The message on subject is self-explanatory where your disk subsystem is referring to SQL Server that it is unable to cope up the demand. Having AUTOGROW option enabled on a SQL Server database is a common setup that allows SQL Server automatically expands the database when additional space is required...
Though the message specifies as an informational message only and no user action is required, you should take some action to avoid current behaviour of databases within your environment. Also check whether you have enabled the AUTO_CLOSE property for any of the databases on that SQL Server instance,...