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| 1 | +/* |
| 2 | +https://jasonbrimhall.info/2021/01/02/powerful-monitoring-for-your-linked-servers-with-xevents/ |
| 3 | +by Jason Brimhall 2021-01-02 |
| 4 | +*/ |
| 5 | + |
| 6 | +/* Create the Event Session */ |
| 7 | +IF EXISTS |
| 8 | +( |
| 9 | + SELECT * |
| 10 | + FROM sys.server_event_sessions |
| 11 | + WHERE name = 'LinkedServerMonitor' |
| 12 | +) |
| 13 | + DROP EVENT SESSION LinkedServerMonitor ON SERVER; |
| 14 | +GO |
| 15 | + |
| 16 | + |
| 17 | +CREATE EVENT SESSION [LinkedServerMonitor] |
| 18 | +ON SERVER |
| 19 | + ADD EVENT sqlserver.oledb_data_read |
| 20 | + (ACTION |
| 21 | + ( |
| 22 | + package0.callstack |
| 23 | + , sqlserver.client_app_name |
| 24 | + , sqlserver.database_name |
| 25 | + , sqlserver.nt_username |
| 26 | + , sqlserver.query_hash |
| 27 | + , sqlserver.query_plan_hash |
| 28 | + , sqlserver.session_id |
| 29 | + , sqlserver.sql_text |
| 30 | + , sqlserver.client_hostname |
| 31 | + , sqlserver.tsql_stack |
| 32 | + , package0.event_sequence |
| 33 | + , sqlserver.context_info |
| 34 | + , sqlserver.client_connection_id |
| 35 | + , sqlserver.username |
| 36 | + , sqlserver.database_id |
| 37 | + ) |
| 38 | + ) |
| 39 | + , ADD EVENT sqlserver.oledb_query_interface |
| 40 | + (ACTION |
| 41 | + ( |
| 42 | + package0.callstack |
| 43 | + , sqlserver.client_app_name |
| 44 | + , sqlserver.database_name |
| 45 | + , sqlserver.nt_username |
| 46 | + , sqlserver.query_hash |
| 47 | + , sqlserver.query_plan_hash |
| 48 | + , sqlserver.session_id |
| 49 | + , sqlserver.sql_text |
| 50 | + , sqlserver.client_hostname |
| 51 | + , sqlserver.tsql_stack |
| 52 | + , package0.event_sequence |
| 53 | + , sqlserver.context_info |
| 54 | + , sqlserver.client_connection_id |
| 55 | + , sqlserver.username |
| 56 | + , sqlserver.database_id |
| 57 | + ) |
| 58 | + ) |
| 59 | + , ADD EVENT sqlserver.oledb_error |
| 60 | + (ACTION |
| 61 | + ( |
| 62 | + package0.callstack |
| 63 | + , sqlserver.client_app_name |
| 64 | + , sqlserver.database_name |
| 65 | + , sqlserver.nt_username |
| 66 | + , sqlserver.query_hash |
| 67 | + , sqlserver.query_plan_hash |
| 68 | + , sqlserver.session_id |
| 69 | + , sqlserver.sql_text |
| 70 | + , sqlserver.client_hostname |
| 71 | + , sqlserver.tsql_stack |
| 72 | + , package0.event_sequence |
| 73 | + , sqlserver.context_info |
| 74 | + , sqlserver.client_connection_id |
| 75 | + , sqlserver.username |
| 76 | + , sqlserver.database_id |
| 77 | + ) |
| 78 | + ) |
| 79 | + , ADD EVENT sqlserver.oledb_provider_information |
| 80 | + (ACTION |
| 81 | + ( |
| 82 | + package0.callstack |
| 83 | + , sqlserver.client_app_name |
| 84 | + , sqlserver.database_name |
| 85 | + , sqlserver.nt_username |
| 86 | + , sqlserver.query_hash |
| 87 | + , sqlserver.query_plan_hash |
| 88 | + , sqlserver.session_id |
| 89 | + , sqlserver.sql_text |
| 90 | + , sqlserver.client_hostname |
| 91 | + , sqlserver.tsql_stack |
| 92 | + , package0.event_sequence |
| 93 | + , sqlserver.context_info |
| 94 | + , sqlserver.client_connection_id |
| 95 | + , sqlserver.username |
| 96 | + , sqlserver.database_id |
| 97 | + ) |
| 98 | + ) |
| 99 | + , ADD EVENT sqlserver.oledb_provider_initialized |
| 100 | + (ACTION |
| 101 | + ( |
| 102 | + package0.callstack |
| 103 | + , sqlserver.client_app_name |
| 104 | + , sqlserver.database_name |
| 105 | + , sqlserver.nt_username |
| 106 | + , sqlserver.query_hash |
| 107 | + , sqlserver.query_plan_hash |
| 108 | + , sqlserver.session_id |
| 109 | + , sqlserver.sql_text |
| 110 | + , sqlserver.client_hostname |
| 111 | + , sqlserver.tsql_stack |
| 112 | + , package0.event_sequence |
| 113 | + , sqlserver.context_info |
| 114 | + , sqlserver.client_connection_id |
| 115 | + , sqlserver.username |
| 116 | + , sqlserver.database_id |
| 117 | + ) |
| 118 | + ) |
| 119 | + ADD TARGET package0.event_file |
| 120 | + (SET filename = N'C:\XE\LinkedServerMonitor', max_file_size = (256), max_rollover_files = (2)) |
| 121 | + , ADD TARGET package0.histogram |
| 122 | + (SET filtering_event_name = N'sqlserver.oledb_data_read' |
| 123 | + , slots = (10000) --modify depending on your needs |
| 124 | + , source = N'sqlserver.tsql_stack') |
| 125 | +WITH |
| 126 | +( |
| 127 | + MAX_DISPATCH_LATENCY = 5 SECONDS |
| 128 | + , TRACK_CAUSALITY = ON |
| 129 | + , STARTUP_STATE = ON |
| 130 | +); |
| 131 | +GO |
| 132 | + |
| 133 | + |
| 134 | +ALTER EVENT SESSION LinkedServerMonitor ON SERVER STATE = START; |
| 135 | +GO |
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