provides the infrastructure for queue-based asynchronous message communication between databases.

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13
votes
2answers
366 views

Does firing off an indefinite WAITFOR increase the log file size?

In the last release of my app, I added a command that tells it to wait when something arrives in the Service Broker queue: WAITFOR (RECEIVE CONVERT(int, message_body) AS Message FROM MyQueue) The ...
11
votes
3answers
1k views

Where to learn SQL Server Service Broker?

Are there any good resources to learn Service Broker? I'm looking for a newbie-friendly guide.
11
votes
1answer
4k views

SQL Server Cache Flush and Disk I/O

We're busy load testing an OLTP system we've developed in .NET 4.0 and runs SQL Server 2008 R2 in the back. The system uses SQL Server Service Broker queues, which are very performant, but we are ...
10
votes
1answer
522 views

Sch-M WAIT blocks Sch-S in SQL Server 2014 but not SQL Server 2008 R2?

We recently migrated our production instances from SQL 2008 R2 to brand new SQL 2014 servers. Here is an interesting scenario that we uncovered with our usage of Service Broker. Consider a database ...
7
votes
1answer
926 views

Service Broker: Queue Monitor is dropped after poison message

I have searched everywhere and there isn't an answer online. There is one similar question on stackoverflow but it's not exactly the same and it has no accepted answer. When I setup event ...
6
votes
1answer
599 views

Recommendations on how to organize Queues in Service Broker

I have a service broker application that currently has 5 or 6 queues on two servers. The general workflow is: Server A User populates some tables User fires stored proc which puts a message into ...
5
votes
2answers
1k views

Performance impact of waiting on a service broker message

I have a situation where multiple client apps send messages via the Service Broker (utilizing stored procs). These messages are picked up by yet another client app and then processed. The way the ...
5
votes
1answer
1k views

Service Broker & AlwaysOn Availability Groups: Odd Transmission Queue Behavior

I have also posted this question on my blog: http://www.sqldiablo.com/2012/04/15/service-broker-alwayson-availability-groups-odd-transmission-queue-behavior/. I’ve been working on a project over the ...
5
votes
1answer
235 views

SA permissions issues with many nested objects

I have a broker application that's relatively complicated. Today, after I made some changes, I started getting the error: The server principal 'sa' is not able to access the database 'XYZ' under ...
4
votes
1answer
421 views

Why does WAITFOR (RECEIVE FROM QUEUE) show up in the monitor incorrectly?

I kick off the following command in my app: WAITFOR (RECEIVE CONVERT(int, message_body) AS Message FROM MyQueue) When I run `sp_who2 active', I get Status=SUSPENDED and Command=DELETE Note: ...
4
votes
1answer
371 views

Large Transaction Log Backups in Service Broker-enabled system

We have a system that uses Service Broker for asynchronous messaging, with a fairly high throughput of messages. We don't really care about the persistent features of SSB in this scenario -- the ...
4
votes
1answer
305 views

Check Index Fragmentation on SQL Server Audit Queues

I've read this excellent article, http://rusanu.com/2010/03/09/dealing-with-large-queues/, and seem to be having the same issue, due to a low space issue, the service broker was turned off on a ...
4
votes
1answer
83 views

SQL Server Service Broker Compatability across versions?

I'm planning a project to upgrade internally-developed app from SQL Server 2005 to SQL Server 2012. I hope to use Service Broker as a bridge while in transition. Are there any issues to consider in a ...
4
votes
1answer
743 views

SQL Server 2008 R2 Service Broker Troubleshooting

I set up Service Broker between two databases on separate instances, one on a 2008 R2 Cluster the other on a separate box also 2008 R2. I have gone through the process of setting up all the objects ...
4
votes
1answer
849 views

SQL Server CPU spikes - possibly non-query related - suggested indicators

I'm looking for suggestions for indicators I could monitor to discover what is causing these cpu "blunted spikes". Some known information: sqlserver.exe is confirmed as the process consuming the ...
4
votes
0answers
147 views

ENABLE_BROKER vs NORECOVERY

I have two nodes with MSSQL2012 which work with AlwaysOn High Availability After some crash I had to remove db from availability group on the one of the nodes. For restoration I've made backup ...
3
votes
2answers
2k views

