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Subject: Re: What's taking up all my disk space?
To: Anton Sayetsky <vsasjason@gmail.com>,
 Murk Fletcher <murk.fletcher@gmail.com>
References: <CAH=3fONyAy6CA8kGHzyWiiFGk-qA5=fdQVLjoE20dk9OY-OkrQ@mail.gmail.com>
 <CAA2O=b9qoUshYDbohBryKt5s1ixuSOc-XhT-sJb-Gm5aL506bg@mail.gmail.com>
Cc: FreeBSD Questions <freebsd-questions@freebsd.org>
From: Arthur Chance <freebsd@qeng-ho.org>
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Date: Tue, 26 Jan 2016 11:29:00 +0000
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On 26/01/2016 10:23, Anton Sayetsky wrote:
> 26 янв. 2016 г. 12:21 пользователь "Murk Fletcher" <murk.fletcher@gmail.com>
> написал:
>>
>> Hi!
>>
>> Woke up to a nasty surprise this morning:
>>
>> /: write failed, filesystem is full
>> # df -h
>> Filesystem         Size    Used   Avail Capacity  Mounted on
>> /dev/gpt/rootfs     38G     35G   -7.4M   100%    /
>> devfs              1.0K    1.0K      0B   100%    /dev
>> fdescfs            1.0K    1.0K      0B   100%    /dev/fd
>> linprocfs          4.0K    4.0K      0B   100%    /usr/compat/linux/proc
>>
>> I have no idea why this is because I'm only using my FreeBSD VPS to run a
>> small Rails app in `/usr/home/`:
>>
>> # du -sh /usr/home
>> 8.6G    /usr/home
>> # du -sh /usr/
>>   12G    /usr/
>> # du -sh /
>>   34G    /
>>
>> Maybe there's a way to use `du` to show all files larger than 1GB and then
>> pass it on to some other command to sort them by size?
> Try "du -sh /*" first.

There aren't so many sub-directories in / that it's difficult to spot 
the largest but

du -sh /* | sort -rh

will order the list from largest to smallest. Very useful (possibly with 
head added to the pipeline) if you've got a lot of subdirectories.

-- 
Moore's Law of Mad Science: Every eighteen months, the minimum IQ
necessary to destroy the world drops by one point.