Package: rsnapshot

"rsnapshot" package binaries on CentOS:

/usr/bin/rsnapshot /usr/bin/rsnapshot-diff

You may install this package on CentOS with yum install rsnapshot

"rsnapshot" package binaries on Debian:

/usr/bin/rsnapshot /usr/bin/rsnapshot-diff

You may install this package on Debian with apt-get install rsnapshot