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Big transaction log file space usage alert notification Automon DBA SPs – AM07

February 17, 2020
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This script will check the large Transaction Log file used and notify an alert based on the threshold.

 

Table:

USE [DBAdata]
GO
drop TABLE [dbo].[tbl_get_logfiles_Huge]
CREATE TABLE [dbo].[tbl_get_logfiles_Huge](
  [servername] [sysname] NULL,
  [dbname] [sysname] NOT NULL,
  [filename] [sysname] NOT NULL,
  [recovery_model] [sysname] NOT NULL,
  [log_size] [int] NULL,
  [log_reuse_wait_desc] [sysname] NOT NULL,
  [freespace] [varchar](50) NULL,
  [Drive_letter] [sysname] NULL
)

USE [DBAdata_Archive]
GO
drop table tbl_get_logfiles_Huge
CREATE TABLE [dbo].[tbl_get_logfiles_Huge](
  [servername] [sysname] NULL,
  [dbname] [sysname] NOT NULL,
  [filename] [sysname] NOT NULL,
  [recovery_model] [sysname] NOT NULL,
  [log_size] [int] NULL,
  [log_reuse_wait_desc] [sysname] NOT NULL,
  [freespace] [varchar](50) NULL,
  [Drive_letter] [sysname] NULL,
  [Upload_date] [datetime] NULL
)

 

SP:

USE [DBAdata]
GO

/****** Object:  StoredProcedure [dbo].[Usp_dba_send_logfiles_huge]    Script Date: 06/06/2012 06:06:25 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO
/*

USE [DBAdata]
GO
drop TABLE [dbo].[tbl_get_logfiles_Huge]
CREATE TABLE [dbo].[tbl_get_logfiles_Huge](
  [servername] [sysname] NULL,
  [dbname] [sysname] NOT NULL,
  [filename] [sysname] NOT NULL,
  [recovery_model] [sysname] NOT NULL,
  [log_size] [int] NULL,
  [log_reuse_wait_desc] [sysname] NOT NULL,
  [freespace] [varchar](50) NULL,
  [Drive_letter] [sysname] NULL
)

USE [DBAdata_Archive]
GO
drop table tbl_get_logfiles_Huge
CREATE TABLE [dbo].[tbl_get_logfiles_Huge](
  [servername] [sysname] NULL,
  [dbname] [sysname] NOT NULL,
  [filename] [sysname] NOT NULL,
  [recovery_model] [sysname] NOT NULL,
  [log_size] [int] NULL,
  [log_reuse_wait_desc] [sysname] NOT NULL,
  [freespace] [varchar](50) NULL,
  [Drive_letter] [sysname] NULL,
  [Upload_date] [datetime] NULL
)

*/
-- select * from tbl_get_logfiles_Huge
--DROP PROC [Usp_dba_send_logfiles_size]
-- Exec [DBAdata].[dbo].[Usp_dba_send_logfiles_huge] @Log_Big_threshold = 500000 -- alert big log file
alter PROCEDURE [dbo].[Usp_dba_send_logfiles_huge]
/*
Summary:        Send the large log file size to DBA Team
Contact:        Muthukkumaran Kaliyamoorhty SQL DBA
Description:    Send the large log file size to DBA Team

ChangeLog:
Date                          Coder                                                    Description
2012-06-04                 Muthukkumaran Kaliyamoorthy               created
 
*******************All the SQL keywords should be written in upper case********************
*/
--WITH ENCRYPTION
(@Log_Big_threshold int)
AS
BEGIN
SET nocount ON

--inserting the drive space
Truncate table dbadata.dbo.dba_all_server_space
Truncate table dbadata.dbo.tbl_get_logfiles_Huge

Create table #drive_size (drive char(1),freespace int)

      DECLARE @server_name SYSNAME
      DECLARE @DESC SYSNAME
      DECLARE @sql varchar(8000)
      DECLARE @minrow int
      DECLARE @maxrow int

---------------------------------------------------
--Put the local server first
---------------------------------------------------
      
 INSERT INTO #drive_size
 EXEC MASTER..Xp_fixeddrives
 
INSERT INTO dbadata.dbo.dba_all_server_space
select *,@@servername as servernamae from #drive_size
print @server_name+'completed.'


