From owner-freebsd-hackers@FreeBSD.ORG  Wed Mar 11 22:11:16 2015
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Date: Wed, 11 Mar 2015 23:11:14 +0100
Message-ID: <CAPQ4ffvOUDemE4YMPQ89mQAZ_ojUy9Ou8OFkaihS-NEFz42YfQ@mail.gmail.com>
Subject: Re: file system change notifications
From: Oliver Pinter <oliver.pinter@hardenedbsd.org>
To: Kim Shrier <kim@westryn.net>, Shawn Webb <shawn.webb@hardenedbsd.org>
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Cc: FreeBSD Hackers <freebsd-hackers@freebsd.org>, int0dster@gmail.com
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Take a look at dazuko kernel module. Probably you should forward port
them, because they are obsoleted.

On Wed, Mar 11, 2015 at 10:54 PM, Kim Shrier <kim@westryn.net> wrote:
> On Mar 11, 2015, at 1:14 PM, Ivan Krivonos <int0dster@gmail.com> wrote:
>>
>> Hi,
>>
>> Have not read this paper, but why just don`t kqueue() ?
>>
>
> Apparently, you have to have a file descriptor for every file you want to
> monitor, if I read things right.  This is prohibitive with 100,000+ files.
> It also means that you cannot unmount a file system if you are monitoring
> any files in it, since the file system is considered busy.
>
> Kim
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