Is this normal? :) 112 <defunct> processes

Asked by Thomas Novin

In Ubuntu 12.04, I pretty much always see LOTS of defunct processes from Tomboy/Mono. Right now, 112 of them.

$ apt-cache policy tomboy
tomboy:
  Installed: 1.10.1-0ubuntu1
  Candidate: 1.10.1-0ubuntu1
  Version table:
 *** 1.10.1-0ubuntu1 0
        500 http://se.archive.ubuntu.com/ubuntu/ precise/universe i386 Packages
        100 /var/lib/dpkg/status

 4240 ? Sl 0:09 \_ mono /usr/lib/tomboy/Tomboy.exe
 4942 ? Z 0:00 | \_ [sh] <defunct>
 4951 ? Z 0:00 | \_ [sh] <defunct>
 6484 ? Z 0:00 | \_ [sh] <defunct>
 6488 ? Z 0:00 | \_ [sh] <defunct>
 6706 ? Z 0:00 | \_ [sh] <defunct>
 6710 ? Z 0:00 | \_ [sh] <defunct>
 6870 ? Z 0:00 | \_ [sh] <defunct>
 6874 ? Z 0:00 | \_ [sh] <defunct>
 6994 ? Z 0:00 | \_ [sh] <defunct>
 6998 ? Z 0:00 | \_ [sh] <defunct>
 7308 ? Z 0:00 | \_ [sh] <defunct>
 7312 ? Z 0:00 | \_ [sh] <defunct>
 7383 ? Z 0:00 | \_ [sh] <defunct>
 7387 ? Z 0:00 | \_ [sh] <defunct>
 7710 ? Z 0:00 | \_ [sh] <defunct>
 7714 ? Z 0:00 | \_ [sh] <defunct>
 8203 ? Z 0:00 | \_ [sh] <defunct>
 8207 ? Z 0:00 | \_ [sh] <defunct>
 8478 ? Z 0:00 | \_ [sh] <defunct>
 8482 ? Z 0:00 | \_ [sh] <defunct>
 8903 ? Z 0:00 | \_ [sh] <defunct>
 8907 ? Z 0:00 | \_ [sh] <defunct>
 9021 ? Z 0:00 | \_ [sh] <defunct>
 9025 ? Z 0:00 | \_ [sh] <defunct>
 9684 ? Z 0:00 | \_ [sh] <defunct>
 9688 ? Z 0:00 | \_ [sh] <defunct>
10157 ? Z 0:00 | \_ [sh] <defunct>
10161 ? Z 0:00 | \_ [sh] <defunct>
10171 ? Z 0:00 | \_ [sh] <defunct>
10175 ? Z 0:00 | \_ [sh] <defunct>
10420 ? Z 0:00 | \_ [sh] <defunct>
10424 ? Z 0:00 | \_ [sh] <defunct>
10966 ? Z 0:00 | \_ [sh] <defunct>
10970 ? Z 0:00 | \_ [sh] <defunct>
11588 ? Z 0:00 | \_ [sh] <defunct>
11592 ? Z 0:00 | \_ [sh] <defunct>
12220 ? Z 0:00 | \_ [sh] <defunct>
12224 ? Z 0:00 | \_ [sh] <defunct>
12635 ? Z 0:00 | \_ [sh] <defunct>
12639 ? Z 0:00 | \_ [sh] <defunct>
12647 ? Z 0:00 | \_ [sh] <defunct>
12651 ? Z 0:00 | \_ [sh] <defunct>
12660 ? Z 0:00 | \_ [sh] <defunct>
12664 ? Z 0:00 | \_ [sh] <defunct>
12672 ? Z 0:00 | \_ [sh] <defunct>
12676 ? Z 0:00 | \_ [sh] <defunct>
12814 ? Z 0:00 | \_ [sh] <defunct>
12818 ? Z 0:00 | \_ [sh] <defunct>
12826 ? Z 0:00 | \_ [sh] <defunct>
12830 ? Z 0:00 | \_ [sh] <defunct>
12841 ? Z 0:00 | \_ [sh] <defunct>
12845 ? Z 0:00 | \_ [sh] <defunct>
12854 ? Z 0:00 | \_ [sh] <defunct>
12858 ? Z 0:00 | \_ [sh] <defunct>
13819 ? Z 0:00 | \_ [sh] <defunct>
13823 ? Z 0:00 | \_ [sh] <defunct>
15261 ? Z 0:00 | \_ [sh] <defunct>
15265 ? Z 0:00 | \_ [sh] <defunct>
15594 ? Z 0:00 | \_ [sh] <defunct>
15598 ? Z 0:00 | \_ [sh] <defunct>
15915 ? Z 0:00 | \_ [sh] <defunct>
15919 ? Z 0:00 | \_ [sh] <defunct>
