SQL SERVER start up

https://www.mssqltips.com/sqlservertip/3266/restoring-the-sql-server-master-database-even-without-a-backup/

https://www.simple-talk.com/sql/backup-and-recovery/the-sql-server-instance-that-will-not-start/

 rebuild system databases

https://msdn.microsoft.com/en-us/library/dd207003(v=sql.110).aspx

 

Restoring the SQL Server Master Database Even Without a Backup

https://www.mssqltips.com/sqlservertip/3266/restoring-the-sql-server-master-database-even-without-a-backup/

 

http://blogs.msdn.com/b/sqlserverfaq/archive/2011/05/11/inf-hey-my-sql-server-service-is-not-starting-what-do-i-do.aspx