Журнал лабораторных работ

root     22831  0.0  0.1   9968   876 pts/3    S+   11:26   0:00 grep signal_trep

  PID TTY          TIME CMD
22166 pts/3    00:00:00 l3script
22718 pts/3    00:00:00 sleep
22845 pts/3    00:00:00 vim
22863 pts/3    00:00:00 ps

  PID TTY          TIME CMD
22166 pts/3    00:00:00 l3script
22718 pts/3    00:00:00 sleep
22845 pts/3    00:00:00 vim
22895 pts/3    00:00:00 ps

[1]+  Убито              /usr/bin/vim "$@"

  PID TTY          TIME CMD
22166 pts/3    00:00:00 l3script
22718 pts/3    00:00:00 sleep
22916 pts/3    00:00:00 vim
22934 pts/3    00:00:00 ps

  PID TTY          TIME CMD
22166 pts/3    00:00:00 l3script
22718 pts/3    00:00:00 sleep
22916 pts/3    00:00:00 vim
22958 pts/3    00:00:00 ps

[1]+  Убито              /usr/bin/vim "$@"

#nice -n 19 ~user/bi

bigfile  bin/

[1] 22991

Display all 105 possibilities? (y or n)

  PID TTY          TIME CMD
22166 pts/3    00:00:00 l3script
22718 pts/3    00:00:00 sleep
23042 pts/3    00:00:00 ps

#killall b

bash     busybox

[1]+  Stopped                 vim

# File syncing capability is disabled by default. This feature is usually not required,
# not useful and an extreme performance hit
#$ActionFileEnableSync on
#### RULES ####
"/etc/rsyslog.conf" 80L, 2811C
# Log all kernel messages to the console.
# Logging much else clutters up the screen.
#kern.*                                                 /dev/console
# Log anything (except mail) of level info or higher.
# Don't log private authentication messages!
...
ssh: нераспознанная служба
[root@CentOS2 ~]# service sshd reload
Reloading sshd:                                            [  OK  ]
[root@CentOS2 ~]# cat /var/log/ssh
Mar 31 01:59:20 CentOS2 root: Error
Mar 31 02:06:01 CentOS2 sshd[2409]: Server listening on 0.0.0.0 port 22.
Mar 31 02:06:01 CentOS2 sshd[2409]: Server listening on :: port 22.
[root@CentOS2 ~]# exit
logout
Connection to 192.168.16.144 closed.

"/etc/rsyslog.conf" 80L, 2811C
# Log all kernel messages to the console.
# Logging much else clutters up the screen.
#kern.*                                                 /dev/console
# Log anything (except mail) of level info or higher.
# Don't log private authentication messages!
*.info;mail.none;authpriv.none;cron.none;local5.none;                /var/log/messages
# The authpriv file has restricted access.
authpriv.*                                              /var/log/secure
# Log all the mail messages in one place.
...
uucp,news.crit                                          /var/log/spooler
# Save boot messages also to boot.log
local7.*                                                /var/log/boot.log
"/etc/rsyslog.conf" 80L, 2811C written
[root@CentOS2 ~]# service rsyslog restart
Shutting down system logger:                               [  OK  ]
Starting system logger:                                    [  OK  ]
[root@CentOS2 ~]# exit
logout
Connection to 192.168.16.144 closed.

#### RULES ####
"/etc/rsyslog.conf" 80L, 2811C
# Log all kernel messages to the console.
# Logging much else clutters up the screen.
#kern.*                                                 /dev/console
# Log anything (except mail) of level info or higher.
# Don't log private authentication messages!
*.info;mail.none;authpriv.none;cron.none;local5.none;                /var/log/messages
# The authpriv file has restricted access.
authpriv.*                                              /var/log/secure
...
# Save boot messages also to boot.log
local7.*                                                /var/log/boot.log
*.info;mail.none;authpriv.none;cron.none;local5.none                /var/log/messages
"/etc/rsyslog.conf" 80L, 2810C written
[root@CentOS2 ~]# service rsyslog restart
Shutting down system logger:                               [  OK  ]
Starting system logger:                                    [  OK  ]
[root@CentOS2 ~]# exit
logout
Connection to 192.168.16.144 closed.

