Fix several issues with DatabaseIO query in sqlserver input (#7103)
This commit is contained in:
Giovanni Luisotto
GitHub
parent
a9d1726f99
commit
1601a06915
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@ -352,53 +352,74 @@ EXEC(@SQL)
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// EngineEdition=5 is Azure SQL DB
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const sqlDatabaseIOV2 = `
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SET DEADLOCK_PRIORITY -10;
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DECLARE @SqlStatement AS nvarchar(max);
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IF SERVERPROPERTY('EngineEdition') = 5
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BEGIN
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SET @SqlStatement = '
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SELECT
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'sqlserver_database_io' As [measurement],
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REPLACE(@@SERVERNAME,'\',':') AS [sql_instance],
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DB_NAME([vfs].[database_id]) AS [database_name],
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vfs.io_stall_read_ms AS read_latency_ms,
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vfs.num_of_reads AS reads,
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vfs.num_of_bytes_read AS read_bytes,
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vfs.io_stall_write_ms AS write_latency_ms,
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vfs.num_of_writes AS writes,
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vfs.num_of_bytes_written AS write_bytes,
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vfs.io_stall_queued_read_ms as rg_read_stall_ms,
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vfs.io_stall_queued_write_ms as rg_write_stall_ms,
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ISNULL(b.name ,'RBPEX') as logical_filename,
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ISNULL(b.physical_name, 'RBPEX') as physical_filename,
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CASE WHEN vfs.file_id = 2 THEN 'LOG'ELSE 'DATA' END AS file_type
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''sqlserver_database_io'' As [measurement]
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,REPLACE(@@SERVERNAME,''\'','':'') AS [sql_instance]
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,DB_NAME([vfs].[database_id]) AS [database_name]
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,vfs.io_stall_read_ms AS read_latency_ms
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,vfs.num_of_reads AS reads
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,vfs.num_of_bytes_read AS read_bytes
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,vfs.io_stall_write_ms AS write_latency_ms
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,vfs.num_of_writes AS writes
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,vfs.num_of_bytes_written AS write_bytes
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,vfs.io_stall_queued_read_ms as rg_read_stall_ms
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,ISNULL(b.name ,''RBPEX'') as logical_filename
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,ISNULL(b.physical_name, ''RBPEX'') as physical_filename
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,CASE WHEN vfs.file_id = 2 THEN ''LOG'' ELSE ''DATA'' END AS file_type
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,ISNULL(size,0)/128 AS current_size_mb
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,ISNULL(FILEPROPERTY(b.name,'SpaceUsed')/128,0) as space_used_mb
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FROM
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[sys].[dm_io_virtual_file_stats](NULL,NULL) AS vfs
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LEFT OUTER join sys.database_files b on b.file_id = vfs.file_id
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,ISNULL(FILEPROPERTY(b.name,''SpaceUsed'')/128,0) as space_used_mb
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,vfs.io_stall_queued_read_ms AS [rg_read_stall_ms]
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,vfs.io_stall_queued_write_ms AS [rg_write_stall_ms]
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FROM [sys].[dm_io_virtual_file_stats](NULL,NULL) AS vfs
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LEFT OUTER join sys.database_files b
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ON b.file_id = vfs.file_id
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'
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EXEC sp_executesql @SqlStatement
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END
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ELSE
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BEGIN
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SET @SqlStatement = N'
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SELECT
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'sqlserver_database_io' As [measurement],
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REPLACE(@@SERVERNAME,'\',':') AS [sql_instance],
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DB_NAME([vfs].[database_id]) [database_name],
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vfs.io_stall_read_ms AS read_latency_ms,
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vfs.num_of_reads AS reads,
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vfs.num_of_bytes_read AS read_bytes,
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vfs.io_stall_write_ms AS write_latency_ms,
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vfs.num_of_writes AS writes,
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vfs.num_of_bytes_written AS write_bytes,
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vfs.io_stall_queued_read_ms as rg_read_stall_ms,
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vfs.io_stall_queued_write_ms as rg_write_stall_ms,
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ISNULL(b.name ,'RBPEX') as logical_filename,
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ISNULL(b.physical_name, 'RBPEX') as physical_filename,
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CASE WHEN vfs.file_id = 2 THEN 'LOG' ELSE 'DATA' END AS file_type
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,ISNULL(size,0)/128 AS current_size_mb
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-- can't easily get space used without switching context to each DB for MI/On-prem making query expensive
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, -1 as space_used_mb
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FROM
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[sys].[dm_io_virtual_file_stats](NULL,NULL) AS vfs
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LEFT OUTER join sys.master_files b on b.database_id = vfs.database_id and b.file_id = vfs.file_id
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''sqlserver_database_io'' AS [measurement]
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,REPLACE(@@SERVERNAME,''\'','':'') AS [sql_instance]
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,DB_NAME(vfs.[database_id]) AS [database_name]
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,COALESCE(mf.[physical_name],''RBPEX'') AS [physical_filename] --RPBEX = Resilient Buffer Pool Extension
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,COALESCE(mf.[name],''RBPEX'') AS [logical_filename] --RPBEX = Resilient Buffer Pool Extension
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,mf.[type_desc] AS [file_type]
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,IIF( RIGHT(vs.[volume_mount_point],1) = ''\'' /*Tag value cannot end with \ */
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,LEFT(vs.[volume_mount_point],LEN(vs.[volume_mount_point])-1)
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,vs.[volume_mount_point]
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) AS [volume_mount_point]
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,vfs.[io_stall_read_ms] AS [read_latency_ms]
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,vfs.[num_of_reads] AS [reads]
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,vfs.[num_of_bytes_read] AS [read_bytes]
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,vfs.[io_stall_write_ms] AS [write_latency_ms]
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,vfs.[num_of_writes] AS [writes]
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,vfs.[num_of_bytes_written] AS [write_bytes]
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'
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+
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CASE
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WHEN LEFT(CAST(SERVERPROPERTY('ProductVersion') AS nvarchar) ,2) = '11'
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/*SQL Server 2012 (ver 11.x) does not have [io_stall_queued_read_ms] and [io_stall_queued_write_ms]*/
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THEN ''
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ELSE N',vfs.io_stall_queued_read_ms AS [rg_read_stall_ms] ,vfs.io_stall_queued_write_ms AS [rg_write_stall_ms]'
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END
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+
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N'FROM sys.dm_io_virtual_file_stats(NULL, NULL) AS vfs
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INNER JOIN sys.master_files AS mf WITH (NOLOCK)
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ON vfs.[database_id] = mf.[database_id] AND vfs.[file_id] = mf.[file_id]
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CROSS APPLY sys.dm_os_volume_stats(vfs.[database_id], vfs.[file_id]) AS vs
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'
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EXEC sp_executesql @SqlStatement
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END
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`
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// Conditional check based on Azure SQL DB, Azure SQL Managed instance OR On-prem SQL Server
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