7.35 zFS aggregates on disk A zFS aggregate is an array of 8K blocks Three special objects in all zFS aggregates that take up space that cannot be used for user files: Log file - Used to record metadata changes and is by default 1% of the disk size Bitmap - Records which blocks are free on disk, and is as big as needed and depends on size of the aggregate Aggregate File System List - Describes the file systems contained in the aggregate Compatibility mode aggregates - only one 8KB block ROGERS @ SC65:/u/rogers>zfsadm aggrinfo IOEZ00368I A total of 1 aggregates are attached. ZFSFR.ROOT.ZFS (R/W COMP): 292908 K free out of total 1440000