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Updated Blocking Tree query
Updated Blocking Tree query
1 parent cc83fd9 commit 77d0fc0

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11 files changed

+180
-44
lines changed

11 files changed

+180
-44
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‎.vs/SQLDBA-SSMS Solution/v15/.ssms_suo‎

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‎BlitzQueries/BlitzQueries.ssmssqlproj‎

Lines changed: 2 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -3,7 +3,7 @@
33
<Items>
44
<LogicalFolder Name="Connections" Type="2" Sorted="true">
55
<Items>
6-
<ConnectionNode Name="(local):CORPORATE\adwivedi">
6+
<ConnectionNode Name="(local):MSI\ajayd">
77
<Created>2019-08-22T17:19:33.2581521+05:30</Created>
88
<Type>SQL</Type>
99
<Server>(local)</Server>
@@ -15,7 +15,7 @@
1515
<ConnectionProtocol>NotSpecified</ConnectionProtocol>
1616
<ApplicationName>Microsoft SQL Server Management Studio - Query</ApplicationName>
1717
</ConnectionNode>
18-
<ConnectionNode Name="LOCALHOST:CORPORATE\adwivedi">
18+
<ConnectionNode Name="LOCALHOST:MSI\ajayd">
1919
<Created>2019-10-04T19:57:18.2935143+05:30</Created>
2020
<Type>SQL</Type>
2121
<Server>LOCALHOST</Server>
@@ -187,12 +187,6 @@
187187
<AssociatedConnUserName />
188188
<FullPath>Very-Large-Databases-Optimization.sql</FullPath>
189189
</FileNode>
190-
<FileNode Name="Vw_WhoIsActive_Blocking.sql">
191-
<AssociatedConnectionMoniker />
192-
<AssociatedConnSrvName />
193-
<AssociatedConnUserName />
194-
<FullPath>Vw_WhoIsActive_Blocking.sql</FullPath>
195-
</FileNode>
196190
<FileNode Name="WaitStats-Short-Period.sql">
197191
<AssociatedConnectionMoniker>8c91a03d-f9b4-46c0-a305-b5dcc79ff907:(local):True</AssociatedConnectionMoniker>
198192
<AssociatedConnSrvName>(local)</AssociatedConnSrvName>

‎Blocking Alert/Blocking Alert.ssmssqlproj‎

Lines changed: 8 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -91,11 +91,17 @@
9191
<AssociatedConnUserName />
9292
<FullPath>Blocking-Alert-Azure.sql</FullPath>
9393
</FileNode>
94-
<FileNode Name="Blocking-Tree.sql">
94+
<FileNode Name="BlockingTree-Live.sql">
9595
<AssociatedConnectionMoniker />
9696
<AssociatedConnSrvName />
9797
<AssociatedConnUserName />
98-
<FullPath>Blocking-Tree.sql</FullPath>
98+
<FullPath>BlockingTree-Live.sql</FullPath>
99+
</FileNode>
100+
<FileNode Name="BlockingTree-Live-WhoIsActive.sql">
101+
<AssociatedConnectionMoniker />
102+
<AssociatedConnSrvName />
103+
<AssociatedConnUserName />
104+
<FullPath>BlockingTree-Live-WhoIsActive.sql</FullPath>
99105
</FileNode>
100106
<FileNode Name="Find-Blocking-Tree-LockTime.sql">
101107
<AssociatedConnectionMoniker>8c91a03d-f9b4-46c0-a305-b5dcc79ff907:(local):True</AssociatedConnectionMoniker>

