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Foglight for SQL Server (Cartridge) 5.7.5.1 - Release Notes

Resolved Issues and Enhancements

Resolved Issues and Enhancements

The following is a list of issues addressed and enhancements implemented in this release.

Issues Resolved in this Patch

General

Defect ID

Resolved Issue

SSDB-14052 In Memory databases doesn't return information when the number of databases is high
SSDB-13849 Supports long FglAM names through the installation wizard
SSDB-13809 Prevent SQL agents topology duplication
SSDB-13772 Enterprise Disk Storage is now replaced by two reports:
Top Disk Space Usage: Shows top instances (By size) and enables filtering their displayed disks by available free space (% or MB). Disk Space Usage: Shows the disk usage by an instance
SSDB-13751, SSDB-13747, SSDB-13594 Reduce the log files to the minimum required
SSDB-13558 Degree of Parallelism – Metric units changed to 'Threads'
SSDB-13604 Protect against false CPU utilization reported on SQL Server of version 2008 (due to Microsoft's case number 115020112345243)
SSDB-13899 Prevent SQL agents topology duplications

 

Database Administration Dashboard

Defect ID

Resolved Issue

SSDB-13400 Add description to all alarms
SSDB-14046 Default Email have been revised to check the minimal severity

 

Rules

Defect ID

Resolved Issue

SSDB-14075 Rule DBSS - File Group Utilization has been tuned
SSDB-14019 Rule "DBSS - Long Running Job' have been tuned
SSDB-13935 Rule  "DBSS - Days Since Last Backup" has been tuned

 

Collections

Defect ID

Resolved Issue

SSDB-13897,
SSDB-13638
The Blocking collection has been revised in order to handle Lock request time out period and multiple lock types
SSSDB-13867 HADR - Always on collection have been revised to handle listeners with multiple IP's
SSSDB-13848 SPI collections now supports Case Sensitive instances
SSSDB-13216 Added protection to Agent Job List collection when job duration is negative (Due to time change)
SSSDB-13621 Error log collection has been revised due to Microsoft bug SR Number: 115020112345243

Issues also Resolved in Version 5.7.1

 General

Defect ID

Resolved Issue

SSDB-13235 SPM Installer includes embedded agent manager for Win 64
SSDB-13045 Change defaults settings for alert log collection affecting alarms
SSDB-12721 Revised the validation process of windows group users is SQL Server during the monitoring and creation of the agent
SSDB-12645 Revised the OS credential mapping in case credentials are NULL
SSDB-12134 Revised the agent manager selection mechanism in the agent installer
SSDB-12098 Revised the installer to handle agent display name with special characters
SSDB-12069 Alert the user for each log shipping failure
SSDB-11661 Check disk percentage used for the disk containing database backups as well as database files
SSDB-10652 Revised the Databases support dashboard - Topology cleaner

 

Database Administration Dashboard

Defect ID

Resolved Issue

SSDB-12710, SSDB-12626 Revised the Save mechanism
SSDB-11572 Exclude databases - Added an option to exclude databases by submitting a regular expression
SSDB-10537 Email settings was moved from the alarms section to the Foglight administration and will apply to all cartridges also added the ability to prefix a default Email address for all agents
SSDB-12845 default values in the Error log settings are changed:
  • The minimal severity for which summary alarms are invoked are - OFF
  • The minimal severity for which alarms are invoked are - FATAL

 

Rules

Defect ID

Resolved Issue

SSDB-12835

Revised DBSS - Availability Group Database is not Failover Ready

 

New Rules:

  • DBSS - Backup Media Free Space Is Too Low
  • DBSS - Unable To Check Backup Media
  • DBSS - Log Shipping Failures Detailed
  • DBSS - Resource Pool Usage Too High
  • DBSS - TempDB is low on storage resources

 

Collections

Defect ID

Resolved Issue

SSDB-12450, SSDB-12340 Reporting services collection has been revised to be able to handle Reporting services database name with special characters
SSDB-11068 Revised the Databases collection:
  • Retrieve the db state from state_desc column in sys.databases
  • Database in mirroring state status

