User's Manual

hp StorageWorks File System Extender User Guide 115
Note that the regular release job starts immediately after the forced release job has ended (because the
system is still filled to the high watermark).
Figure 19 Reaching the critical watermark on an HSM file system
High watermark
High watermark is usually reached when new files are created or copied to the HSM file system. Regular
release is started for all files on the release candidate list that have passed their migration or recall
retention period, and are larger than MinFileSize. This stops when low watermark on the HSM file