‎Blocking Alert/BlockingTree-Live-WhoIsActive.sql‎

Lines changed: 80 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,80 @@
1+
USE tempdb;
2+
3+
DECLARE @s VARCHAR(MAX), @t VARCHAR(MAX);
4+
DECLARE @tableName varchar(255);
5+
DECLARE @DeleteFlag bit = 0; /* 0 = drop, 1 = truncate, 2 = No Action */
6+
SET @tableName = 'tempdb.dbo.WhoIsActive_ResultSet';
7+
8+
EXEC sp_WhoIsActive @sort_order = '[start_time] ASC', @get_outer_command=1, @find_block_leaders=1 --,@get_full_inner_text=1
9+
--,@get_transaction_info=1
10+
--,@get_task_info=2, @get_avg_time=1, @get_additional_info=1
11+
--,@get_plans=1 /* 1 = current query, 2 = entire batch */
12+
,@return_schema = 1, @schema = @s OUTPUT
13+
14+
SET @s = REPLACE(@s, '<table_name>', @tableName)
15+
16+
IF(@DeleteFlag = 0)
17+
SET @t = 'IF OBJECT_ID('''+@tableName+''') IS NOT NULL DROP TABLE '+@tableName;
18+
IF(@DeleteFlag = 1)
19+
SET @t = 'IF EXISTS(SELECT * FROM '+@tableName+') TRUNCATE TABLE '+@tableName;
20+
IF(@DeleteFlag = 2)
21+
SET @t = '-- ignore';
22+
23+
EXEC(@t);
24+
SET @s = 'IF OBJECT_ID('''+@tableName+''') IS NULL '+@s;
25+
EXEC(@s);
26+
27+
28+
EXEC sp_WhoIsActive @sort_order = '[start_time] ASC', @get_outer_command=1, @find_block_leaders=1 --,@get_full_inner_text=1
29+
--,@get_transaction_info=1
30+
--,@get_task_info=2, @get_avg_time=1, @get_additional_info=1
31+
--,@get_plans=1 /* 1 = current query, 2 = entire batch */
32+
,@destination_table = @tableName;
33+
34+
--select r.*
35+
--from dbo.WhoIsActive_ResultSet as r; -- @tableName
36+
--go
37+
38+
39+
;WITH T_BLOCKERS AS
40+
(
41+
-- Find block Leaders
42+
SELECT r.[dd hh:mm:ss.mss], r.[session_id], r.[sql_text],
43+
[batch_text] = REPLACE(REPLACE(REPLACE(REPLACE(CAST(COALESCE(r.[sql_command],r.[sql_text]) AS VARCHAR(MAX)),char(13),''),CHAR(10),''),'<?query --',''),'--?>',''),
44+
r.[sql_command], r.[login_name], r.[wait_info], r.[tempdb_allocations], r.[tempdb_current],
45+
r.[blocking_session_id], r.[blocked_session_count], r.[reads], r.[writes], r.[physical_reads], r.[CPU], r.[used_memory], r.[status], r.[open_tran_count],
46+
r.[percent_complete], r.[host_name], r.[database_name], r.[program_name], r.[start_time], r.[login_time], r.[request_id], r.[collection_time]
47+
,[LEVEL] = CAST (REPLICATE ('0', 4-LEN (CAST (r.session_id AS VARCHAR))) + CAST (r.session_id AS VARCHAR) AS VARCHAR (1000))
48+
FROM tempdb.dbo.WhoIsActive_ResultSet AS r
49+
WHERE (ISNULL(r.blocking_session_id,0) = 0 OR ISNULL(r.blocking_session_id,0) = r.session_id)
50+
AND EXISTS (SELECT * FROM tempdb.dbo.WhoIsActive_ResultSet AS R2 WHERE R2.collection_time = r.collection_time AND ISNULL(R2.blocking_session_id,0) = r.session_id AND ISNULL(R2.blocking_session_id,0) <> R2.session_id)
51+
--
52+
UNION ALL
53+
--
54+
SELECT r.[dd hh:mm:ss.mss], r.[session_id], r.[sql_text],
55+
[batch_text] = REPLACE(REPLACE(REPLACE(REPLACE(CAST(COALESCE(r.[sql_command],r.[sql_text]) AS VARCHAR(MAX)),char(13),''),CHAR(10),''),'<?query --',''),'--?>',''),
56+
r.[sql_command], r.[login_name], r.[wait_info], r.[tempdb_allocations], r.[tempdb_current],
57+
r.[blocking_session_id], r.[blocked_session_count], r.[reads], r.[writes], r.[physical_reads], r.[CPU], r.[used_memory], r.[status], r.[open_tran_count],
58+
r.[percent_complete], r.[host_name], r.[database_name], r.[program_name], r.[start_time], r.[login_time], r.[request_id], r.[collection_time]
59+
,CAST (B.LEVEL + RIGHT (CAST ((1000 + r.session_id) AS VARCHAR (100)), 4) AS VARCHAR (1000)) AS LEVEL
60+
FROM tempdb.dbo.WhoIsActive_ResultSet AS r
61+
INNER JOIN
62+
T_BLOCKERS AS B
63+
ON r.collection_time = B.collection_time
64+
AND r.blocking_session_id = B.session_id
65+
WHERE r.blocking_session_id <> r.session_id
66+
)
67+
--select * from T_BLOCKERS
68+
69+
SELECT [BLOCKING_TREE] = N' ' + REPLICATE (N'| ', LEN (LEVEL)/4 - 1)
70+
+ CASE WHEN (LEN(LEVEL)/4 - 1) = 0
71+
THEN 'HEAD - '
72+
ELSE '|------ '
73+
END
74+
+ CAST (r.session_id AS NVARCHAR (10)) + N' ' + (CASE WHEN LEFT(r.[batch_text],1) = '(' THEN SUBSTRING(r.[batch_text],CHARINDEX('exec',r.[batch_text]),LEN(r.[batch_text])) ELSE r.[batch_text] END),
75+
r.[dd hh:mm:ss.mss], r.[session_id], r.[sql_text], r.[sql_command], r.[login_name], r.[wait_info], r.[tempdb_allocations], r.[tempdb_current],
76+
r.[blocking_session_id], r.[blocked_session_count], r.[reads], r.[writes], r.[physical_reads], r.[CPU], r.[used_memory], r.[status], r.[open_tran_count],
77+
r.[percent_complete], r.[host_name], r.[database_name], r.[program_name], r.[start_time], r.[login_time], r.[request_id], r.[collection_time]
78+
FROM T_BLOCKERS AS r
79+
ORDER BY collection_time, LEVEL ASC;
80+

