        (   -
 ,     ),  ,    -
 .   ps -ef,  ,   -
,   ,    .
     ps    , -
    .     -
   ,      ,    -
    .      -
       ,  
 .    ,  ,
     .     -
     root   .  -
    "kill:   "  11.
     ,   ,  
        
logrotate. ,  -    
 /var/log/message   ,      -
 /dev/null:

#  /dev/null /var/log/messages


# cat /dev/null > /var/log/messages
,    :

# : > /var/log/messages

   /var/log/messages,     syslogd. 
 syslogd      .

      ,    ,
     .       cpio,
dump  tar    .    -
    core,       . -
     ,      -
 core (, /dev/core):

# find / -type f -name core | xargs file | grep 'B core file' | sed
's/:ELF.*//g' | xargs rm -f

 find       core     
 xargs,    file       -
.  file      core file  , -
     .    . -
 grep     file ,    . ,
,  sed  ,   ,    -
    core;    xargs  .
,        /tmp  /var/tmp,  
.        /var/mail, /var/spool 
/var/log.

 16.   563