i have committed this patch as svn 354523. Please let the list know if you see any problems on other jvms/OS/machines after getting this patch.
Suresh Thalamati (JIRA) wrote: > [ http://issues.apache.org/jira/browse/DERBY-239?page=all ] > > Suresh Thalamati updated DERBY-239: > ----------------------------------- > > Attachment: onlinebackup_5.diff > > This pacth fixes store/onlineBackupTest1.java failure on non-windows > envirorment. Problem was unlogged operations thread and insert thread are > working on the same connection. Test was failing becuase insert thread was > committing the unlogged operation that was suppose to block the backup. > This pacth modified the test , so that these threads works on different > conenctions, > > > Test passed on Windows XP and Linuix. > > It would be great if some one can commit this patch. > > > >>Need a online backup feature that does not block update operations when >>online backup is in progress. >>-------------------------------------------------------------------------------------------------------- >> >> Key: DERBY-239 >> URL: http://issues.apache.org/jira/browse/DERBY-239 >> Project: Derby >> Type: New Feature >> Components: Store >> Versions: 10.1.1.0 >> Reporter: Suresh Thalamati >> Assignee: Suresh Thalamati >> Attachments: onlinebackup.html, onlinebackup1.html, onlinebackup_1.diff, >> onlinebackup_2.diff, onlinebackup_3.diff, onlinebackup_4.diff, >> onlinebackup_5.diff >> >>Currently Derby allows users to perfoms online backups using >>SYSCS_UTIL.SYSCS_BACKUP_DATABASE() procedure, but while the backup is in >>progress, update operations are temporarily blocked, but read operations can >>still proceed. >>Blocking update operations can be real issue specifically in client server >>environments, because user requests will be blocked for a long time if a >>backup is in the progress on the server. > >
