On Wed, 2005-03-02 16:11:52 -0800, Scott Becker <[EMAIL PROTECTED]> wrote in message <[EMAIL PROTECTED]>: > I've been researching the state of 'file alteration monitoring' > technology on Linux. Famd uses dnotify to inefficently monitor a handful > of directories. The replacement for dnotify is being worked on in the > kenel and it's called inotify. If I understand it correctly and they get > it finished, it would be an awesome addition to rsync. With it, you > could run rsync to update a remote system (push mode) and keep it > up2date. With inotify efficiently feeding 'file opened for write was > just closed' notifications to rsync, it could efficiently and > continuously mirror an active file system. With enough bandwidth, the > time lag could be mere seconds.
Again, this reminds me to some preload library I wrote for this purpose. It intercepted all file-manipulating library calls and replicated it to a number of sync'ed servers. > My challenge is to mirror 300 gigs of half meg files on to three remote > filesystems, afap. Most of the files are 'write and leave for two > months' with some being 'write 4 times a day' so rsync should be perfect > if it can be told right after the file is created. We are installing > fiber to our building so this might be the perfect combination to come > up with a five second mirror performance. I'd defitively rewrite it, since the initial implementation isn't any longer available to me... MfG, JBG -- Jan-Benedict Glaw [EMAIL PROTECTED] . +49-172-7608481 _ O _ "Eine Freie Meinung in einem Freien Kopf | Gegen Zensur | Gegen Krieg _ _ O fuer einen Freien Staat voll Freier BÃrger" | im Internet! | im Irak! O O O ret = do_actions((curr | FREE_SPEECH) & ~(NEW_COPYRIGHT_LAW | DRM | TCPA));
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