#### RULES ####
"/etc/rsyslog.conf" 80L, 2810C
# Log all kernel messages to the console.
# Logging much else clutters up the screen.
#kern.*                                                 /dev/console
# Log anything (except mail) of level info or higher.
# Don't log private authentication messages!
*.info;mail.none;authpriv.none;cron.none;local5.none                /var/log/messages
# The authpriv file has restricted access.
authpriv.*                                              /var/log/secure
...
uucp,news.crit                                          /var/log/spooler
# Save boot messages also to boot.log
local7.*                                                /var/log/boot.log
local5.*                                                @192.168.16.193
local5.                                                 @192.16
"/etc/rsyslog.conf" 80L, 2810C written
[root@CentOS2 ~]# exit
logout
Connection to 192.168.16.144 closed.
l

root@192.168.16.144's password:
Permission denied, please try again.
root@192.168.16.144's password:
Last login: Fri Mar 31 02:08:58 2017 from 10.1.17.1
[root@CentOS2 ~]# exit
logout
Connection to 192.168.16.144 closed.

#ls /etc/log

logcheck/       login.defs      logrotate.conf  logrotate.d/

apt  aptitude  dpkg  exim4-base  exim4-paniclog  iptraf  rsyslog

#apt

apt-cache                     apt-config                    apt-ftparchive                aptitude                      aptitude-curses               apt-key                       apt-sortpkgs
apt-cdrom                     apt-extracttemplates          apt-get                       aptitude-create-state-bundle  aptitude-run-state-bundle     apt-mark

#apt-

apt-cache             apt-cdrom             apt-config            apt-extracttemplates  apt-ftparchive        apt-get               apt-key               apt-mark              apt-sortpkgs

Чтение списков пакетов… Готово
Построение дерева зависимостей
Чтение информации о состоянии… Готово
Будут установлены следующие дополнительные пакеты:
  libldap-2.4-2 libsasl2-2 libsasl2-modules squid-common squid-langpack
Предлагаемые пакеты:
  libsasl2-modules-otp libsasl2-modules-ldap libsasl2-modules-sql libsasl2-modules-gssapi-mit libsasl2-modules-gssapi-heimdal squidclient squid-cgi logcheck-database resolvconf smbclient winbind
НОВЫЕ пакеты, которые будут установлены:
  libldap-2.4-2 libsasl2-2 libsasl2-modules squid squid-common squid-langpack
обновлено 0, установлено 6 новых пакетов, для удаления отмечено 0 пакетов, и 91 пакетов не обновлено.
...
Обрабатываются триггеры для man-db …
Настраивается пакет libsasl2-2:amd64 (2.1.25.dfsg1-6+deb7u1) …
Настраивается пакет libldap-2.4-2:amd64 (2.4.31-2+deb7u2) …
Настраивается пакет squid-langpack (20120616-1) …
Настраивается пакет squid-common (2.7.STABLE9-4.1+deb7u2) …
Настраивается пакет squid (2.7.STABLE9-4.1+deb7u2) …
Creating squid spool directory structure
2017/03/31 14:52:56| Creating Swap Directories
[ ok ] Restarting Squid HTTP proxy: squid.
Настраивается пакет libsasl2-modules:amd64 (2.1.25.dfsg1-6+deb7u1) …

#
#       Logrotate fragment for squid.
#
/var/log/squid/*.log {
        daily
        compress
        delaycompress
        rotate 2
        missingok
        nocreate
        sharedscripts
        postrotate
                test ! -e /var/run/squid.pid || /usr/sbin/squid -k rotate
        endscript
}

#cat /etc/cron.d

cron.d/     cron.daily/

#cat /etc/cron.d

cron.d/     cron.daily/

#cat /etc/cron.daily/lo

locate     logrotate

#!/bin/sh
test -x /usr/sbin/logrotate || exit 0
/usr/sbin/logrotate /etc/logrotate.conf

# /etc/crontab: system-wide crontab
# Unlike any other crontab you don't have to run the `crontab'
# command to install the new version when you edit this file
# and files in /etc/cron.d. These files also have username fields,
# that none of the other crontabs do.
SHELL=/bin/sh
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
# m h dom mon dow user  command
17 *    * * *   root    cd / && run-parts --report /etc/cron.hourly
25 6    * * *   root    test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.daily )
47 6    * * 7   root    test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.weekly )
52 6    1 * *   root    test -x /usr/sbin/anacron || ( cd / && run-parts --report /etc/cron.monthly )
#

3.2.0-4-amd64

#cd /usr/s

sbin/  share/ src/