Availability_Replica Log_Reuse_Wait_Desc

Availability_Replica Log_Reuse_Wait_Desc. Log_reuse_wait_desc availability_replica while other dbs (much smaller than main db) in ao groups log usage is very minimum (1 to 10%) and can be shrunk, main db log usage continuously showing more than 99% and not shrinking. Select name, log_reuse_wait_desc from sys.databases script will give you the name of the databases and the pending action why log is growing, it mostly log backup or availability_replica.

SQL SERVER Huge Transaction Log (LDF) for Database in from blog.sqlauthority.com

Log_reuse_wait_desc showing as availability_replica recently in one my always on availability replica environment i got an issue where one of the availability replica database log file has grown completely, and we got a request to shrink the issue. When i check the log_reuse_wait_desc, it says “availability replica”. And the log_reuse_wait_desc shows availability_replica, that means sql server is waiting to send log data to one of your always on availability group replicas.

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If yes you can monitor the data transfer in ag dash baord. If it shows availability_replica, then what is happening and why log is growing.

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Please support me on patreon: We have a ag server, which has 2 nodes and couple of databases added to availability list on the same.

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Currently the log_reuse_wait_desc status of the database resload is “availability_replica”. One of the replicas may be lagging behind due to a slow network, or it may be down altogether.

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A description of the log_reuse_wait_desc states can be found here After i insert data, i check the log size as next:

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In 2016, when this occurs, log_reuse_wait_desc now shows nothing.) the most worrying value is going to depend on what is likely to be the biggest problem for my environment: We have a ag server, which has 2 nodes and couple of databases added to availability list on the same.

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Select name, log_reuse_wait_desc from sys.databases; If cdc is configured but the capture job isn’t running, the log_reuse_wait_desc will show as replication, as the log manager doesn’t have any way to know *why* the replication log scanner is configured, just that it is, and it hasn’t run.

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While working with one of the customers we realized that when we query sys.databases for one of the databases, we always see column log_reuse_wait_desc containing reasons availability_replica. If yes you can monitor the data transfer in ag dash baord.

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First of all, run the following script Log_reuse_wait_desc showing as availability_replica recently in one my always on availability replica environment i got an issue where one of the availability replica database log file has grown completely, and we got a request to shrink the issue.

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Monitor the log_reuse_wait_desc value of the sys.databases catalog and see if you get availability_replica. I have a very small dbs (3 gb) but i noticed that the size of the log file grew to be 60 gb.

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Above script will return the name of the database along with the log_reuse_wait_desc. This status of database can occur when we are slow in redoing the logs on the secondary replica or if the secondary replica is not connected to the primary replica or the availability replica primary/secondary are slow to send/redo the transactions.

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I have just 1 secondary replica and just one database in my availability group. Above script will return the name of the database along with the log_reuse_wait_desc.

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This spiffy little snippet will tell you why each database’s log file isn’t clearing out. And the log_reuse_wait_desc shows availability_replica, that means sql server is waiting to send log data to one of your always on availability group replicas.

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If you see it containing availability_replica, that means an alwayson availability groups secondary replica is applying transaction log records of this database to a. This status of database can occur when we are slow in redoing the logs on the secondary replica or if the secondary replica is not connected to the primary replica or the availability replica primary/secondary are slow to send/redo the transactions. I have just 1 secondary replica and just one database in my availability group.

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First of all, run the following script The customer was really curious about what it means. After i insert data, i check the log size as next:

Log_Reuse_Wait_Desc Showing As Availability_Replica Recently In One My Always On Availability Replica Environment I Got An Issue Where One Of The Availability Replica Database Log File Has Grown Completely, And We Got A Request To Shrink The Issue.

Log_reuse_wait_desc availability_replica while other dbs (much smaller than main db) in ao groups log usage is very minimum (1 to 10%) and can be shrunk, main db log usage continuously showing more than 99% and not shrinking. Now when i suspend the secondary database and try to take log backup of my primary database in order to truncate transaction log, it wont be truncated with the following log_reuse_wait_desc value: We have a ag server, which has 2 nodes and couple of databases added to availability list on the same.

A Database Which Was Removed From Alwayson Configuration Is Showing ‘Log_Reuse_Wait_Desc’ As ‘Availability_Replica’.

Above script will return the name of the database along with the log_reuse_wait_desc. If it shows availability_replica, then what is happening and why log is growing. Test on my own side:

The Log_Reuse_Wait_Desc Says What The State Is Before The Log Can Be Reused Or Shrinked.

If cdc is configured but the capture job isn’t running, the log_reuse_wait_desc will show as replication, as the log manager doesn’t have any way to know *why* the replication log scanner is configured, just that it is, and it hasn’t run. As far as i know as long as logs are inactive and vlf is filled up then transaction log can be truncated. Select name, log_reuse_wait,log_reuse_wait_desc from sys.databases