What causes sqlserver database recovery to hang?

Causes why SQL Server database recovery hangs

SQL Server database recovery may hang under the following circumstances:

1. Data corruption

• Hard drive damage or failure
• File system damage
• Data page damage

2. Log damage

• The log file is damaged or damaged
• The transaction log is damaged

3. Missing resources

• Insufficient memory
• Insufficient disk space
• High CPU usage

##4. Lock conflict

Lock conflicts with other database processes
• Concurrent operations lead to deadlock

5. Other reasons

Hardware Problem (for example, RAID controller failure)
• Software error (for example, driver problem)
• Virus or malware infection

How to troubleshoot SQL Server database recovery hangs

The steps to solve the SQL Server database recovery hang include:

1. Check the log file

Check SQL Server error log and Windows event log for clues as to the cause of the error.

2. Repair data corruption

Try to use SQL Server database tools (such as DBCC CHECKDB) to repair data corruption.

3. Repair log corruption

Try to use SQL Server log repair tools (such as DBCC LOGREPAIR) to repair log corruption.

4. Release resources

Close any unnecessary applications or services to free up memory and CPU resources. Increase disk space to avoid running out of disk space.

5. Resolve lock conflicts

Try to use SQL Server Profiler to find out the process involved in the lock conflict. The process can then be terminated or adjusted to resolve the conflict.

6. Troubleshoot other causes

Check whether there is a problem with the hardware. Update drivers and software to eliminate errors. Run an antivirus scan to rule out virus or malware infections.

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