Updates to SQL Server Reporting Services and Analysis Services Management Packs have been released you can get them at the below links:

SSRS
SQL Server 2008 Reporting Services (Native Mode)
SQL Server 2012 Reporting Services (Native Mode)
SQL Server 2014 Reporting Services (Native Mode)
SQL Server 2016 Reporting Services (Native Mode)
SSAS
SQL Server 2008 Analysis Services
SQL Server 2012 Analysis Services
SQL Server 2014 Analysis Services
SQL Server 2016 Analysis Services

Fixes and changes for SSRS

• SSRS 2016: Updated monitoring of Memory Consumption and CPU Usage in order to collect performance data for all subprocesses in addition to the main SSRS service process.
• SSRS 2016: Updated monitors “Report manager accessible” and “Web service accessible” to consider specifics in how appropriate SSRS 2016 web services work
• Added support for cases when connection string to SSRS Database is set up the way different from “MachineName\InstanceName” (e.g., <IPAddress,Port>) and SSRS Database is in Availability Group or hosted either by named instance or SQL Cluster instance
• Improved descriptions of events thrown by management pack to make it easier to figure out error reason
• Improved error handling and error descriptions for cases when workflows can’t get responses from WMI
• Improved error handling in workflows that watch for memory consumption
• Fixed Start/Stop tasks
• Fixed issue that caused some workflows to throw error events when SQL Server instance hosting SSRS Databases happened to stop operating or refuse connections
• Fixed issue which caused Reporting Service instance to get undiscovered when WMI didn’t respond to calls
• Updated display strings

Fixes and changes for SSAS

• Added performance collections for MDX Query performance counters
• Added retry logic to some workflows in order to reduce “Category does not exist” errors thrown when WMI fail to respond
• Improved error handling in workflows that watch for memory consumption
• Improved descriptions of events thrown by management pack to make it easier to figure out error reason
• Fixed Start/Stop tasks
• Fixed issue when “SQLServerInstalled” property was set to “False” if SQL Server DB Engine was of higher version than SSAS instance
• Updated Dashboards configuration to show tiles for new MDX performance collections
• Updated display strings