Date: Wed, 28 Nov 2012 23:47:15 +0200 From: Boris Astardzhiev <boris.astardzhiev@gmail.com> To: Ronald Klop <ronald-freebsd8@klop.yi.org> Cc: freebsd-fs@freebsd.org, gjb@semihalf.com, stanislav_galabov@smartcom.bg, Grzegorz Bernacki <gber@freebsd.org> Subject: Re: NANDFS eats itself up Message-ID: <CAP=KkTzaGvTM6mJYvB=3UEoA8O%2Bs6Ab9b_vd9bFape-DUFkvog@mail.gmail.com> In-Reply-To: <op.woh4wfma8527sy@212-182-167-131.ip.telfort.nl> 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> <CAP=KkTwoa8Z3ksarZHD_k7Ye1razXzSDh=JesgVKRb4AR6U7Kg@mail.gmail.com> <op.woh4wfma8527sy@212-182-167-131.ip.telfort.nl>
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Sorry for that, I haven't noticed it. I hope that this will do. The attachment - http://justpaste.it/1kk5 On Wed, Nov 28, 2012 at 11:06 PM, Ronald Klop <ronald-freebsd8@klop.yi.org>wrote: > On Wed, 28 Nov 2012 16:36:11 +0100, Boris Astardzhiev < > boris.astardzhiev@gmail.com> wrote: > > 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). >> > > Your attachment is stripped by the mailinglist. > > Ronald. > > > > 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> >>> >>
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