ru.unix.bsd

 
 - RU.UNIX.BSD ------------------------------------------------------------------
 From : Vadim Goncharov                      2:5020/400     09 Mar 2006  16:49:25
 To : All
 Subject : SIGTERM, SIGSTOP, SIGCONT
 -------------------------------------------------------------------------------- 
 

 Почему stopped-процесс не убивается после посылки SIGTERM, затем SIGCONT?  
 Точнее, в одних случаях убивается, в других нет.
 
 # uname -r
 5.5-PRERELEASE
 
 Script started on Thu Mar  9 18:32:42 2006
 vadim@hostel:~>man ps
 PS(1)                   FreeBSD General Commands Manual                  PS(1)
 ...
 ^Z
 zsh: suspended  man ps
 vadim@hostel:~>killall more
 vadim@hostel:~>ps
   PID  TT  STAT      TIME COMMAND
 81272  p2  SNs    0:00,26 -zsh (zsh)
 87675  p2  SN+    0:00,01 script
 87676  p5  SNs    0:00,09 /usr/local/bin/zsh -i
 87689  p5  TN     0:00,00 man ps
 87690  p5  TN     0:00,00 sh -c (cd /usr/share/man ; /usr/bin/zcat
 /usr/share/man/man1/ps.1.gz |
 87691  p5  TN     0:00,00 sh -c (cd /usr/share/man ; /usr/bin/zcat
 /usr/share/man/man1/ps.1.gz |
 87696  p5  TN     0:00,00 more -s
 87714  p5  RN+    0:00,00 ps
 vadim@hostel:~>killall -CONT more
 vadim@hostel:~>ps
   PID  TT  STAT      TIME COMMAND
 81272  p2  INs    0:00,26 -zsh (zsh)
 87675  p2  SN+    0:00,01 script
 87676  p5  SNs    0:00,10 /usr/local/bin/zsh -i
 87689  p5  TN     0:00,00 man ps
 87690  p5  TN     0:00,00 sh -c (cd /usr/share/man ; /usr/bin/zcat
 /usr/share/man/man1/ps.1.gz |
 87691  p5  TN     0:00,00 sh -c (cd /usr/share/man ; /usr/bin/zcat
 /usr/share/man/man1/ps.1.gz |
 87696  p5  RNE    0:00,00 [more]
 87718  p5  RN+    0:00,00 ps
 vadim@hostel:~>fg
 [1]  + continued  man ps
 Terminated
 Error executing formatting or display command.
 system command exited with status 36608
 No manual entry for ps
 vadim@hostel:~>ps
   PID  TT  STAT      TIME COMMAND
 81272  p2  INs    0:00,26 -zsh (zsh)
 87675  p2  SN+    0:00,01 script
 87676  p5  SNs    0:00,10 /usr/local/bin/zsh -i
 87739  p5  RN+    0:00,00 ps
 vadim@hostel:~>yes | cat > /dev/null
 ^Z
 zsh: suspended  yes | cat > /dev/null
 vadim@hostel:~>ps
   PID  TT  STAT      TIME COMMAND
 81272  p2  INs    0:00,26 -zsh (zsh)
 87675  p2  SN+    0:00,01 script
 87676  p5  SNs    0:00,11 /usr/local/bin/zsh -i
 87752  p5  TN     0:01,09 yes
 87753  p5  TN     0:00,03 cat
 87773  p5  RN+    0:00,00 ps
 vadim@hostel:~>killall cat
 vadim@hostel:~>ps
   PID  TT  STAT      TIME COMMAND
 81272  p2  INs    0:00,26 -zsh (zsh)
 87675  p2  SN+    0:00,01 script
 87676  p5  SNs    0:00,12 /usr/local/bin/zsh -i
 87752  p5  TN     0:01,09 yes
 87753  p5  TN     0:00,03 cat
 87816  p5  RN+    0:00,00 ps
 vadim@hostel:~>killall -CONT cat
 vadim@hostel:~>ps
   PID  TT  STAT      TIME COMMAND
 81272  p2  INs    0:00,26 -zsh (zsh)
 87675  p2  SN+    0:00,01 script
 87676  p5  SNs    0:00,12 /usr/local/bin/zsh -i
 87752  p5  TN     0:01,09 yes
 87821  p5  RN+    0:00,00 ps
 vadim@hostel:~>fg
 [1]  + continued   yes |
        terminated  cat > /dev/null
 zsh: broken pipe  yes |
 zsh: terminated   cat > /dev/null
 vadim@hostel:~>
 
 Script done on Thu Mar  9 18:36:42 2006
 -- 
 WBR, Vadim Goncharov. ICQ#166852181       mailto:vadim_nuclight@mail.ru
 [Moderator of RU.ANTI-ECOLOGY][FreeBSD][http://antigreen.org][LJ:/nuclight]
 --- slrn/0.9.8.1 on FreeBSD 4.11/i386
  * Origin: Nuclear Lightning @ Tomsk, TPU AVTF Hostel (2:5020/400@fidonet)
 
 

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