What is the unit of duration in SQL Profiler?
What is the unit of duration in SQL Profiler?
The SQL Server Profiler graphical user interface displays the Duration column in milliseconds by default, but when a trace is saved to either a file or a database table, the Duration column value is written in microseconds.
How do I view SQL Profiler traces?
To open the trace file:
- Open SQL Profiler, Start > Programs > Microsoft SQL Server > Profiler.
- Select File > Open >Trace File.
- Navigate to the directory where the trace file was stored and open it.
What is CPU in SQL Profiler?
the profiler CPU column returns the “Amount of CPU time (in milliseconds) used by the event. ” I am trying to capture those queries that use the highest CPU percentage usage (not just simply how long the event took to process). Does profiler provide a counter that returns the CPU usage of a given query.
What are trace files in SQL Server?
A file created when a trace is saved. Template. In SQL Server Profiler, a file that defines the event classes and data columns to be collected in a trace. Trace table. In SQL Server Profiler, a table that is created when a trace is saved to a table.
How do I read a .TRC file?
File created by SQL Server Profiler, which is included with SQL Server software; contains trace results of the activity of a SQL database; can be used to analyze a sequence of database statements. To open a TRC file, select File → Open → Trace File, select your Trace file, and click Open.
How do I schedule a SQL Server Profiler trace?
The most efficient means to define the SQL commands used for constructing a profiler trace is to use SQL Profiler.
- Start SQL Profiler and select File > New Trace. Specify the events, columns, and filters you want in your trace.
- Start the trace and then stop it.
- Export the definition.
- Save the trace file.
Does SQL Profiler affect performance?
Yes, SQL Server Profiler does affect performance. When you trace using the GUI, all events are synchronously processed and filtered, so factors such as server load, network latency, which events you collect, and even where the collected events are stored, all contribute to overhead.
How set SQL Profiler trace?
Creating a trace file is useful when troubleshooting database-related issue.
- Run the MS SQL Server Management Studio.
- Go to Tools > SQL Server Profiler.
- Provide a name under Trace name.
- Use the “Standard (default)” template.
- Click Save to File.
- Provide the path and filename for the file to be saved.
How is the duration column displayed in SQL Server Profiler?
In SQL Server 2005 and later, the SQL Server Profiler graphical user interface displays the Duration column in milliseconds by default, but when a trace is saved to either a file or a database table, the Duration column value is written in microseconds.
What is the CPU unit of SQL profiler?
SQL Profiler CPU / duration units. Beginning with SQL Server 2005, the server reports the duration of an event in microseconds (one millionth, or 10 -6 of a second) and the amount of CPU time used by the event in milliseconds (one thousandth, or 10 -3 of a second). In SQL Server 2000, the server reported both duration and CPU time in milliseconds.
Why is duration column in microseconds in SQL Server 2005?
Even in SQL Server 2000, the server reported both duration and CPU time in milliseconds. In SQL Server 2005 and later, the SQL Server Profiler graphical user interface displays the Duration column in milliseconds by default, but when a trace is saved to either a file or a database table, the Duration column value is written in microseconds.
Does SQL Server report CPU time in milliseconds or microseconds?
In SQL Server 2000, the server reported both duration and CPU time in milliseconds. In SQL Server 2005 and later, the SQL Server Profiler graphical user interface displays the Duration column in milliseconds by default, but when a trace is saved to either a file or a database table, the Duration column value is written in microseconds.
