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#3635 sp_Blitz AG latency warning #3636

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Merged
merged 1 commit into from
Apr 15, 2025
Merged

#3635 sp_Blitz AG latency warning #3636

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5 changes: 3 additions & 2 deletions Documentation/sp_Blitz_Checks_by_Priority.md
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Original file line number Diff line number Diff line change
Expand Up @@ -6,8 +6,8 @@ Before adding a new check, make sure to add a Github issue for it first, and hav

If you want to change anything about a check - the priority, finding, URL, or ID - open a Github issue first. The relevant scripts have to be updated too.

CURRENT HIGH CHECKID: 267.
If you want to add a new one, start at 268.
CURRENT HIGH CHECKID: 268.
If you want to add a new one, start at 269.

| Priority | FindingsGroup | Finding | URL | CheckID |
|----------|-----------------------------|---------------------------------------------------------|------------------------------------------------------------------------|----------|
Expand All @@ -32,6 +32,7 @@ If you want to add a new one, start at 268.
| 1 | Security | Dangerous Service Account | https://vladdba.com/SQLServerSvcAccount | 259 |
| 1 | Security | Dangerous Service Account | https://vladdba.com/SQLServerSvcAccount | 260 |
| 1 | Security | Dangerous Service Account | https://vladdba.com/SQLServerSvcAccount | 261 |
| 5 | Availability | AG Replica Falling Behind | https://www.BrentOzar.com/go/ag | 268 |
| 5 | Monitoring | Disabled Internal Monitoring Features | https://msdn.microsoft.com/en-us/library/ms190737.aspx | 177 |
| 5 | Reliability | Dangerous Third Party Modules | https://support.microsoft.com/en-us/kb/2033238 | 179 |
| 5 | Reliability | Priority Boost Enabled | https://www.BrentOzar.com/go/priorityboost | 126 |
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39 changes: 39 additions & 0 deletions sp_Blitz.sql
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Expand Up @@ -6706,6 +6706,45 @@ IF @ProductVersionMajor >= 10



IF NOT EXISTS ( SELECT 1
FROM #SkipChecks
WHERE DatabaseName IS NULL AND CheckID = 268 )
BEGIN

IF @Debug IN (1, 2) RAISERROR('Running CheckId [%d].', 0, 1, 268) WITH NOWAIT;

INSERT INTO #BlitzResults
( CheckID ,
Priority ,
DatabaseName ,
FindingsGroup ,
Finding ,
URL ,
Details
)
SELECT 268 AS CheckID,
5 AS Priority,
DB_NAME(ps.database_id),
'Availability' AS FindingsGroup,
'AG Replica Falling Behind' AS Finding,
'https://www.BrentOzar.com/go/ag' AS URL,
ag.name + N' AG replica server ' +
ar.replica_server_name + N' is ' +
CASE WHEN DATEDIFF(SECOND, drs.last_commit_time, ps.last_commit_time) < 200 THEN (CAST(DATEDIFF(SECOND, drs.last_commit_time, ps.last_commit_time) AS NVARCHAR(10)) + N' seconds ')
ELSE (CAST(DATEDIFF(MINUTE, drs.last_commit_time, ps.last_commit_time) AS NVARCHAR(10)) + N' minutes ') END
+ N' behind the primary.'
AS details
FROM sys.dm_hadr_database_replica_states AS drs
JOIN sys.availability_replicas AS ar ON drs.replica_id = ar.replica_id
JOIN sys.availability_groups AS ag ON ar.group_id = ag.group_id
JOIN sys.dm_hadr_database_replica_states AS ps
ON drs.group_id = ps.group_id
AND drs.database_id = ps.database_id
AND ps.is_local = 1 /* Primary */
WHERE drs.is_local = 0 /* Secondary */
AND DATEDIFF(SECOND, drs.last_commit_time, ps.last_commit_time) > 60;
END;


IF @CheckUserDatabaseObjects = 1
BEGIN
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