Messages in this thread | | | Date | Mon, 26 May 2014 02:46:52 +0300 | From | Marian Marinov <> | Subject | Re: inotify, new idea? |
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On 05/24/2014 03:34 PM, Richard Weinberger wrote: > Am 24.05.2014 09:52, schrieb Michael Kerrisk (man-pages): >> On 04/21/2014 10:42 AM, Richard Weinberger wrote: >>> Am 21.04.2014 09:24, schrieb Michael Kerrisk: >>>>> Does recursive monitoring even work with inotify? Last time I've tried it did failed as soon I did a mkdir >>>>> -p a/b/c/d because mkdir() raced against the thread which installes the new watches. >>>> >>>> As I understand it, you have to program to deal with the races (rescan directories after adding watches). I >>>> recently did a lot of work updating the inotify(7) man page to discuss all the issues that I know of, and >>>> their remedies. If I missed anything, I'd appreciate a note on it, so that it can be added. See >>>> http://man7.org/linux/man-pages/man7/inotify.7.html#NOTES >>> >>> I'm aware of the rescan hack, but in my case it does not help because my program must not miss any event. >>> Currently I'm using a fuse overlay filesystem to log everything. Not perfect but works... :-) >> >> Richard, >> >> A late follow up question. How does your application deal with the event overflow problem (i.e., when you get a >> large number of events much faster than your application can deal with them? > > The downside of the FUSE approach is that you have to intercept every filesystem function. This can be a > performance issue. But due to this design the overflow problem cannot happen as the FUSE filesystem blocks until > the event has been proceed. >
Have anyone of you looked at this: https://github.com/1and1/linux-filemon/
I haven't stress tested it, but in the past I ported it to more recent kernels: https://github.com/hackman/filemon-patches
It is not polished, but it works.
I'm considering fixing some of the issues at has for use in my home setup.
Marian
> Thanks, //richard -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a > message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read > the FAQ at http://www.tux.org/lkml/ >
- -- Marian Marinov Founder & CEO of 1H Ltd. Jabber/GTalk: hackman@jabber.org ICQ: 7556201 Mobile: +359 886 660 270 -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux)
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