On Fri, 2007-02-16 at 10:44 -0500, [EMAIL PROTECTED] wrote: > On Fri, Feb 16, 2007 at 10:06:56AM -0500, Celejar wrote: > > On Fri, 16 Feb 2007 09:34:14 -0500 > > [EMAIL PROTECTED] wrote: > > > > [snip] > > > > > > Speaking of learning, you shouldn't be running 'du' and 'dpkg -l' with > > > > sudo; they'll run just fine as a normal user. > > > > > > Won't they have a hard time with directories and files that are not > > > readable by the normal user? > > > > No. dpkg just queries /var/lib/dpkg/status, which is world readable, > > and 'du' works perfectly well on non-readable files: > > > > ~$ cat /etc/shadow > > cat: /etc/shadow: Permission denied > > ~$ du /etc/shadow > > 1 /etc/shadow > > And does du also work with nonreadable directories? > > -- hendrik > >
A quick test shows there are differences: [EMAIL PROTECTED]:/tmp$ du -sm /var du: `/var/lib/gdm': Permission denied du: `/var/lib/cups/certs': Permission denied du: `/var/lib/amanda': Permission denied du: `/var/cache/setup-tool-backends': Permission denied du: `/var/log/exim4': Permission denied du: `/var/log/samba': Permission denied du: `/var/log/amanda': Permission denied du: `/var/log/iptraf': Permission denied du: `/var/run/exim4': Permission denied du: `/var/run/sudo': Permission denied du: `/var/spool/exim4': Permission denied du: `/var/spool/cron/crontabs': Permission denied du: `/var/spool/cron/atjobs': Permission denied du: `/var/spool/cron/atspool': Permission denied du: `/var/spool/cups': Permission denied du: `/var/tmp/kdecache-michael/http/b': Permission denied du: `/var/tmp/kdecache-root': Permission denied 4283 /var [EMAIL PROTECTED]:/tmp$ sudo du -sm /var 4288 /var -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