17780 ? Z 0:00 | \_ [sh] <defunct>
17784 ? Z 0:00 | \_ [sh] <defunct>
17801 ? Z 0:00 | \_ [sh] <defunct>
17805 ? Z 0:00 | \_ [sh] <defunct>
17988 ? Z 0:00 | \_ [sh] <defunct>
17992 ? Z 0:00 | \_ [sh] <defunct>
18007 ? Z 0:00 | \_ [sh] <defunct>
18011 ? Z 0:00 | \_ [sh] <defunct>
18969 ? Z 0:00 | \_ [sh] <defunct>
18973 ? Z 0:00 | \_ [sh] <defunct>
19685 ? Z 0:00 | \_ [sh] <defunct>
19689 ? Z 0:00 | \_ [sh] <defunct>
19751 ? Z 0:00 | \_ [sh] <defunct>
19755 ? Z 0:00 | \_ [sh] <defunct>
20182 ? Z 0:00 | \_ [sh] <defunct>
20186 ? Z 0:00 | \_ [sh] <defunct>
20281 ? Z 0:00 | \_ [sh] <defunct>
20285 ? Z 0:00 | \_ [sh] <defunct>
20309 ? Z 0:00 | \_ [sh] <defunct>
20313 ? Z 0:00 | \_ [sh] <defunct>
20327 ? Z 0:00 | \_ [sh] <defunct>
20331 ? Z 0:00 | \_ [sh] <defunct>
20557 ? Z 0:00 | \_ [sh] <defunct>
20561 ? Z 0:00 | \_ [sh] <defunct>
20572 ? Z 0:00 | \_ [sh] <defunct>
20576 ? Z 0:00 | \_ [sh] <defunct>
20600 ? Z 0:00 | \_ [sh] <defunct>
20604 ? Z 0:00 | \_ [sh] <defunct>
22153 ? Z 0:00 | \_ [sh] <defunct>
22157 ? Z 0:00 | \_ [sh] <defunct>
22824 ? Z 0:00 | \_ [sh] <defunct>
22828 ? Z 0:00 | \_ [sh] <defunct>
22886 ? Z 0:00 | \_ [sh] <defunct>
22890 ? Z 0:00 | \_ [sh] <defunct>
23256 ? Z 0:00 | \_ [sh] <defunct>
23260 ? Z 0:00 | \_ [sh] <defunct>
23303 ? Z 0:00 | \_ [sh] <defunct>
23307 ? Z 0:00 | \_ [sh] <defunct>
23415 ? Z 0:00 | \_ [sh] <defunct>
23419 ? Z 0:00 | \_ [sh] <defunct>
23514 ? Z 0:00 | \_ [sh] <defunct>
23518 ? Z 0:00 | \_ [sh] <defunct>
23644 ? Z 0:00 | \_ [sh] <defunct>
23648 ? Z 0:00 | \_ [sh] <defunct>
23801 ? Z 0:00 | \_ [sh] <defunct>
23805 ? Z 0:00 | \_ [sh] <defunct>
25107 ? Z 0:00 | \_ [sh] <defunct>
25111 ? Z 0:00 | \_ [sh] <defunct>
25270 ? Z 0:00 | \_ [sh] <defunct>
25274 ? Z 0:00 | \_ [sh] <defunct>

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Thomas Krüger (thkrueger) said :
#1

Can you get any helpful information from /proc/<pid>/ like the command line?

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Thomas Novin (thomasn80) said :
#2

Cat of /proc/<one of the pids>/cmdline is empty. I have no clue what to look for otherwise..?

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Launchpad Janitor (janitor) said :
#3

This question was expired because it remained in the 'Needs information' state without activity for the last 15 days.

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Thomas Novin (thomasn80) said :
#4

Because of expire..

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Launchpad Janitor (janitor) said :
#5

This question was expired because it remained in the 'Open' state without activity for the last 15 days.