Issues also Resolved in Version 5.7.1.2

Defect ID

Resolved Issue

SSDB-13652

Improve command-line Installer performance

SSDB-13643

Remove deleted SQL PI repository agent from available agents

SSDB-13618

Improve SQL PI dashboard performance

Issues also Resolved in Version 5.7.0

General

Defect ID

Resolved Issue

SSDB-12046 Cluster collection has been revised to support virtual name containing special characters.
SSDB-10977 Revised the Deadlock collection usage of the SQL Server trace.
SSDB-10642 Revised the Agent Installer time out mechanism.
SSDB-11515, SSDB-11113 Support for connecting with a Windows account for a user whose password contains more than 14 characters.
SSDB-11144 Support in the Agent Install for non-Latin collations
SSDB-11479 The Cache hit metric has been replaced to present % in the History HP, Real-time HP and Reports.
SSDB-10524 Added the option to reuse the DB credentials.

 

Database Administration Dashboard

Defect ID

Resolved Issue

SSDB-9937, SSDB-11496 Revised the Email notification settings and configuration.
SSDB-11855 Support changing retention policy for multiple agents in one action.
SSDB-11809 Revised the Alarm severity saving.
SSDB-11383 Email Server settings can now only be configured through Foglight Administration > Email Configuration

 

Rules

Defect ID

Resolved Issue

SSDB-11816 DDBS- Replication Agents Status rules have been modified to be fired for the correct status of the snapshots agents.
 

The following rules have been removed:

  • DBSS - Advisories Instance
  • DBSS - Advisories - Summary
  • DBSS - Change Tracking
  • DBSS - Change Tracking - Summary
  • DBSS - Change Tracking User-defined
  • DBSS - Retention Policy PA
  • DBSS - Retention Policy PA Repository
  • DBSS - Agent Status
  • DBSS - Previous Performance Analysis Version Detected
  • DBSS - Repository is not up-to-date
  • DBSS - Average Percentage Used

The following rules have been modified:

  • DBSS - Long Running Job
  • DBSS - Job Failed
SSDB-11383 Email Server settings can now only be configured through Foglight Administration > Email Configuration

 

Collections

Defect ID

Resolved Issue

SSDB-11775 File group collection has been revised for files located on different disk volumes.
SSDB-11717 Error log collection has been revised to handle special strings.

 


Known Issues

Known Issues

The following is a list of issues known to exist at the time of this release.

General Issues

Defect ID Known Issue
SSDB-13479 In environments configured to use Agent Manager in High Availability mode the chosen Agent Manager hosting the SQL PI repository will host watchdog and maintenance agents that cannot participate in the Agent Manager high availability utility.
SSDB-13199 Selecting a batch text in the lock tree may navigate to a non-equal batch in the TSQL Batches dimension.
SSDB-9277 In SQL Server 2012, when a database is part of an availability group and is currently accessible for connections, when the application intent is set to read only, several collections will fail.
SSDB-9138 Cluster data can be collected only if the xp_cmdshell parameter is configured.
To configure this parameter, run the following commands:

