Date: Thu, 8 Sep 2016 12:37:19 -0700 From: Mel Pilgrim <list_freebsd@bluerosetech.com> To: Amitabh Kant <amitabhkant@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: NFS or rsync for sharing files between FreeBSD servers? Message-ID: <9e68c578-7569-2015-db6b-92bea3864bc8@bluerosetech.com> In-Reply-To: <CAPTAQBJD1qZ9kZSrXOOuKLHC6J_O3jBPiH4Yqav3qfQp8V7wtA@mail.gmail.com> References: <CAPTAQBJD1qZ9kZSrXOOuKLHC6J_O3jBPiH4Yqav3qfQp8V7wtA@mail.gmail.com>
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On 2016-09-07 09:09, Amitabh Kant wrote: > We need to share a number of directories between 3 servers running 9.3 . > Most of these directories contain php/html/js/images files which do not > change frequently. > > We need to keep the directories in sync on all three servers. Currently, we > run a rsync command every time there is a change in one of the > files/directories. Sometimes it does happen that we forget to run the rsync > script making one of the servers return old versions. > > That is where we are planning to introduce a nfs_server on one of the > servers, while the other two will be nfs_clients accessing the files > through a shared directory. I understand that it would present a single > point of failure, but in terms of disk access speed, will it make a huge > difference further impacting the web servers running on the nfs_client > servers ? The servers are connected to each other over gigabit lines, and > the files are themselves not greater than 20-30 kb on an average, with some > of the larger image files somewhere around 4-5 MB. Have a look at sysutils/inotify-tools. IMO, inotifywait example 1 on the website[1] does what you're looking to do. 1: https://github.com/rvoicilas/inotify-tools/wiki#info
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