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Chapter 15: Network/OS/Server AdministrationOther TasksCheck the following:Support package directory /usr/sap/trans/EPS/inTransport data directory /usr/sap/trans/dataSupport package files can be reloaded if needed and can be large (for example, hotpackage 10 for Release 4.0B is over 200MB).To minimize a backup failure due to a dirty head, clean the tape drive as part of apreventive maintenance program.To keep your tape drive clean: Follow the tape drive manufacturer’s instructions for your tape drive.Some drives specify a specific interval of use for cleaning, typically based on hours ofuse. Adjust your cleaning frequency to account for your usage. Remember, that these arerecommendations⎯not rules. If you consistently have recording errors or “head dirty”messages, then decrease the time between cleanings. If you have to clean your tapedrives more or less frequently, this task should be moved to the appropriate interval.Some drives (for example, DLT) do not require regular cleaning. They only needcleaning when the “clean head” indicator light is activated. Use the manufacturer’s approved cleaning cartridge for the tape drive. Use the cleaning cartridge according to the manufacturer’s instructions. Between uses, store the cleaning cartridge according to the manufacturer’s instructions.Keep your server room clean.A dusty or dirty environment will not only make you clean your tape drive more often, butwill also coat the inside of the server with dust and cause a cooling problem.15–12Release 4.6A/B