Unix Important File System -Unix File System UFS UDFS tmfs swapfs

UFS- Unix File System- it contain the Disk Label,bootblk,Primary superblock,First cylinder Group,Backup Super block,Cylinder Group Block,Inode Table,Data block, then it contain the same thing in the Secondary Group.
Bootstrap Program -Boot Block-bootblk –- only the root file system has an active boot block.
Sun Solar is UNIX File system
How To Create New ufs file system.
#newfs /dev/rdsk/c1t0d0s0
udfs – Universal Disk Format File system
tmfs- Temporary File system- tmpfs file system is create and destroyed every time system is rebooted.
Swapfs- Swap file system kernel manage swap space on disk

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