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сигналы
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сигналы [2016/05/19 07:57] val |
сигналы [2026/06/12 12:10] (current) val [TSTP <Ctrl-Z>] |
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| ====== Сигналы ====== | ====== Сигналы ====== | ||
| - | * [[http://ru.wikipedia.org/wiki/Сигналы_(UNIX)]] | + | * [[https://ru.wikipedia.org/wiki/Сигналы_(UNIX)#Сигналы (UNIX) - Википедия]] |
| <code> | <code> | ||
| - | linux# sudo kill -L | + | # kill -l |
| - | + | ||
| - | freebsd# kill -l | + | |
| </code> | </code> | ||
| ===== Определение PID процесса ===== | ===== Определение PID процесса ===== | ||
| <code> | <code> | ||
| + | # /usr/sbin/sshd | ||
| + | |||
| # ps ax | grep ssh | grep -v grep | # ps ax | grep ssh | grep -v grep | ||
| # cat /var/run/sshd.pid | # cat /var/run/sshd.pid | ||
| + | </code> | ||
| + | ===== Отправка сигнала ===== | ||
| + | <code> | ||
| # kill -s <SIGNAL> <PID> | # kill -s <SIGNAL> <PID> | ||
| # kill -<SIGNAL> <PID> | # kill -<SIGNAL> <PID> | ||
| + | |||
| + | # pkill -<SIGNAL> sshd | ||
| + | |||
| + | # apt install psmisc | ||
| # killall -<SIGNAL> sshd | # killall -<SIGNAL> sshd | ||
| Line 34: | Line 40: | ||
| * чаще всего - освободить терминал или перечитать файл конфигурации | * чаще всего - освободить терминал или перечитать файл конфигурации | ||
| + | * [[Настройка сети в Linux#Команды для диагностики]] сети | ||
| <code> | <code> | ||
| # kill -1 <PID> | # kill -1 <PID> | ||
| Line 40: | Line 46: | ||
| # kill -HUP <PID> | # kill -HUP <PID> | ||
| - | $ nohup find / -name index.html > search.result.txt 2>/dev/null & | + | $ nohup /usr/bin/ssh -N -R 200X:localhost:22 userX@gate.isp.un |
| + | userX@gate.isp.un's password: | ||
| + | <Ctrl-Z> | ||
| + | $ bg | ||
| <Ctrl-D> | <Ctrl-D> | ||
| </code> | </code> | ||
| - | ===== INT ===== | + | ===== TSTP <Ctrl-Z> ===== |
| - | * <Ctrl-C> | + | * [[https://ru.wikipedia.org/wiki/SIGTSTP]] |
| + | |||
| + | <code> | ||
| + | # kill -TSTP <PID> | ||
| + | |||
| + | # jobs -l | ||
| + | |||
| + | # bg ... | ||
| + | |||
| + | # fg ... | ||
| + | |||
| + | # kill %1 | ||
| + | </code> | ||
| + | |||
| + | ===== INT <Ctrl-C> ===== | ||
| <code> | <code> | ||
| Line 73: | Line 96: | ||
| <code> | <code> | ||
| # kill -STOP <PID> | # kill -STOP <PID> | ||
| - | </code> | ||
| - | ===== TSTP (Ctrl-Z) ===== | + | # pkill -STOP -u student bash |
| - | + | ||
| - | [[https://ru.wikipedia.org/wiki/SIGTSTP]] | + | |
| - | <code> | + | |
| - | # kill -TSTP <PID> | + | |
| - | + | ||
| - | # jobs | + | |
| </code> | </code> | ||
| Line 87: | Line 103: | ||
| <code> | <code> | ||
| # kill -CONT <PID> | # kill -CONT <PID> | ||
| + | |||
| + | # pkill -CONT -u student bash | ||
| # fg %JOBID | # fg %JOBID | ||
сигналы.1463633870.txt.gz · Last modified: 2016/05/19 07:57 by val
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