--select * from dbadata.dbo.tbl_get_logfiles_Huge
INSERT INTO dbadata.dbo.tbl_get_logfiles_Huge
SELECT @@servername,Db_name(f.database_id)db,f.name,d.recovery_model_desc ,
f.size / 128.0 as [Log Size (MB)],
d.log_reuse_wait_desc ,ds.freespace,LEFT(f.physical_name,1)

           
      FROM   MASTER.sys.databases d
             JOIN MASTER.sys.master_files f
               ON ( d.database_id = f.database_id )
             JOIN #drive_size AS DS
               ON ( LEFT(F.physical_name,1)=DS.drive )
                        
      WHERE  f.type_desc = 'log'
    --and f.size / 128.0 > @Log_Big_threshold
             
      GROUP  BY Db_name(f.database_id),
                f.name,d.recovery_model_desc,
                d.log_reuse_wait_desc,
                ds.freespace,f.physical_name,f.size / 128.0
                --bs.type,bs.backup_finish_date 
      ORDER  BY f.size / 128.0 desc
 
 declare @spaceinfo table (id int  primary key identity, 
 servername varchar(100),Description varchar(100)) 
 
 insert into @spaceinfo
 select Servername , Description   from dbadata.dbo.dba_all_servers 
 WHERE Version <>'SQL2000' -- and edition  not in ('Express')
 AND svr_status ='running'
 
SELECT @minrow = MIN(id)FROM   @spaceinfo
SELECT @maxrow  = MAX(id) FROM   @spaceinfo
 
 while (@minrow <=@maxrow)
 begin
 begin try
 select @Server_name=Servername ,
 @Desc=Description   from @spaceinfo where ID = @minrow 
 
 exec ('exec ['+@server_name+'].master.dbo.usp_tempspace_pop')
 
----------------------------------------------------------------
--insert the value to table
-----------------------------------------------------------------
set @sql=
'EXEC(''SELECT * from OPENQUERY(['+@server_name+'],
''''SELECT '''''''''+@Desc+''''''''',Db_name(f.database_id),
f.name,d.recovery_model_desc ,
f.size / 128.0 as [Log Size (MB)],
d.log_reuse_wait_desc ,ds.space,LEFT(f.physical_name,1)
             
      FROM   MASTER.sys.databases d
             
             JOIN MASTER.sys.master_files f
               ON ( d.database_id = f.database_id )                    
             JOIN master.dbo.tempspace ds
               ON ( LEFT(F.physical_name,1)=DS.drive )
               
      WHERE  f.type_desc = ''''''''log''''''''
    
             
       GROUP  BY Db_name(f.database_id),
                f.name,d.recovery_model_desc,
                d.log_reuse_wait_desc,
                ds.space,f.physical_name,f.size / 128.0
                ORDER  BY f.size / 128.0 desc '''')'')
      '

 insert into dbadata.dbo.tbl_get_logfiles_Huge
 exec(@sql)
 --print @sql
 --print ' sever'+@server_name+'completed.'
 end try
 BEGIN CATCH
--SELECT @SERVER_NAME,ERROR_NUMBER() AS ErrorNumber,ERROR_MESSAGE() AS ErrorMessage;
insert into tbl_Error_handling
 
SELECT @SERVER_NAME,'Big_LOG',[Error_Line] = ERROR_LINE(),[Error_Number] = ERROR_NUMBER(),
[Error_Severity] = ERROR_SEVERITY(),[Error_State] = ERROR_STATE(),
[Error_Message] = ERROR_MESSAGE(),GETDATE()

PRINT 'SERVER ['+@SERVER_NAME+']is not COMPLETED.'
END CATCH
 set @minrow =@minrow +1 
 end
 
   
----------------------------------------------------------------
--Send an email to DBA team
-----------------------------------------------------------------
      DECLARE @minid INT
      DECLARE @maxid INT
      DECLARE @servername varchar(100)
      DECLARE @dbname varchar(100)
      DECLARE @file varchar(100)
      DECLARE @mode varchar(100)
      DECLARE @baktime varchar(100)
      DECLARE @log_size_mb varchar(100)
      DECLARE @log_usedsize varchar(100)
      DECLARE @log_usedsize_per varchar(100)
      DECLARE @log_used_size varchar(100)
      DECLARE @waittype varchar(100)
      DECLARE @drive_size varchar(100)
    DECLARE @drive_letter varchar(100)
      
if exists (select 1 from dbadata.dbo.tbl_get_logfiles_Huge where log_size>@Log_Big_threshold)

begin

DECLARE SPACECUR CURSOR FOR

SELECT servername,dbname, filename,Drive_letter,
recovery_model,log_size,
log_reuse_wait_desc,freespace
FROM tbl_get_logfiles_Huge where log_size>@Log_Big_threshold
order by log_size desc

