bin/XEtemplates/Database File IO.xml
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<event_sessions xmlns="http://schemas.microsoft.com/sqlserver/2008/07/extendedeventconfig">
<event_session name="Database File I/O" maxMemory="4" eventRetentionMode="allowSingleEventLoss" trackCausality="false" dispatchLatency="30" maxEventSize="0" memoryPartitionMode="none"> <templateCategory> <!-- _locID_text="templateCategory" _locComment = "" -->Everyday Extended Events</templateCategory> <templateName> <!-- _locID_text = "templateName" _locComment = "" -->Database File IO</templateName> <templateDescription> <!-- _locID_text = "templateDescription" _locComment = "" -->Use event counter and histogram to see which database file(s) have the most reads and writes.</templateDescription> <event package="sqlserver" name="file_read_completed"> <action package="sqlserver" name="client_app_name" /> <action package="sqlserver" name="client_hostname" /> <action package="sqlserver" name="database_id" /> <action package="sqlserver" name="database_name" /> <action package="sqlserver" name="plan_handle" /> <action package="sqlserver" name="sql_text" /> <parameter name="collect_io_data" value="1" /> <parameter name="collect_path" value="1" /> <predicate> <leaf> <comparator name="greater_than_uint64" package="package0" /> <global name="database_id" package="sqlserver" /> <value>4</value> </leaf> </predicate> </event> <event package="sqlserver" name="file_write_completed"> <action package="sqlserver" name="client_app_name" /> <action package="sqlserver" name="client_hostname" /> <action package="sqlserver" name="database_id" /> <action package="sqlserver" name="database_name" /> <action package="sqlserver" name="plan_handle" /> <action package="sqlserver" name="sql_text" /> <parameter name="collect_path" value="1" /> <predicate> <leaf> <comparator name="greater_than_uint64" package="package0" /> <global name="database_id" package="sqlserver" /> <value>4</value> </leaf> </predicate> </event> <target package="package0" name="event_counter" /> <target package="package0" name="histogram"> <parameter name="filtering_event_name" value="sqlserver.file_read_completed" /> <parameter name="source" value="file_id" /> <parameter name="source_type" value="0" /> </target> </event_session> </event_sessions> |