHERE SP.dbid = DB_ID()
AND DTL.[resource_type] <> 'DATABASE'
ORDER BY DTL.[request_session_id];
--

EXEC sp_who2 ;

--

SELECT * FROM sys.dm_tran_locks;


Links: 
https://msdn.microsoft.com/en-us/library/ms174313.aspx
https://technet.microsoft.com/en-us/library/ms177475(v=sql.105).aspx
https://www.mssqltips.com/sqlservertip/2429/how-to-identify-blocking-in-sql-server-2005-and-2008/