Alvaro, 'df -P' makes the output of 'df' conform to POSIX standards, where devices with long (>20 chars) names are printed on one line. It also changes the column lables. See 'info df' for details.
John Hebert ----- Original Message ---- From: Alvaro Zuniga <[EMAIL PROTECTED]> To: [email protected] Sent: Monday, February 4, 2008 4:01:53 PM Subject: Re: [brlug-general] [SAGE] df breaks scripts Now I am really confused here, -P deals with the 512-byte block right? so what happened to the formatting problem? So I am really, really confused now. Must be some kind of sysadmin talk. On Mon, Feb 04, 2008 at 02:59:02PM -0600, Dustin Puryear wrote: > This may be true: "People who shortened device to dev might not think > that '/dev/mapper/VolGroup00-LogVol00' is a sane device name." However, > that's a default that Red Hat/CentOS uses when doing LVM so it would be > nice if the df on Red Hat/CentOS handled it well. :) > > The problem with Filesys::DiskSpace is that it doesn't address the core > issue here: Most existing scripts expect df to act in a certain way.. > > So far, the only solution we've been able to come up with is a wrapper > for df that forces -P. > > -- > Puryear Information Technology, LLC > Baton Rouge, LA * 225-706-8414 > http://www.puryear-it.com > > Author, "Best Practices for Managing Linux and UNIX Servers" > http://www.puryear-it.com/pubs/linux-unix-best-practices > > Identity Management, LDAP, and Linux Integration > > > willhill wrote: > > People who shortened device to dev might not think > > that "/dev/mapper/VolGroup00-LogVol00" is a sane device name. > > > > Have you looked at perl's Filesys::DiskSpace? I ran into it here: > > > > http://www.cyberciti.biz/tips/howto-write-perl-script-to-monitor-disk-space.html > > > > A similar dissaster happened to g77, where the print output was automatically > > line broken to 80 columns. This broke every loop formated code. I'm not > > sure how that one turned out because I've done everything in C since. > > > > On Monday 04 February 2008 10:43 am, Dustin Puryear wrote: > >> But I think you're missing the point. Since days of yore, people have > >> generally used 'df' with the assumption that it had sane output by > >> default. ;) > > > > _______________________________________________ > > General mailing list > > [email protected] > > http://mail.brlug.net/mailman/listinfo/general_brlug.net > > _______________________________________________ > General mailing list > [email protected] > http://mail.brlug.net/mailman/listinfo/general_brlug.net _______________________________________________ General mailing list [email protected] http://mail.brlug.net/mailman/listinfo/general_brlug.net ____________________________________________________________________________________ Looking for last minute shopping deals? Find them fast with Yahoo! Search. http://tools.search.yahoo.com/newsearch/category.php?category=shopping _______________________________________________ General mailing list [email protected] http://mail.brlug.net/mailman/listinfo/general_brlug.net
