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- Path: sparky!uunet!mcsun!uknet!pavo.csi.cam.ac.uk!camcus!tjrc1
- From: tjrc1@cus.cam.ac.uk (T.J.R. Cutts)
- Newsgroups: comp.os.linux
- Subject: Re: What causes these Zombie processes?
- Message-ID: <1993Jan6.172824.11389@infodev.cam.ac.uk>
- Date: 6 Jan 93 17:28:24 GMT
- References: <1798@emoryu1.cc.emory.edu>
- Sender: news@infodev.cam.ac.uk (USENET news)
- Organization: U of Cambridge, England
- Lines: 43
- Nntp-Posting-Host: bootes.cus.cam.ac.uk
-
- In article <1798@emoryu1.cc.emory.edu>, splee@pd.org (Seng-Poh Lee, Speedy) writes:
- |> After running for a few days, my Linux system ends up with quite a
- |> few 'Zombie' processes. I can't kill them off, even with kill -9 and
- |> the only way to get rid of them is with a reboot. This is a typical
- |> 'ps -aux' screen after a few days.
- |>
- |> USER PID %CPU %MEM SIZE RSS TT STAT START TIME COMMAND
- |> root 1 0.0 3.3 32 136 ? S 23:39 0:00 init
- |> root 600 0.2 10.7 300 440 a1 S 10:06 0:07 -sh (sh)
- |> root 3 0.1 0.9 2 40 ? S 23:39 0:55 /etc/update
- |> root 376 0.0 2.8 48 116 a2 S 09:30 0:00 /etc/getty 9600 tty2
- |> root 322 0.0 0.0 48 0 a3 SW 08:45 0:00 (getty)
- |> root 323 0.0 0.0 48 0 a4 SW 08:45 0:00 (getty)
- |> root 22 0.0 2.9 80 120 ? S 23:39 0:00 /usr/etc/inet/portmap
- |> root 24 0.1 4.3 56 180 ? S 23:39 0:50 /usr/etc/inet/inetd
- |> lee 26 0.0 0.0 112 0 ? SW 23:39 0:29 (nfsd)
- |> root 28 0.0 3.4 80 140 ? S 23:39 0:00 /usr/etc/inet/mountd
- |> root 318 0.0 0.0 96 0 ? Z 08:21 0:00 <defunct>
- |> root 319 0.0 0.0 96 0 ? Z 08:44 0:00 <defunct>
- |> root 341 0.0 0.0 96 0 ? Z 08:58 0:00 <defunct>
- |> root 622 0.0 8.1 268 332 a1 S 10:10 0:01 sh /usr/bin/X11/startx
- |> root 463 0.0 0.0 96 0 ? Z 09:41 0:00 <defunct>
- |>
- |> Notice that the processes are all 96k in size. The process number still
- |> shows up in the /proc partition, but I don't know how to get any info
- |> from that. I'm open to suggestions and advice.
- |>
- |> I'm running mostly SLS 0.98p5 with a 0.99p2 kernel, netbin0.1, X11, and
- |> smtp smail. The system also mounts and serves up NFS partitions.
-
- Are you using olwm? I've only ever seen these zombies when running olwm, and they
- all disappear when I leave X. How are you exiting X? Selecting Exit... from the
- default menu under olwm cleans up all the zombies for me.
-
- --
- -- Tim Cutts /~\ ----
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