Error message CPI0999, Storage directory threshold reached, can be triggered for several reasons, including the following: Lack of free space in an ASP Fragmented free space Running low on directory segments Running low on storage management directory entriesOnce CPI0999 has been triggered, it will continue to be sent every hour until the system is IPLed. Because of these factors, it can be difficult to know if additional recovery is needed beyond doing an IPL, and whether immediate action is needed or if the cause has already been resolved. Read More
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