System crash - now shows "no space on device"

[Lisa Kachold]

Glad you got into it Joe - see below,

On Tue, Sep 4, 2012 at 8:45 AM, <joe at actionline.com> wrote:

>
> Thanks Lisa. Deleting some of the /var/log/messages files did free up
> enough space that I was able to boot into kde.  But questions remain: why
> did the system create about 3-gig of messages? And that only reduced the
> root partition from 12-gigs to 9-gigs when there is actually only 3.5-gigs
> of valid content in the root partition?
>
>
> > You can check your free inodes via: # df -i
> > or via: # tune2fs -l /dev/sdb1 | grep *Free
>
> df -i shows 770K Inodes available 162K used and 608K available, so that is
> not the problem.
>
Okay that's all good!

>
> tune2fs does not work.
>
> > and delete all the files in;
> > /var/spool/mail/root
> > /var/log/messages
> > /var/log/mail*
> > /var/log/mess*
>
> /var/log/messages did have enormous files and /var/log/syslog also has
> more enormous files which seem to be identical in size to
> /var/log/messages. Why are these duplicated?
>
>
Your /etc/syslog.conf will show you what you are logging and why,


> > Look for core files
>
> locate core <E> generates a huge list of files that contain 'core' as part
> of the file names, but none that I can identify as core dumps. How can I
> find only core dumps?
>
> > You can also use yum or apt-get to remove a package to quickly get some
> > diskspace frree
>
> find / -name core -exec rm {} \;


> I have been able to 'rm' some files (i.e. messages), but what packages
> could I safely remove?
>
> > Use locate (find-utils) to identify and remove core files, iso's and
> > Virtualbox images. But you can't find or locate without /tmp file space.
>
> > removing the root mail spool (be sure to create it again with
> > "touch /var/spool/mail/root | chown root:mail /var/spool/mail/root"
>
> > You can also determine what files were modified 2 days ago:
> > touch -t 201209172359 dummy
> > find / -name 'DS*' -newer dummy
>
>
> You can also run:

du -h

to see what is populated with what.

df -h

is also good

locate *,iso

locate *,gz

locate *.rpm



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