How to make a flexible service broker receive in a stored sql procedure, how to pass “FROM” parameter into receive

a while ago I asked a question about how to make begin dialog and send more flexible so that it can be embedded in a procedure that takes the to, from, parameters as sysname variables. Service Broker ...
3
votes
1answer
566 views

Service Broker Procedure that will be used by multiple initiators to begin dialog conversation.. how to pass a parameter into it

The standard format for beginning a dialog is like this: Declare @dialog_handle UNIQUEIDENTIFIER BEGIN DIALOG CONVERSATION @dialog_handle FROM SERVICE initiator_1 TO SERVICE 'target_1' ON ...
3
votes
1answer
1k views

Activity Monitor showing long duration for WAITFOR RECEIVE

In Activity Monitor, the following query is causing high CPU and 281ms average duration. WAITFOR ( RECEIVE conversation_handle , service_contract_name , message_type_name , message_body ...
3
votes
1answer
2k views

How do query notifications detect changes in the query result?

I am working with a legacy database that has implemented query notifications against a table called ColorList. While running a server-side trace for an unrelated issue, I noticed the query SELECT ...
3
votes
1answer
842 views

Using Service Broker internal to a single SQL Express instance?

I understand that SQL Express cannot send Service Broker messages to other instances without a Standard (or better) instance involved in the chain. But is it possible to use Service Broker to send ...
3
votes
1answer
1k views

Status for a service broker queue

Looking at the sys.service_queues DMV, I see that there are columns called "is_enqueue_enabled" and "is_receive_enabled". However, in the "ALTER QUEUE" DDL, there only seems to be a "STATUS" that can ...
3
votes
1answer
1k views

sql server service broker queue pass parameter to stored procedure

Stored Procedure Create PROCEDURE [dbo].[InitServiceLog] ( @name varchar(max)=null ) AS BEGIN SET NOCOUNT ON; insert into [AdventureWorks].[dbo].[ServiceBroker_Log](Service) ...
3
votes
1answer
3k views

Enabling Service Broker on a database involved in an availability group

I'm trying to enable Service Broker on a SQL Server 2012 database that is part of an availability group and keep getting this error message: The operation cannot be performed on database "dbname" ...
3
votes
0answers
47 views

Take action from extended event?

I've seen it mentioned a few times that you can configure an event session to take an action when an event fires. Does anyone have any information on how to do this? I know that you can use the ...
3
votes
0answers
440 views

SqlDependency permissions

The db is SQL Server 2012. All data tables are in the dbo schema. All data access is done via stored procedures in a different schema (user rt). I want to add query notifications for some tables, so I ...
3
votes
0answers
707 views

Event Notification / Service Broker - no inserts anymore, “previously existing connection with the same peer”

I've been working on getting several servers to feed Event Notifications to a central server. Had everything working yesterday, then managed to break it. Dropping and recreating the ...
2
votes
2answers
1k views

Why does the service broker require a master key after restoring to a different server?

I've been moving some databases which use the service broker to new servers recently via backup and restore. I've noticed that once I do this, these databases start throwing the database master key ...
2
votes
1answer
305 views

Is the Service Broker good for publishing data between servers?

I'm trying to find a better solution when publishing data to a remote table. So we have Server A and Server B. Server A holds a master table which should be replicated to Server B. Currently, we ...
2
votes
4answers
1k views

The broker in the sender's database is in single user mode

Could you please help with why am I getting this sys.transmission_queue.transmission_status message after restoring from a snapshot? The broker in the sender's database is in single user mode. ...
2
votes
1answer
543 views

Any problem with same conversation handle used by multiple services communicating with one target queue in a multiplexed service broker order queue?