Blocking Alert/Blocking-Tree.sql renamed to Blocking Alert/BlockingTree-Live.sql

Lines changed: 28 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -1,3 +1,4 @@
1+
-- Identify the Lead Blocker (RealTime)
12
IF OBJECT_ID('tempdb..#SysProcesses') IS NOT NULL
23
DROP TABLE #SysProcesses;
34
select Concat
@@ -15,12 +16,29 @@ select Concat
1516
,SUBSTRING(t.text, (r.stmt_start/2)+1,
1617
((CASE r.stmt_end WHEN -1 THEN DATALENGTH(t.text)
1718
ELSE r.stmt_end END - r.stmt_start)/2) + 1) AS sql_text
18-
--,r.cmd
19+
,r.cmd as command
1920
,r.loginame as login_name
2021
,db_name(r.dbid) as database_name
21-
,r.program_name
22+
,[program_name] = CASE WHEN r.program_name like 'SQLAgent - TSQL JobStep %'
23+
THEN ( select top 1 'SQL Job = '+j.name
24+
from msdb.dbo.sysjobs (nolock) as j
25+
inner join msdb.dbo.sysjobsteps (nolock) AS js on j.job_id=js.job_id
26+
where right(cast(js.job_id as nvarchar(50)),10) = RIGHT(substring(r.program_name,30,34),10)
27+
) + ' ( '+SUBSTRING(LTRIM(RTRIM(r.program_name)), CHARINDEX(': Step ',LTRIM(RTRIM(r.program_name)))+2,LEN(LTRIM(RTRIM(r.program_name)))-CHARINDEX(': Step ',LTRIM(RTRIM(r.program_name)))-2)+' )'
28+
ELSE r.program_name
29+
END
2230
,(case when r.waittime = 0 then null else r.lastwaittype end) as wait_type
2331
,r.waittime as wait_time
32+
,(SELECT CASE
33+
WHEN pageid = 1 OR pageid % 8088 = 0 THEN 'PFS'
34+
WHEN pageid = 2 OR pageid % 511232 = 0 THEN 'GAM'
35+
WHEN pageid = 3 OR (pageid - 1) % 511232 = 0 THEN 'SGAM'
36+
WHEN pageid IS NULL THEN NULL
37+
ELSE 'Not PFS/GAM/SGAM' END
38+
FROM (SELECT CASE WHEN er.[wait_type] LIKE 'PAGE%LATCH%' AND er.[wait_resource] LIKE '%:%'
39+
THEN CAST(RIGHT(er.[wait_resource], LEN(er.[wait_resource]) - CHARINDEX(':', er.[wait_resource], LEN(er.[wait_resource])-CHARINDEX(':', REVERSE(er.[wait_resource])))) AS INT)
40+
ELSE NULL END AS pageid) AS latch_pageid
41+
) AS wait_resource_type
2442
,null as tempdb_allocations
2543
,null as tempdb_current
2644
,r.blocked as blocking_session_id
@@ -47,7 +65,7 @@ CROSS APPLY sys.dm_exec_sql_text(r.SQL_HANDLE) as t;
4765
-- Find block Leaders
4866
SELECT [dd hh:mm:ss], [collection_time], [session_id],
4967
[sql_text] = REPLACE(REPLACE(REPLACE(REPLACE(CAST(COALESCE([sql_command],[sql_text]) AS VARCHAR(MAX)),char(13),''),CHAR(10),''),'<?query --',''),'--?>',''),
50-
[login_name], wait_type, r.wait_time, [blocking_session_id], null as [blocked_session_count],
68+
command, [login_name], wait_type, r.wait_time, wait_resource_type, [blocking_session_id], null as [blocked_session_count],
