Date: Wed, 28 Nov 2012 17:36:11 +0200 From: Boris Astardzhiev <boris.astardzhiev@gmail.com> To: Mateusz Guzik <mjguzik@gmail.com> Cc: freebsd-fs@freebsd.org, gjb@semihalf.com, Grzegorz Bernacki <gber@freebsd.org>, stanislav_galabov@smartcom.bg Subject: Re: NANDFS eats itself up Message-ID: <CAP=KkTwoa8Z3ksarZHD_k7Ye1razXzSDh=JesgVKRb4AR6U7Kg@mail.gmail.com> In-Reply-To: <20121128151336.GC17871@dft-labs.eu> References: <CAP=KkTwX6t=6a_b7osbce5wLXrEEr_ryChAx-G5B24xOQw-q8g@mail.gmail.com> <20121128104218.GA17871@dft-labs.eu> <CAP=KkTwdh631nrTScuG6v4rdvk8zJMsOPKosc2-WGa3-aWp4EQ@mail.gmail.com> <20121128151336.GC17871@dft-labs.eu>
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--bcaec54fb9c61327f904cf8fed4b Content-Type: text/plain; charset=ISO-8859-1 If I do that I might be unable to set back the verbose level to 0 since the output is very very NOISY. This means that I will have to start again from the beginning if I need to reproduce it. Nevertheless here you go. Check the attachment (OUTPUTNAND.txt.bz2). On Wed, Nov 28, 2012 at 5:13 PM, Mateusz Guzik <mjguzik@gmail.com> wrote: > On Wed, Nov 28, 2012 at 05:06:12PM +0200, Boris Astardzhiev wrote: > > Yes, I do. I've made this to repeat via a script. The interval between > each > > SCP transfer is 100s. I thought it would give just enough time to the fs > > for reclaiming its space back. > > > > Now I stopped the transfers and doubled the vfs.nandfs.cleaner_segments > to > > 10. The fs has no files in it but it reports "~9.6MB" of used space. 4+ > > hours later it has NOT changed at all it still reports "~9.6MB" Used. > > > > Now this indeed sounds like a bug. Can you enable debug like this: > # sysctl vfs.nandfs.verbose=0xffffffff > > The kernel will start printing a lot of debugging information. With > default configuration of syslog this will end up in /var/log/messages. > Capture something like 30 seconds of output and post it somewhere. > > -- > Mateusz Guzik <mjguzik gmail.com> > --bcaec54fb9c61327f904cf8fed4b--
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