I asked a question about implementing conversation groups in a SQL Service Broker setup which has several User Services communicating with the Server Service (Processing xml data requests to be sent ...
2
votes
1answer
751 views

Service Broker stops working [closed]

I'm new to Service Broker. Our existing Service Broker suddenly stops working and I can't figure out why. When I try to enable Service Broker (which is already enabled) I get this in SQL error log: ...
2
votes
1answer
1k views

Error: 9245, Severity: 16, State: 1. / During the last time interval XXX query notification errors were suppressed

I've got this sequence of error messages showing up regularly in my server error log: Error: 9245, Severity: 16, State: 1. During the last time interval 257 query notification errors were ...
2
votes
1answer
304 views

Accessing Service Broker from Different Databases

In my Application we have a lot of databases nearly 100 dbs. We are planning to use Service Broker for calling a Stored Proc Async. Instead of running Service Broker on all the Databases, Is it ...
2
votes
0answers
98 views

Impact of Service Broker on Server Performance [closed]

For DDL auditing we are thinking to use service broker, but I want to check few parameters before deploying it to a production server, where there are about 200 DBs and Standard Edition of SQL Server. ...
2
votes
0answers
71 views

Service broker routes and DNS

Apologies for the long post but I've recently seen some strange behaviour with Service Broker when the routes it uses reference a DNS entry, and I am wondering if anyone has seen the same? We have ...
1
vote
1answer
117 views

sql server service broker

For the last few days the service broker command which run from master database is consuming much more RESOURCES than before. The Impact on the Database is high (from the bad side), It causes for ...
1
vote
1answer
214 views

Recommendations on creating user-objects on system database

I want to setup a bunch of Event Notifications on SQL Server using Service Broker for our production database. I've setup a new database on my testing machine, and everything works well. The problem ...
1
vote
1answer
73 views

How to suppress activation procedure output from the error log?

I found so many below informational messages (bulk messages with no any error) are logged in the SQL Server error log. The activated proc 'x' running on queue 'y' output the following: 'z' I ...
1
vote
1answer
201 views

Do SELECT (without ORDER BY) return the same message as RECEIVE?

My current client needs to be able to PEEK messages in a SQL Server Service Broker queue. The current implementation uses RECEIVE and rollback to peek. As that generates writes to the transaction ...
1
vote
1answer
52 views

SQL Service Broker & Logical File Names

A colleague was having trouble enabling the Service Broker for a particular database. SQL Server kept on throwing an error stating that the Service Broker was already running. When checking the ...
1
vote
1answer
375 views

Can we use SQL Express to send messages to SQL Standard using the Service Broker?

We want to use SQL Express at our local sites but to still be able to push data back to our head office using the Service Broker. SQL Server at the head office is 2008 R2 Standard. Looking at the ...
1
vote
1answer
895 views

Elegant way of sending e-mails with Service Broker

Is there an elegant way for sending e-mails using a Service Broker service/queue? I want to setup an EVENT NOTIFICATION for SQL Server, and I'd like to send e-mails to operators for each message on ...
1
vote
2answers
959 views

sql server removing service_queues

Hi when i query select * from sys.service_queues in sql server 2008 sp3 i am getting InternalMailQueue ExternalMailQueue _LakeSide_DbTools_DeadlockQueue QueryNotificationErrorsQueue ...
1
vote
1answer
500 views

Setting Alerts for Autogrow

Can I set alerts for an autogrow event in SQL Server (2005 or 2008 R2)? I've searched around and haven't found the 'error number' for autogrowth, if there is one. In case this isn't possible, how ...
1
vote
1answer
83 views

It is mandatory to create a route when creating an event notification?

I'm starting with service broker. Already managed to setup an event notification for blocked processes based on this answer and it's working flawlessly. Then I wanted to setup another one to notify ...
1
vote
1answer
106 views

High Service Broker queue

My production database suffers from a large Service Broker message queue. It is around 2 million. I would like to decrease it as small as possible. I have tried dbcc ...
1
vote
1answer
2k views

Permissions using .NET SqlDependency

SQLDependency Notifications work fine logged in as Windows Domain User, using Trusted Connection. But not as SQL-User: I created a db login, user and role as follows: CREATE LOGIN myLogin WITH ...
1
vote
1answer
644 views

Service Broker - Communication not happening between servers despite ssbdiagnose saying all is well

I am setting up Service Broker communication between 2 servers, A and B we will call them. I used this article as an example: ...
1
vote
1answer
338 views

Effects of enabling service broker

I would like to use SqlCacheDependency to update a dataset in real-time, but we have not enabled the service broker on our production database. Could enabling the service broker have any adverse ...