5169
[status], open_tran, [host_name], [database_name], [program_name],
5270
r.cpu, r.[tempdb_allocations], r.[tempdb_current], r.[reads], r.[writes], r.[physical_io],
5371
[LEVEL] = CAST (REPLICATE ('0', 4-LEN (CAST (r.session_id AS VARCHAR))) + CAST (r.session_id AS VARCHAR) AS VARCHAR (1000))
@@ -59,7 +77,7 @@ CROSS APPLY sys.dm_exec_sql_text(r.SQL_HANDLE) as t;
5977
--
6078
SELECT r.[dd hh:mm:ss], r.[collection_time], r.[session_id],
6179
[sql_text] = REPLACE(REPLACE(REPLACE(REPLACE(CAST(COALESCE(r.[sql_command],r.[sql_text]) AS VARCHAR(MAX)),char(13),''),CHAR(10),''),'<?query --',''),'--?>',''),
62-
r.[login_name], r.wait_type, r.wait_time, r.[blocking_session_id], null as [blocked_session_count],
80+
r.command, r.[login_name], r.wait_type, r.wait_time, r.wait_resource_type, r.[blocking_session_id], null as [blocked_session_count],
6381
r.[status], r.open_tran, r.[host_name], r.[database_name], r.[program_name],
6482
r.cpu, r.[tempdb_allocations], r.[tempdb_current], r.[reads], r.[writes], r.[physical_io],
6583
CAST (B.LEVEL + RIGHT (CAST ((1000 + r.session_id) AS VARCHAR (100)), 4) AS VARCHAR (1000)) AS LEVEL
@@ -70,25 +88,25 @@ CROSS APPLY sys.dm_exec_sql_text(r.SQL_HANDLE) as t;
7088
AND r.blocking_session_id = B.session_id
7189
WHERE r.blocking_session_id <> r.session_id
7290
)
73-
--select * from T_BLOCKERS
74-
7591
SELECT [dd hh:mm:ss],
7692
[BLOCKING_TREE] = N' ' + REPLICATE (N'| ', LEN (LEVEL)/4 - 1)
7793
+ CASE WHEN (LEN(LEVEL)/4 - 1) = 0
7894
THEN 'HEAD - '
7995
ELSE '|------ '
8096
END
8197
+ CAST (r.session_id AS NVARCHAR (10)) + N' ' + (CASE WHEN LEFT(r.[sql_text],1) = '(' THEN SUBSTRING(r.[sql_text],CHARINDEX('exec',r.[sql_text]),LEN(r.[sql_text])) ELSE r.[sql_text] END),
82-
[session_id], [blocking_session_id],
98+
--[session_id], [blocking_session_id],
8399
--w.lock_text,
84100
[sql_commad] = CONVERT(XML, '<?query -- '+char(13)
85101
+ (CASE WHEN LEFT([sql_text],1) = '(' THEN SUBSTRING([sql_text],CHARINDEX('exec',[sql_text]),LEN([sql_text])) ELSE [sql_text] END)
86102
+ char(13)+'--?>')
87-
,[login_name], [program_name], [database_name], wait_type, wait_time, status, [blocked_session_count], r.open_tran
103+
,command, [login_name], [program_name], [database_name], wait_type, wait_time, wait_resource_type, status, [blocked_session_count], r.open_tran
88104
,r.cpu, r.[reads], r.[writes], r.[physical_io]
89105
,[host_name]
90106
FROM T_BLOCKERS AS r
91107
ORDER BY LEVEL ASC;
92108