OPEN SPACECUR

FETCH NEXT FROM SPACECUR
INTO @servername,@dbname, @file,@drive_letter,
@mode,@log_size_mb,
@waittype,@drive_size

DECLARE @BODY1 VARCHAR(max)
SET @BODY1=  '<font size=2 color=#C35817  face=''verdana''><B>Log file usage:</b> </font>
<P> 
 <font size=1 color=#FF00FF  face=''verdana''>
<Table border=5 width=1000 bgcolor=#ECE5B6 cellpadding=1  style="color:#7E2217;font-face:verdana;font-size:12px;">  
 <b>  <tr bgcolor=#8A4117 align=center style="color:#FFFFFF;font-weight:bold"> 
 <td width=600 color=white>SERVER</td> 
 <td width=600 color=white>DB Name</td> 
 <td width=600 color=white>File Name</td> 
 <td width=600 color=white>Drive Letter</td>
 <td width=150 color=white>Mode</td> 
 <td width=150 color=white>Log size MB</td> 
 
 <td width=250 color=white>Wait</td> 
  <td width=150 color=white>DRIVE</td>  
  </b>  

 </tr>'
WHILE @@FETCH_STATUS=0
BEGIN
SET @BODY1= @BODY1 +'<tr>
<td>'+ISNULL(@SERVERNAME,'&nbsp')+'</td>'+
'<td align=center>'+ISNULL(@dbname,'&nbsp')+'</td>'+
'<td align=center>'+ISNULL(@file,'&nbsp')+'</td>'+
'<td align=center>'+ISNULL(@drive_letter,'&nbsp')+'</td>'+
'<td align=center>'+ISNULL(@mode,'&nbsp')+'</td>'+
'<td align=center>'+ISNULL(@log_size_mb,'&nbsp')+'</td>'+

'<td align=center>'+ISNULL(@waittype,'&nbsp')+'</td>'+
'<td align=center>'+ISNULL(@drive_size,'&nbsp')+'</td>'


FETCH NEXT FROM SPACECUR
INTO @servername,@dbname, @file,@drive_letter,
@mode,@log_size_mb,
@waittype,@drive_size

END
SET @BODY1=@BODY1+'</Table> </p>
<p>
<font style="color:#7E2217;font-face:verdana;font-size:9px;"> Generated on '
+convert(varchar(30),getdate(),100)+'  </BR>
This is an auto generated mail by DBA team. If you receive this email by mistake please contact us. </br>
© Property of DBA Team.
 </font>'

CLOSE SPACECUR
DEALLOCATE SPACECUR

DECLARE @EMAILIDS VARCHAR(500)
SELECT @EMAILIDS=
COALESCE(@EMAILIDS+';','')+EMAIL_ADDRESS  FROM dbo.DBA_ALL_OPERATORS
WHERE STATUS=1
DECLARE @EMAILIDS1 VARCHAR(500)
SELECT @EMAILIDS1=
COALESCE(@EMAILIDS1+';','')+EMAIL_ADDRESS  FROM DBAdata.DBO.DBA_ALL_OPERATORS
WHERE STATUS =1 and Mail_copy='CC'


EXEC MSDB.DBO.SP_SEND_DBMAIL @RECIPIENTS=@EMAILIDS,
@SUBJECT = 'DBA: BIG LOG FILES SPACE INFO',
@BODY = @BODY1,
@copy_recipients=@EMAILIDS1,

@BODY_FORMAT = 'HTML' ,@PROFILE_NAME='muthu';
--select @BODY1

-------------------------------------------------------

end

insert into DBAdata_Archive.dbo.tbl_get_logfiles_Huge

select *,GETDATE() from tbl_get_logfiles_Huge


END

 

Image:

Big_log

I’m currently working as a SQL server DBA in one of the top MNC. I’m passionate about SQL Server And I’m specialized in Administration and Performance tuning. I’m an active member of SQL server Central and MSDN forum. I also write articles in SQL server Central. For more Click here

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