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Thursday, July 23, 2009 5:47 PM

PRB: RML Utilities – OStress QryBindColumnStorage: unknown/unhandled SQL datatype

Summary During OStress replay you encounter an error like the following and processing stops: 07/21/09 08:05:39.697 [0x00001C0C] QryBindColumnStorage: unknown/unhandled SQL datatype (-152), column number 25 (YourColumn) 07/21/09 08:05:40.697 [0x00001C0C]
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Wednesday, February 11, 2009 6:58 PM

PRB: RML Utilities - ReadTrace processing fails with "Attempt to use an invalid variant type"

Summary ReadTrace processing may unexpectedly fail with the following error: A serious error condition (true == pVariant->FIsUnknownType()) has been encountered.                
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Wednesday, February 11, 2009 2:49 PM

RML Utilities: Recommended SQL Server 2008 updates for ReadTrace processing

There have been a couple of SQL Server 2008 fixes shipped in recent Cumulative Updates, that address issues you may encounter during ReadTrace processing and .RML generation, or OStress replay.  Here are the updates we recommend if you use SQL Server
Posted by psssql | 1 Comments
Thursday, January 29, 2009 1:52 PM

PRB: RML Utilities - Reporter errors during report rendering

Summary On a sporadic basis you may encounter any one of the following errors while rendering reports in Reporter: Index was outside the bounds of the array. Object reference not set to an instance of an object. Fix The following Reporting Services hotfix
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Friday, January 23, 2009 10:10 PM

INF: Multi-Machine Replay Using ORCA and OSTRESS

You can place ORCA on a central computer and allow it to control the sequencing from multiple client computers running OSTRESS.    To accomplish this you must configure the firewall properly. Note: Be sure to install the same version of
Posted by psssql | 0 Comments
Wednesday, January 21, 2009 4:50 PM

PRB: RML Utilities - ReadTrace and how to workaround MARS

Summary We've lately gotten several questions from users regarding ReadTrace and how to workaround when your input trace files contain MARS (Multiple Active Result Sets).  ReadTrace currently does not support processing MARS and you will need to
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Monday, January 12, 2009 11:14 PM

ReadTrace Generates Unexpected Connect Node - Not Really

At first glance it appears that ReadTrace has generated an unexpected connect node.  Upon closer inspection the behavior is correct in order to maintain the proper set options for the connection. Trace has both physical and logical connect/disconnect
Posted by psssql | 0 Comments
Thursday, January 08, 2009 5:51 PM

Filtering Trace Data Without Loading In Profiler or Database Table

We are often asked how to extend the filtering of RML (ReadTrace/OStress) or Profiler.  Filtering during trace production is the preferred method because it typically reduces the overall impact of the Trace on the SQL Server throughput.  
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Friday, December 12, 2008 8:22 PM

INF: RML Utilities: Turning on Trace Flags

Summary When using the RML utilities the logged message or documentation can indicate that use of a trace flag is necessary to change behavior. More Information The RML Utilities use command line parameter ( -T ) as a trace flag to alter the utilities
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Friday, November 14, 2008 11:35 PM

PRB: RML Utilities - ReadTrace -M or -MF parameters cause processing to fail with SQL 2008 trace files

Summary ReadTrace processing may unexpectedly stop with an assertion if you use the -M or -MF parameters with SQL 2008 trace files. Workaround Do not use the -M or -MF parameters with SQL 2008 trace files. More Information This problem is currently being
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Friday, November 14, 2008 4:20 PM

INF: RML Utilities - You cannot use 9.01 Reporter against performance analysis database loaded by down-level ReadTrace

Summary If you use the latest 9.01 release of Reporter and point to a performance analysis database that was loaded by a down-level version of ReadTrace, you may get errors about missing stored procedures such as the following: "Could not find stored
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Wednesday, November 12, 2008 11:40 PM

PRB: RML Utilities - Setup may Always Prompt for Report Viewer 2008 Redistributable

Summary In rare circumstances on systems with UAC enabled, setup of Cumulative Update 1 of the RML Utilities may continue to prompt you for the Microsoft Report Viewer 2008 Redistributable (SP1 or later) even after you have already installed the redistributable:
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Wednesday, November 12, 2008 3:01 PM

Cumulative Update 1 to the RML Utilities for Microsoft SQL Server Released

    Version 9.01 of the RML Utilities for Microsoft SQL Server has been released.  This release of the RML Utilities provides support for SQL Server 2000, SQL Server 2005 and SQL Server 2008.  Additionally this release of the
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Monday, November 03, 2008 2:20 PM

RML Utilities: ReadTrace may encounter assertion building the partial aggregates

Summary In rare circumstances ReadTrace may encounter the following SQL Server 2008 assertion error when attempting to execute a parallel query. 11/03/08 00:05:35.139 [0X00003B94] Dumping error record 1 of 2: 11/03/08 00:05:35.139 [0X00003B94] --------------------------------------------------------------------------
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Tuesday, October 07, 2008 9:19 PM

RML Utilities: ReportViewer Bug Affects SQL Server Management Studio and Reporter Utility

Summary An index out of bounds error can occur while rendering a report in Local Report Viewer Mode with more than one dataset. Outer Exception: Object reference not set to an instance of an object, an error occurred during rendering of the report. Inner
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