93-
exec sp_WhoIsActive;
94-
--EXEC sp_WhoIsActive @filter_type = 'session' ,@filter = '47'
109+
--exec sp_WhoIsActive --@find_block_leaders = 1, @sort_order = '[blocked_session_count] DESC [start_time] ASC';
110+
--EXEC sp_WhoIsActive @filter_type = 'login' ,@filter = 'CORP\dwivedaj_sa'
111+
112+
--exec sp_WhoIsActive @help = 1

‎Planning-And-Installation/Installation-Checklist.sql‎

Lines changed: 8 additions & 17 deletions
Original file line numberDiff line numberDiff line change
@@ -6,23 +6,11 @@ SqlInstance:-
66
Service Accounts:-
77
Environment (Dev/QA/UAT/Prod):-
88

9-
Instance Root directory:- E:\MSSQL\
10-
Data Directory:- E:\Data\
11-
Log Directory:- E:\Log\
12-
TempDb Directory:- E:\TempDb\
13-
Backup Directory:- E:\Backup\
14-
15-
E:\
16-
E:\MSSQL\
17-
E:\Data\
18-
E:\Log\
19-
E:\TempDb\
20-
E:\Backup\
21-
22-
E:\Facebook\ - data\log
23-
E:\Twitter\ - data\log\
24-
E:\Amazon\ - data\log\
25-
9+
Instance Root directory:- E:\MSSQL<version>.<InstanceName>\MSSQL\ (E:\MSSQL14.MSSQLSERVER\MSSQL\)
10+
Data Directory:- E:\MSSQL<version>.<InstanceName>\Data\
11+
Log Directory:- E:\MSSQL<version>.<InstanceName>\Log\
12+
TempDb Directory:- E:\MSSQL<version>.<InstanceName>\TempDb\
13+
Backup Directory:- E:\MSSQL<version>.<InstanceName>\Backup\
2614

2715
Max Memory Configuration:-
2816
Degree of Parallelism:-
@@ -31,5 +19,8 @@ Fast File Initialization:-
3119
Lock Pages in Memory:-
3220
Collation:-
3321

22+
Power Mode :-
23+
SQL Server File & Agent History:-
24+
3425

3526

‎Planning-And-Installation/Installation-Client-Form.sql‎

Lines changed: 8 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -13,7 +13,7 @@ SQL Server Service Packs:-
1313

1414
Components to Install:-
1515
---------------------
16-
Collation:- __________________________
16+
Collation:- ____________DEFAULT______________
1717

1818
Instance Features:-
1919
Database Engine Service:- ___________X_______________
@@ -32,13 +32,19 @@ Shared Features:-
3232

3333

3434
User/Groups that should be added as SysAdmins:-
35-
______________________Lab\facebook________________________________________________________
35+
______________________Lab\facebook______________________________________________________
3636
______________________________________________________________________________
3737

3838

39+
What is expected growth of databases in One Year:- ___________________1 tb__________________
40+
TempDb Initial Size = 20% of 1tb = 200 gb
41+
TempDb Autogrowth = 1/20th of Intial Size = 10 gb
42+
43+
3944
-- -----------------------------------------------------------------------
4045
-- -----------------------------------------------------------------------
4146
Application Details:-
47+
4248
-------------------
4349
Environment:-
4450
Dev/QA/UAT/Prod: _________________________Prod_______________________________

