[2024-feb-29] Sad news: Eric Layton aka Nocturnal Slacker aka vtel57 passed away on Feb 26th, shortly after hospitalization. He was one of our Wiki's most prominent admins. He will be missed.
Differences
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slackbook:process_control [2012/09/08 19:57 (UTC)] – [Sources] updated the authors mfillpot | slackbook:process_control [2012/10/02 00:22 (UTC)] – [cron] removed base xml mfillpot | ||
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- | < | + | < |
darkstar:~$ ps | darkstar:~$ ps | ||
PID TTY TIME CMD | PID TTY TIME CMD | ||
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- | < | + | < |
darkstar:~$ ps -e | darkstar:~$ ps -e | ||
PID TTY TIME CMD | PID TTY TIME CMD | ||
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< | < | ||
This is distinct from the //-aux// argument, but in most cases | This is distinct from the //-aux// argument, but in most cases | ||
- | the two arguments are equivilant. This is a decades-old relic. For more | + | the two arguments are equivalent. This is a decades-old relic. For more |
information, | information, | ||
</ | </ | ||
- | < | + | < |
darkstar:~$ ps aux | darkstar:~$ ps aux | ||
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND | USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND | ||
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- | < | + | < |
darkstar:~$ ps -o cmd -o etime $$ | darkstar:~$ ps -o cmd -o etime $$ | ||
CMD | CMD | ||
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- | < | + | < |
darkstar:~$ ps -o cmd -o rss -o vsz $(pgrep httpd) | darkstar:~$ ps -o cmd -o rss -o vsz $(pgrep httpd) | ||
CMD | CMD | ||
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- | < | + | < |
darkstar:~$ ps -ejH | darkstar:~$ ps -ejH | ||
... many lines omitted ... | ... many lines omitted ... | ||
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- | < | + | < |
darkstar:~$ pstree | darkstar:~$ pstree | ||
init-+-atd | init-+-atd | ||
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- | < | + | < |
darkstar:~$ kill -l | darkstar:~$ kill -l | ||
1) SIGHUP 2) SIGINT 3) SIGQUIT 4) SIGILL | 1) SIGHUP 2) SIGINT 3) SIGQUIT 4) SIGILL | ||
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- | < | + | < |
darkstar:~$ killall bash # SIGTERM | darkstar:~$ killall bash # SIGTERM | ||
darkstar:~$ killall -s 9 bash # SIGKILL | darkstar:~$ killall -s 9 bash # SIGKILL | ||
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- | < | + | < |
darkstar:~$ top | darkstar:~$ top | ||
top - 16:44:15 up 26 days, 5:53, 5 users, | top - 16:44:15 up 26 days, 5:53, 5 users, | ||
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===== cron ===== | ===== cron ===== | ||
- | < | + | |
Ok, so we've learned many different ways of viewing the active | Ok, so we've learned many different ways of viewing the active | ||
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- | < | + | < |
darkstar:~$ crontab -e | darkstar:~$ crontab -e | ||
# Keep current with slackware | # Keep current with slackware | ||
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to understand at first, so let's look at each part individually. From | to understand at first, so let's look at each part individually. From | ||
left to right, the different sections are: Minute, Hour, Day, Month, | left to right, the different sections are: Minute, Hour, Day, Month, | ||
- | Week Day, and Command. Any asterisk < | + | Week Day, and Command. Any asterisk <key>'*'</ |
every minute, hour, day, and so on. So from the example above, the | every minute, hour, day, and so on. So from the example above, the | ||
command is //"/ | command is //"/ | ||
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- | < | + | < |
# Redirect everything to /dev/null with: | # Redirect everything to /dev/null with: |