Thanks everyone!

Kelsey Hartigan Go wrote:

> ncsd -- I have a feeling the system has been hacked through
> bind ...and ncsd corrupted.
>
> On 18 Jun 03 at 14:20, Rick Moen wrote:
>
> > Quoting Maria Aurora de la Vega ([EMAIL PROTECTED]):
> >
> >
> > > Date: Tue, 18 Jun 2002 21:07:40 +0800
> >                     ^^^^
> >
> > Would you like to buy some stock tips?
> >
> > > we need to take off a few processes from our server
> > > we'd like to know what the following processes are for...
> > > and if we really need them hanging around...
> > >
> > > bin        208     1  0 12:41 ?        00:00:00 /sbin/portmap
> > > root       226     1  0 12:41 ?        00:00:00 /usr/sbin/syslogd
> > > root       230     1  0 12:41 ?        00:00:00 /usr/sbin/klogd -c 1
> > > root       451     1  0 12:41 ?        00:00:00 /usr/sbin/nscd
> > > root       453   451  0 12:41 ?        00:00:00 /usr/sbin/nscd
> > > root       454   453  0 12:41 ?        00:00:00 /usr/sbin/nscd
> > > root       455   453  0 12:41 ?        00:00:00 /usr/sbin/nscd
> > > root       456   453  0 12:41 ?        00:00:00 /usr/sbin/nscd
> > > root       457   453  0 12:41 ?        00:00:00 /usr/sbin/nscd
> > > root       458   453  0 12:41 ?        00:00:00 /usr/sbin/nscd
> > > root       505     1  0 12:41 tty1     00:00:00 /sbin/mingetty --noclear
> > > tty1
> > > root       506     1  0 12:41 tty2     00:00:00 /sbin/mingetty tty2
> > > root       507     1  0 12:41 tty3     00:00:00 /sbin/mingetty tty3
> > > root       506     1  0 12:41 tty2     00:00:00 /sbin/mingetty tty2
> > > root       507     1  0 12:41 tty3     00:00:00 /sbin/mingetty tty3
> > > root       508     1  0 12:41 tty4     00:00:00 /sbin/mingetty tty4
> > > root       509     1  0 12:41 tty5     00:00:00 /sbin/mingetty tty5
> > > root       510     1  0 12:41 tty6     00:00:00 /sbin/mingetty tty6
> > > root       558   511  0 12:50 ?        00:00:10 kwm
> > > root       644     1  0 12:50 ?        00:00:00 kfm
> > > root       647     1  0 12:50 ?        00:00:00 krootwm
> > > root       653     1  0 12:50 ?        00:00:00 kbgndwm
> > > root       654     1  0 12:50 ?        00:00:00 kpanel
> >
> >
> > OK, here goes:
> >
> > "nscd" is the glibc nameservice caching daemon, used almost entirely in
> > NIS-based networks to ease network performance problems on account of
> > the nameservice overhead.  Unless you're running a very
> > performance-sapping network nameservice such as NIS, NIS+, or LDAP, you
> > should turn this _off_.
> >
> > Even if you elect to leave it turned on, you should disable its caching
> > of DNS information, because it has a habit of caching DNS data past its
> > time-to-live expiration.
> >
> > "portmap" is the Sun Microsystems RPC portmapper, a network service used
> > primarily as a transport for NIS and NFS on the server end (only).  If
> > your machine isn't functioning as an NFS or NIS server, then turn it
> > off.
> >
> > "syslogd" and "klogd" are important system logging daemons.  Leave them
> > on.
> >
> > "mingetty" (minimum-sized get TTY service) is what provides you with
> > your six virtual consoles, the ones you can switch among using
> > Ctrl-Alt-F1, Ctrl-Alt-F2, etc.  You probably don't need six, and can
> > save some RAM by commenting out four of the lines in /etc/inittab, the
> > ones that look like this:
> >
> > 1:2345:respawn:/sbin/getty 38400 tty1
> > 2:23:respawn:/sbin/getty 38400 tty2
> > 3:23:respawn:/sbin/getty 38400 tty3
> > 4:23:respawn:/sbin/getty 38400 tty4
> > 5:23:respawn:/sbin/getty 38400 tty5
> > 6:23:respawn:/sbin/getty 38400 tty6
> >
> > Put a "#" character in front of the lines starting with 3 through 6.
> > Next time you enter your default runlevel, you'll have only two copies
> > of mingetty running.
> >
> > All those processes at the end of the list starting with "k" are KDE
> > pieces.  If I were you, I simply wouldn't run those or any X11 stuff on
> > a server at all.  Change your configuration (using YaST2 or whatever) to
> > just not start up XFree86.  That will save a whole lot of RAM.
> >
> > --
> > Cheers,              First they came for the verbs, and I said nothing, for
> > Rick Moen            verbing weirds language.  Then, they arrival for the nouns
> > [EMAIL PROTECTED]  and I speech nothing, for I no verbs. - Peter Ellis
> > --
> > Philippine Linux Users' Group (PLUG) Mailing List
> > [EMAIL PROTECTED] (#PLUG @ irc.free.net.ph)
> > Official Website: http://plug.linux.org.ph
> > Searchable Archives: http://marc.free.net.ph
> > .
> > To leave, go to http://lists.q-linux.com/mailman/listinfo/plug
> > .
> > Are you a Linux newbie? To join the newbie list, go to
> > http://lists.q-linux.com/mailman/listinfo/ph-linux-newbie
> >
>
> --
> Philippine Linux Users' Group (PLUG) Mailing List
> [EMAIL PROTECTED] (#PLUG @ irc.free.net.ph)
> Official Website: http://plug.linux.org.ph
> Searchable Archives: http://marc.free.net.ph
> .
> To leave, go to http://lists.q-linux.com/mailman/listinfo/plug
> .
> Are you a Linux newbie? To join the newbie list, go to
> http://lists.q-linux.com/mailman/listinfo/ph-linux-newbie

--
Philippine Linux Users' Group (PLUG) Mailing List
[EMAIL PROTECTED] (#PLUG @ irc.free.net.ph)
Official Website: http://plug.linux.org.ph
Searchable Archives: http://marc.free.net.ph
.
To leave, go to http://lists.q-linux.com/mailman/listinfo/plug
.
Are you a Linux newbie? To join the newbie list, go to
http://lists.q-linux.com/mailman/listinfo/ph-linux-newbie

Reply via email to