‎SQL Jobs/Tricks.sql‎

Lines changed: 6 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,9 @@
11
1) Log To file - Dynamic options
2+
-- https://docs.microsoft.com/en-us/sql/ssms/agent/use-tokens-in-job-steps?view=sql-server-ver15
23
F:\mssqldata\Backup\JobLogs\DatabaseBackup_FULL_$(ESCAPE_SQUOTE(JOBID))_$(ESCAPE_SQUOTE(STEPID))_$(ESCAPE_SQUOTE(STRTDT))_$(ESCAPE_SQUOTE(STRTTM)).txt
34

4-
J:\MSSQLData\Logs\DBA - Replication Distribution Agent Check_$(ESCAPE_SQUOTE(STRTDT))_$(ESCAPE_SQUOTE(STRTTM)).txt
5+
J:\MSSQLData\Logs\DBA - Replication Distribution Agent Check_$(ESCAPE_SQUOTE(STRTDT))_$(ESCAPE_SQUOTE(STRTTM)).txt
6+
7+
2) Reporting and alerting on job failure in SQL Server
8+
https://www.sqlshack.com/reporting-and-alerting-on-job-failure-in-sql-server/
9+

‎Space Issues/SQLQuery2.sql‎

Lines changed: 30 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,30 @@
1+
create table #TableSize (
2+
Name varchar(255),
3+
[rows] int,
4+
reserved varchar(255),
5+
data varchar(255),
6+
index_size varchar(255),
7+
unused varchar(255))
8+
create table #ConvertedSizes (
9+
Name varchar(255),
10+
[rows] int,
11+
reservedKb int,
12+
dataKb int,
13+
reservedIndexSize int,
14+
reservedUnused int)
15+
16+
EXEC sp_MSforeachtable @command1="insert into #TableSize
17+
EXEC sp_spaceused '?'"
18+
insert into #ConvertedSizes (Name, [rows], reservedKb, dataKb, reservedIndexSize, reservedUnused)
19+
select name, [rows],
20+
SUBSTRING(reserved, 0, LEN(reserved)-2),
21+
SUBSTRING(data, 0, LEN(data)-2),
22+
SUBSTRING(index_size, 0, LEN(index_size)-2),
23+
SUBSTRING(unused, 0, LEN(unused)-2)
24+
from #TableSize
25+
26+
select * from #ConvertedSizes
27+
order by reservedKb desc
28+
29+
drop table #TableSize
30+
drop table #ConvertedSizes

‎Space Issues/Space Issues.ssmssqlproj‎

Lines changed: 8 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -3,7 +3,7 @@
33
<Items>
44
<LogicalFolder Name="Connections" Type="2" Sorted="true">
55
<Items>
6-
<ConnectionNode Name="(local):CORPORATE\adwivedi">
6+
<ConnectionNode Name="(local):MSI\ajayd">
77
<Created>2019-09-20T17:21:31.5828346+05:30</Created>
88
<Type>SQL</Type>
99
<Server>(local)</Server>
@@ -15,7 +15,7 @@
1515
<ConnectionProtocol>NotSpecified</ConnectionProtocol>
1616
<ApplicationName>Microsoft SQL Server Management Studio - Query</ApplicationName>
1717
</ConnectionNode>
18-
<ConnectionNode Name="LOCALHOST:CORPORATE\adwivedi">
18+
<ConnectionNode Name="LOCALHOST:MSI\ajayd">
1919
<Created>2020-01-27T12:35:23.8326405+05:30</Created>
2020
<Type>SQL</Type>
2121
<Server>LOCALHOST</Server>
@@ -79,6 +79,12 @@
7979
<AssociatedConnUserName />
8080
<FullPath>Shrink Log Files.sql</FullPath>
8181
</FileNode>
82+
<FileNode Name="SQLQuery2.sql">
83+
<AssociatedConnectionMoniker />
84+
<AssociatedConnSrvName />
85+
<AssociatedConnUserName />
86+
<FullPath>SQLQuery2.sql</FullPath>
87+
</FileNode>
8288
</Items>
8389
</LogicalFolder>
8490
<LogicalFolder Name="Miscellaneous" Type="3" Sorted="true">

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