Linux.com: Locating Files in Real-Time with rlocate

“A few months ago Joe Barr introduced locate and friends, and
included a brief reference to rlocate. rlocate, by Rasto Levrinc,
is based on slocate, which is an improvement on traditional locate,
an old Unix command used to perform fast pathname searches. Besides
adding a few commodity options, like the -i argument for
case-insensitive search, rlocate’s main feature is secure path
searching, which presents only paths to the user that he has
permissions to.

“rlocate updates its path database in real-time by using a
kernel module that intercepts all paths modifications and a daemon
that logs those operations on a differences file…”

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