Bug ID 800185: Saving a large encrypted UCS archive may fail and might trigger failover ... Impact ... The operation uses at least 1.3 times the UCS file size of RAM. ... The UCS may not get saved correctly, and if not enough memory is available, low free-memory symptoms become apparent. ... The latter may result in services being killed to free memory, resulting in service impact and failover, though it is quite typical for the overly large process saving the UCS to be terminated with no other impact. ... Conditions ... -- Large encrypted UCS files and low free host memory. -- UCS file sizes in hundreds of MB are much more likely to encounter this issue, along with free memory less than 1 GB. ... A mitigation is to minimise UCS file size. ... UCS files large enough to encounter this issue typically contain very large files, some of which may not be needed or are no longer necessary. ... Remove unnecessary large files from directories that contribute to UCS archives, for example, st...