Growfs, dirpref, hashing
•Growfs
–Increase/shrink
an existing filesystem
–E.g.,
add a disk, configure the RAID array, grow existing filesystems to use
space
•Dirpref
–More
intelligent layout of disk structure for increased speed on wide, deep, sparse
directory
trees
•Hashing
–Much
better performance on directories with more than 10,000 files