-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Nicolas Lebrun wrote: > Hi ! > > Here is our problem... > > We've got a ltsp ubuntu jaunty system in our high school ... > > - The server is a DELL PowerEdge 840 with an unbuntu 9.04 > - We got 67 thin clients HP 5730 ( yes, it's a lot ) > - As our thin clients are quite powerfull, we use localapps ... Here's > our lts.conf > [default] > SEARCH_DOMAIN = > lyc-jacques-monod-st-jean-de-braye.ac-orleans-tours.fr > DNS_SERVER = 10.145.15.130 > RCFILE_01=/etc/init.d/chmod-resolv.sh > LOCAL_APPS=True > LOCAL_APPS_MENU = True > LOCAL_APPS_MENU_ITEMS = > firefox,mplayer,vlc,gimp,openoffice.org-calc,openoffice.org-draw,openoffice.org-impress,openoffice.org-math,openoffice.org-writer > LOCALDEV = True > LDM_DIRECTX = True > SCREEN_07 = ldm > - We have a LDAP connection for our users > - We access our documents on another samba server with pam_mount > > Two days ago, nobody could anymore connect to a thin client ... We > discovered that the /home partition ( /dev/sda4 ) was full : 100% > > In some user's home, we had those directories : > > drwxr-xr-x 2 andre.montay professeurs 4096 2009-09-03 > 08:38 bin > drwxr-xr-x 3 andre.montay professeurs 4096 2009-09-03 > 08:38 boot > drwxrwxrwx 9 andre.montay professeurs 4096 2009-09-03 > 08:38 cow > drwxr-xr-x 8 andre.montay professeurs 4096 2009-09-03 > 11:38 dev > > The dev is especially big ... > > Since two days, we are checking if dev is appearing in user's home, and > we find that the process filling home was ' scp -r -d -t . ' > > Here is what we have to do every hour to avoid server saturation ... > > r...@ltsp-jaunty:~# df /dev/sda4 > Sys. de fich. 1K-blocs Occupé Disponible Capacité Monté sur > /dev/sda4 187026804 35989856 141536512 21% /home > r...@ltsp-jaunty:~# ps aux | grep scp | grep -v scp-client | grep -v grep > 13451 6344 5.4 0.0 4960 1308 ? D<s 17:32 0:16 scp -r > -d -t . > 13483 30301 0.4 0.0 4964 1368 ? S<s 17:12 0:06 scp -r > -d -t . > r...@ltsp-jaunty:~# kill 6344 > r...@ltsp-jaunty:~# ps aux | grep scp | grep -v scp-client | grep -v grep > 13483 30301 0.4 0.0 4964 1368 ? S<s 17:12 0:06 scp -r > -d -t . > r...@ltsp-jaunty:~# kill 30301 > r...@ltsp-jaunty:~# ps aux | grep scp | grep -v scp-client | grep -v grep > r...@ltsp-jaunty:~# ls /home/*/*/dev > /home/c/caroline.nio/dev: > dri fd net pts shm snd sndstat > /home/s/sylvain.andre/dev: > dri fd net pts shm snd sndstat > r...@ltsp-jaunty:~# rm -fr /home/*/*/dev > r...@ltsp-jaunty:~# ls /home/*/*/dev > ls: ne peut accéder /home/*/*/dev: Aucun fichier ou dossier de ce type > r...@ltsp-jaunty:~# df /dev/sda4 > Sys. de fich. 1K-blocs Occupé Disponible Capacité Monté sur > /dev/sda4 187026804 31773428 145752940 18% /home > > Sorry for this (too) long message ... > > We don't now when, why, this process "scp -r -d -t" exists... > > Any advice, any idea will be welcome... > > Nicolas Lebrun
This happen when a username starts with a space, in this case it tries to copy the whole LTSP chroot into the user home directory. I fixed that bug a few weeks ago, using my PPA will solve the issue: http://launchpad.net/~stgraber/+archive A SRU/backport could be done if someone can invest the time to do it. Stéphane - -- Stéphane Graber Ubuntu developer http://www.ubuntu.com -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iEYEARECAAYFAkqlNekACgkQjxyfqkjBhuxHugCggYMNlenml2cS4e54DRNQPZb4 yEYAoIbdwn+Lv1HNxm4+bMBXhzJIckAm =G9zE -----END PGP SIGNATURE----- ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _____________________________________________________________________ Ltsp-discuss mailing list. To un-subscribe, or change prefs, goto: https://lists.sourceforge.net/lists/listinfo/ltsp-discuss For additional LTSP help, try #ltsp channel on irc.freenode.net
