138 Troubleshooting NetBackup for DB2 Setting the debug level on a Windows

138 troubleshooting netbackup for db2 setting the

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138Troubleshooting NetBackup for DB2Setting the debug level on a Windows client
Note:Information from both the Verbose and the Database debug settings is loggedto the same file,mmddyy.logTo set the debug level on a Windows client1Open theBackup, Archive, and Restoreinterface.2SelectFile > NetBackup Client Properties.3Click theTroubleshootingtab.4Set theGeneraldebug level.5Set theVerbosedebug level.Set this level to adjust the amount of information from the user exit program.6Set theDatabasedebug level.Set this level to adjust the amount of information from the NBDB2 vendor library.7ClickOKto save your changes.Setting the debug level on a UNIX clientTo control the amount of information that is written to the debug logs, change the“Database” debug level. Typically, the default value of 0 is sufficient. However,Technical Support may ask you to set the value higher to analyze a problem.The debug logs are located in/usr/openv/netbackup/logs.To set the debug level on a UNIX clientEnter the following line in thebp.conffile.VERBOSE =XWhereXis the debug level you want.About NetBackup server reportsNetBackup provides other reports that are useful in isolating problems. One suchreport is All Logs Entries on the server. Information on server reports is available.See theNetBackup Administrator’s Guide, Volume I.139Troubleshooting NetBackup for DB2Setting the debug level on a UNIX client
Minimizing timeout failures on large databaserestoresLarge database restores sometimes fail when multiple restore sessions competefor resources. In this situation, a restore session can be delayed while waiting formedia or device access. If the delay is too long, the restore session times out. Usethe following procedure to minimize session timeouts and to allow the restores tocomplete successfully.To minimize timeout failures on large database restores1In the NetBackup Administration Console, expandNetBackup Management> Host Properties > Clients.2Double-click the client.3Select theTimeoutsproperties.4Set theClient read timeoutproperty to a large value.The default for theClient read timeoutsetting is 300 seconds (5 minutes).For database agent clients, increase the value significantly from therecommended value.See theNetBackup Administrator’s Guide, Volume 1.For example, change this setting to 30-60 minutes to minimize timeout errors.5ClickOKfor each client.Note:This change may delay detecting problems during subsequent backups.Consider putting the original value back in place once any restore that requires achange is complete.Minimizing the loading and unloading of tapes fordatabase backupsYou can minimize excessive unloading and reloading of tapes betweenmultistreamed database backups by changing the media settings for the master orthe media server.

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