EXEC sp_configure ‘show advanced options’,1
GO
--To update the currently configured value for advanced options.
RECONFIGURE
GO
—- To enable the feature.
EXEC sp_configure ‘xp_cmdshell’, 1
GO
—- To update the currently configured value for this feature.
RECONFIGURE
GO
SSDB-8987, SSDB-7326  On Microsoft Windows 2008 R2, a SQL Server version 2012 instance with a name that contains inverted commas (''; (for example:'X641_ENT1') can encounter issues with the retrieval of WMI data. This is by design on the part of Microsoft.
Workaround: If WMI data is not retrieved, the instance name without the '' should be added in the field Service Name in the Agent Properties dashboard
SSDB-8949 When editing the properties of the Foglight Agent Manager concentrator (Dashboards > Administration > Agents > Agent Status), the name of the Foglight Agent Managers should be entered in the Downstream FglAMs section exactly as they appear in the topology, under Home > Agents > All agents > <Agent name> > RMI data > Fglam host property.
SSDB-8826 A Foglight Agent Manager (FglAM) residing on a Linux/UNIX machine cannot use Windows Remote Management (WinRM) to establish a connection with a Windows server. Connection using WinRM can only be carried out by a Foglight Agent Manager (FglAM) residing on a Windows machine.
SSDB-8388 In an environment that includes a Foglight Agent Manager concentrator, when upgrading the environment where the concentrator does not contain any regular agents, the concentrator is not upgraded. Therefore, after the upgrade process takes place the Foglight Agent Manager concentrator has to be deployed manually.
SSDB-7866 When running the agent installation wizard on a monitored host whose OS version is Windows 2008 R2, the OS validation fails.
Workaround: review the following knowledge base article: https://support.quest.com/kb/SOL63439
SSDB-7241, WCF-12907 Currently users can create a recursive service, which calls itself and thereby causes an endless loop. If a user creates such a service the Databases dashboard will not be displayed.
SSDB-7090 Reuse and copy of user-defined collections is only possible for collections that were created after the 5.6.4 version of the product was installed.
SSDB-7059 The reports wizard contains multiple "all reports" tabs. Each tab is for a different database type.
SSDB-3045 In a Federation environment, deleted agents are still displayed in the Global View > Databases  table.
SSDB-3061 Changes made in the Global Administrations > Alarms screen are saved when switching to another global administration screen, even if selecting "Yes" in the dialog box that asks whether to exit without saving changes.
SSDB-3039 The DBSS- Deadlock Details alarm is disabled by default.
SSDB-2455 User-defined collection names and fields must be entered in Latin characters (A to Z), without any special symbols.
SSDB-2379 When working with Global View while the screen resolution is set to 1024 by 768 pixels, it is advisable to switch to the browser's full view (F11 toggles between full and normal views in all browsers).
SSDB-2060 On SQL Server 2008, deadlocks on two different databases of the same instance become one chained deadlock.
Workaround: Implement trace flag -T1234
SSDB-5248 Editing a user-defined collection results in periodic overlap of data.
SSDB-5542 Creating a user-defined collection with more than one SQL in it will not alert the user, however, only the first SQL in the collection will be executed.
ODB-2984 In the Global Administration > User-defined Collections screen, it is possible to create two collections that bear the same name with a different capitalization (for example: MyCollection and Mycollection); however, the more recently created collection will not appear in the topology, nor will it be displayed on the User-defined Collections panel.
ODB-2829 When running user-defined collections on dynamic tables, deleted items are still kept in the topology. As a result, the number of rows displayed on the user-defined collections table will exceed the configured value for maximum allowed rows.
ODB-1606 Performing an upgrade process on a large environment (more than 50 agents) takes time to complete.
SSDB-10920 row_count metric is supported from SQL Server version 10.50.2500 and above

Execution Plan

Defect ID Known Issue
  In the Execution Plan comparison popup, the date of the selected plan is the insert time to the SQL PI repository and not the execution time.
SSDB-11283 Execution plan may not be resolved
SSDB-11657 Time range changes are not effecting the execution plan dashboard.
  In the Execution Plan Comparison popup for statement - the estimated plan appears only as the selected plan on the left side. It cannot be selected from the list.
SSDB-11582 Sometimes, query_hash is changed by SQL Server and generating a plan using the Generate button fails. SQLhash isn't found in XML so the screen displays No operation was found and the execution plan changes are missing.

SQL PI Repository       

Defect ID Known Issue
n/a The SQL PI repository is supported for Agent Managers that reside on:
  • Windows 2008 and above
  • Linux (RHEL, CentOS 6, SUSE 11)
n/a Installing SQL PI repository is not possible on as Agent Manager installed on Linux with user root
n/a SQL PI repository and the Agent Manager running the monitoring Oracle agents (with the SQL PI extension), can reside on Windows64 or Linux64 OS platforms in either combination, as follows:
 
  SQL PI Repository Oracle Agents With SQL PI
  Windows64 Windows64
  Windows64 Linux64
  Linux64 Linux64
Linux64 Windows64

 


Third Party Known Issues

Third Party Known Issues

The following is a list of third party issues known to exist at the time of this release.

