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Message-ID: <1446157768.91534.212.camel@freebsd.org>
Subject: Re: Full SD Card
From: Ian Lepore <ian@freebsd.org>
To: John-Mark Gurney <jmg@funkthat.com>, Russell Haley <russ.haley@gmail.com>
Cc: freebsd-arm <freebsd-arm@freebsd.org>
Date: Thu, 29 Oct 2015 16:29:28 -0600
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On Thu, 2015-10-29 at 15:27 -0700, John-Mark Gurney wrote:
> Russell Haley wrote this message on Thu, Oct 29, 2015 at 12:35 -0700:
> > I was playing around and trying to build rocksdb from ports. I had
> > 1.5 GB
> > left on the SD card and managed to fill it up.
> > 
> > /usr/ports/databases/rocksdb# make install clean
> > 
> > The installation never completed due to a build error, but it built
> > Python
> > and cmake and some other stuff. I then went back into the rocksdb
> > directory
> > and ran make clean, which cleaned up a couple of directories, but
> > didn't
> > seem to affect the overall size.
> > 
> > So I used the following command to search the ports directory and
> > find out
> > which work folder ate my sd card:
> > 
> > find . -maxdepth 4 -type f -size +20M -print0 | xargs -0 ls -Shal |
> > head
> > 
> > which only shows the INDEX-11 file at 31MB.
> > 
> > I tried the same thing on /usr and it only lists a couple clang
> > compiler
> > files at 39MB.
> > 
> > How do I find out what used up all my space?
> 
> So, du -shc is the command you probably want, and something like:
> du -shc /usr/ports/*/*/work
> 
> Should probably be interesting to see if any port's work dirs are
> still laying around...
> 
> It is possible that if the machine crashed, that space is lost, so
> booting to single user mode, and running fsck manually may recover
> some space too...
> 

Why would a manual fsck in SU mode be necessary to recover the space? 

-- Ian