Is the database OK? Check MySQL's logs. Eyeball 'show processlist' and see what's it's doing. Try mysqldump the database and import it elsewhere. Force a recovery if it seems anything less than healthy - http://dev.mysql.com/doc/refman/5.5/en/forcing-innodb-recovery.html
G'luck - Dave On 5 April 2013 16:02, Marcel Keller <maggost...@gmail.com> wrote: > Folks, i tried to earn some experience with Cloudstack. Everything is > working well but since yesterday i have some trouble when i try to start my > management servers. > > I always get a: > > seUpgradeChecker - DatabaseUpgradeChecker > 2013-04-05 16:19:10,465 INFO [utils.component.ComponentLocator] > (main:null) Adding system integrity checker: DatabaseUpgradeChecker > 2013-04-05 16:19:10,537 DEBUG [utils.crypt.EncryptionSecretKeyChecker] > (main:null) Encryption Type: file > 2013-04-05 16:19:10,623 INFO [cloud.upgrade.DatabaseIntegrityChecker] > (main:null) Grabbing lock to check for database integrity. > 2013-04-05 16:19:10,894 INFO [cloud.upgrade.DatabaseIntegrityChecker] > (main:null) Performing database integrity check > > the server hangs in that state since one hour > > The mysql servers are available... > > any ideas? >