MSSQL on Linux: The server is too busy to perform the backup or restore operation

Microsoft.SQLServer.Linux.EventRule.DBEngine.The_server_is_too_busy_to_perform_the_backup_or_restore_operation_1_5_Rule (Rule)

Failed to start a sub-process (a parallel query or parallel I/O) because no threads are available or too many sub-processes executing.

Knowledge Base article:

Summary

Failed to start a sub-process (a parallel query or parallel I/O) because no threads are available or too many sub-processes executing.

Resolutions

Use the sp_configure system stored procedure to reset the "max worker threads" configuration option to increase the number of allowable threads, or reduce the number of parallel operations (sub-processes) running on the system.

Overridable Parameters

Name

Description

Default Value

Enabled

Enables or disables the workflow.

Yes

Interval (seconds)

The recurring interval of time in seconds in which to run the workflow.

300

Priority

Defines Alert Priority.

1

Severity

Defines Alert Severity.

2

Synchronization Time

The synchronization time specified by using a 24-hour format. May be omitted.

 

Timeout (seconds)

Specifies the time the workflow is allowed to run before being closed and marked as failed.

200

Timeout for query execution (seconds)

The workflow will fail and register an event, if the query execution takes longer than the specified period.

60

Timeout for database connection (seconds)

The workflow will fail and register an event, if it cannot access the database during the specified period.

15

Element properties:

TargetMicrosoft.SQLServer.Linux.DBEngine
CategoryEventCollection
EnabledTrue
Alert GenerateTrue
Alert SeverityError
Alert PriorityNormal
RemotableTrue
Alert Message
MSSQL on Linux: The server is too busy to perform the backup or restore operation
{2}
CommentMom2017ID='{3EC4A6FF-21E6-435A-9E0F-3AF46AB2F6AD}';MOM2017GroupID={467ECC75-C5DA-42BD-955C-A73BBB51AF74}

Member Modules:

ID Module Type TypeId RunAs 
_F6DA1507_12AF_11D3_AB21_00A0C98620CE_ DataSource Microsoft.SQLServer.Linux.DataSource.EventCollectionFiltered Default
GenerateAlert WriteAction System.Health.GenerateAlert Default

Source Code:

<Rule ID="Microsoft.SQLServer.Linux.EventRule.DBEngine.The_server_is_too_busy_to_perform_the_backup_or_restore_operation_1_5_Rule" Target="SqlDiscL!Microsoft.SQLServer.Linux.DBEngine" Enabled="true" ConfirmDelivery="true" Remotable="true" Comment="Mom2017ID='{3EC4A6FF-21E6-435A-9E0F-3AF46AB2F6AD}';MOM2017GroupID={467ECC75-C5DA-42BD-955C-A73BBB51AF74}">
<Category>EventCollection</Category>
<DataSources>
<DataSource ID="_F6DA1507_12AF_11D3_AB21_00A0C98620CE_" Comment="{F6DA1507-12AF-11D3-AB21-00A0C98620CE}" TypeID="Microsoft.SQLServer.Linux.DataSource.EventCollectionFiltered">
<MachineName>$Target/Property[Type="SqlCoreLib!Microsoft.SQLServer.Core.DBEngine"]/MachineName$</MachineName>
<NetbiosComputerName>$Target/Property[Type="SqlCoreLib!Microsoft.SQLServer.Core.DBEngine"]/NetbiosComputerName$</NetbiosComputerName>
<InstanceName>$Target/Property[Type="SqlCoreLib!Microsoft.SQLServer.Core.DBEngine"]/InstanceName$</InstanceName>
<ConnectionString>$Target/Property[Type="SqlCoreLib!Microsoft.SQLServer.Core.DBEngine"]/ConnectionString$</ConnectionString>
<InstanceVersion>$Target/Property[Type="SqlCoreLib!Microsoft.SQLServer.Core.DBEngine"]/Version$</InstanceVersion>
<InstanceEdition>$Target/Property[Type="SqlCoreLib!Microsoft.SQLServer.Core.DBEngine"]/Edition$</InstanceEdition>
<SqlExecTimeoutSeconds>60</SqlExecTimeoutSeconds>
<SqlTimeoutSeconds>15</SqlTimeoutSeconds>
<TimeoutSeconds>200</TimeoutSeconds>
<IntervalSeconds>300</IntervalSeconds>
<SyncTime/>
<EventDisplayNumber>3627</EventDisplayNumber>
</DataSource>
</DataSources>
<WriteActions>
<WriteAction ID="GenerateAlert" TypeID="Health!System.Health.GenerateAlert">
<Priority>1</Priority>
<Severity>2</Severity>
<AlertMessageId>$MPElement[Name="Microsoft.SQLServer.Linux.EventRule.DBEngine.The_server_is_too_busy_to_perform_the_backup_or_restore_operation_1_5_Rule.AlertMessage"]$</AlertMessageId>
<AlertParameters>
<AlertParameter1>$Target/Property[Type="SqlCoreLib!Microsoft.SQLServer.Core.DBEngine"]/MachineName$</AlertParameter1>
<AlertParameter2>$Target/Property[Type="SqlCoreLib!Microsoft.SQLServer.Core.DBEngine"]/InstanceName$</AlertParameter2>
<AlertParameter3>Event ID: $Data/Property[@Name='EventID']$. $Data/Property[@Name='Message']$</AlertParameter3>
</AlertParameters>
<Suppression>
<SuppressionValue/>
</Suppression>
</WriteAction>
</WriteActions>
</Rule>