Locate
Locate the file name
in the background database search for file names
Pros: search faster and consume fewer resources
Disadvantage: only in accordance with the file name search
/ var / lib / mlocate
in the background locate command searches the database
updatedb
updates the database
/etc/updatedb.conf profile
# 1. open search restrictions, yes open, no not open
PRUNE_BIND_MOUNTS = "yes"
# 2. When searching, searching file systems
PRUNEFS =
# 3. When the search does not search file types
PRUNENAMES =
# 4. When the search path is not searched
PRUNEPATHS =