 

Defect ID Known Issue
n/a WMI-related issue
Problem: WMI support is affected by the firewall
Workaround: For Windows versions prior to Windows 2008/Vista, use the following steps:
  1. Open TCP port: 135.
    WMI by default uses the port range 1024 to 5000.
  2. Open up a range of ports above port 5000.
    Port numbers below 5000 may already be in use by other applications and could cause conflicts with your DCOM applications. It is recommended to have at least 100 ports opened, as several system services rely on these RPC ports to communicate with each other.
  3. Add the registry key, including additional ports.
    • Use the RPCCfg.exe (Windows Resource Kits) by running: rpccfg.exe -pe 5009-5009 -d 0
    • Manually add the registry keys under: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Rpc\Internet
For Windows Vista and Windows Server 2008:
According to Microsoft http://support.microsoft.com/kb/929851, the default dynamic port range for TCP/IP has changed in these versions. The new default start port is 49152 and end port is 65535.
Subsequently, monitoring instances that run under these operation systems can be carried out by using either of the following options:
  • Configure the firewalls to allow traffic between servers in the dynamic port range of 49152 through 65535 (less secure).
  • Limit the port range that is used in each monitored server.
n/a As a result of the change introduced in Java 6 update 29 to how data is sent to databases, users may experience connection failures when using the Microsoft JDBC Driver for SQL Server to connect to SQL Server. This interoperability enhancement is available in the following SQL Server versions:
  • SQL Server 2012 Production version and later
  • SQL Server 2008 Service Pack 3 Cumulative Update 4
  • SQL Server 2008R2 Service Pack 1 Cumulative Update 6
  • SQL Server 2008R2 Service Pack 2
n/a Third Party Limitations
Monitoring an SQL Server instance that resides on a Windows 2008R2 requires a workaround as follows:
  1. Browse to https://support.quest.com/ and log in
  2. Perform solution https://support.quest.com/kb/SOL65870
n/a Some base values are not updated when using the Win32_PerfRawData_PerfDisk_LogicalDisk WMI class to calculate performance data in Windows Vista or in Windows Server 2008, because this class does not contain the PercentDiskTime_Base metric.
Workaround: A hotfix is available on Microsoft site, http://support.microsoft.com/kb/961435/en-us.
n/a Due to a known Microsoft issue (case 114081811709822), on SQL Server instances version 2014 the SQL> text presented may be truncated
n/a

The Windows System Center 2012 Endpoint Protection tool may negatively impact CPU and system performance of machines running Foglight and the Agent Manager. To reduce resource consumption it is highly recommended that you exclude the following directories from being scanned by the tool:

  • c:\Dell\<foglight>
  • c:\Infobright
  • c:\Dell\<FoglightAgentManager>
n/a SQL's and execution plans may not be collected on SQL Server 2014 as a result of a Microsoft bug "
"The values of column query_hash and query_plan_hash are NULL for DMV sys.dm_exec_requests in SQL Server 2014"  http://support.microsoft.com/kb/2953592
n/a

The Foglight Time Bar Chart click event does not work with Chrome version 40.x.x.x and 39.x.x.x. https://code.google.com/p/chromium/issues/detail?id=428308

Workaround for all missing WMI metric cases

In some cases, running the command: %windir%\system32\wbem\wmiadap.exe /f in Windows' command-line (CMD) may solve the problem of missing WMI classes. This command parses all the performance libraries on the system and refreshes the Performance Counter Classes. For further details, see http://msdn.microsoft.com/en-us/library/aa394528%28VS.85%29.aspx

 


Upgrade and Compatibility

Upgrade and Compatibility

To upgrade Foglight for SQL Server, follow the instructions in the Foglight Upgrade Guide

A direct upgrade to Foglight for SQL Server 5.7.x is only available from version 5.5.8 or later. Customers that are running earlier versions of the product must first upgrade to version 5.5.8 and then upgrade to version 5.7.x.

This patch supports a minimum Foglight version 5.6.11 and minimum Agent Manager version 5.7.0.

 

The Foglight for Infrastructure agent will not be created in the following scenarios:

  • If the agent is configured to use an IP address instead of the host name
  • If the agent was not configured to monitor the operating system prior to the upgrade
  • If the agent's host is currently monitored by the legacy OS cartridge (prior to version 5.6.4)

 


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