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	<title>Базовые команды Linux для администрирования - История изменений</title>
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	<updated>2026-05-01T14:18:02Z</updated>
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		<title>Admin: Новая страница: «= Базовые команды Linux для администрирования =  == 1. Подготовка системы ==  * Войдите в систем…»</title>
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		<updated>2025-10-14T19:53:50Z</updated>

		<summary type="html">&lt;p&gt;Новая страница: «= Базовые команды Linux для администрирования =  == 1. Подготовка системы ==  * Войдите в систем…»&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Новая страница&lt;/b&gt;&lt;/p&gt;&lt;div&gt;= Базовые команды Linux для администрирования =&lt;br /&gt;
&lt;br /&gt;
== 1. Подготовка системы ==&lt;br /&gt;
&lt;br /&gt;
* Войдите в систему под учетной записью с правами &amp;#039;&amp;#039;&amp;#039;root&amp;#039;&amp;#039;&amp;#039; или пользователя с правами &amp;#039;&amp;#039;&amp;#039;sudo&amp;#039;&amp;#039;&amp;#039;.&lt;br /&gt;
* Убедитесь, что у вас есть доступ к серверу через SSH или консоль.&lt;br /&gt;
&lt;br /&gt;
== 2. Управление файлами и директориями ===&lt;br /&gt;
&lt;br /&gt;
=== Основные команды навигации ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр текущей директории&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
pwd&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Переход в директорию&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cd /path/to/directory&lt;br /&gt;
cd ~&lt;br /&gt;
cd ..&lt;br /&gt;
cd -&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Просмотр содержимого директории&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
ls&lt;br /&gt;
ls -l&lt;br /&gt;
ls -la&lt;br /&gt;
ls -lh&lt;br /&gt;
ls -R&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Создание директорий&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
mkdir directory_name&lt;br /&gt;
mkdir -p path/to/directory&lt;br /&gt;
mkdir -m 755 directory_name&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Управление файлами ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Создание файлов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
touch filename&lt;br /&gt;
echo &amp;quot;content&amp;quot; &amp;gt; filename&lt;br /&gt;
cat &amp;gt; filename&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Копирование файлов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cp file1 file2&lt;br /&gt;
cp -r directory1 directory2&lt;br /&gt;
cp -p file1 file2&lt;br /&gt;
cp -u file1 file2&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Перемещение файлов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
mv file1 file2&lt;br /&gt;
mv file1 /path/to/directory/&lt;br /&gt;
mv -i file1 file2&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Удаление файлов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rm filename&lt;br /&gt;
rm -r directory&lt;br /&gt;
rm -f filename&lt;br /&gt;
rm -i filename&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Поиск файлов ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Поиск по имени&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
find /path -name &amp;quot;filename&amp;quot;&lt;br /&gt;
find /path -name &amp;quot;*.txt&amp;quot;&lt;br /&gt;
find /path -type f -name &amp;quot;*.log&amp;quot;&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Поиск по размеру&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
find /path -size +100M&lt;br /&gt;
find /path -size -1M&lt;br /&gt;
find /path -size 0&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Поиск по времени&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
find /path -mtime -7&lt;br /&gt;
find /path -mtime +30&lt;br /&gt;
find /path -newer file1&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Поиск по содержимому&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
grep &amp;quot;pattern&amp;quot; filename&lt;br /&gt;
grep -r &amp;quot;pattern&amp;quot; /path&lt;br /&gt;
grep -i &amp;quot;pattern&amp;quot; filename&lt;br /&gt;
grep -n &amp;quot;pattern&amp;quot; filename&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 3. Управление процессами ===&lt;br /&gt;
&lt;br /&gt;
=== Просмотр процессов ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр всех процессов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
ps aux&lt;br /&gt;
ps -ef&lt;br /&gt;
ps auxf&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Просмотр процессов в реальном времени&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
top&lt;br /&gt;
htop&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Просмотр процессов по пользователю&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
ps -u username&lt;br /&gt;
ps aux | grep username&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Просмотр процессов по PID&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
ps -p 1234&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Управление процессами ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Завершение процесса&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
kill 1234&lt;br /&gt;
kill -9 1234&lt;br /&gt;
killall process_name&lt;br /&gt;
pkill process_name&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Изменение приоритета процесса&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
nice -n 10 command&lt;br /&gt;
renice 10 1234&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Запуск процесса в фоне&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
command &amp;amp;&lt;br /&gt;
nohup command &amp;amp;&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Мониторинг системы ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр использования CPU&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
top&lt;br /&gt;
htop&lt;br /&gt;
vmstat 1 5&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Просмотр использования памяти&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
free -h&lt;br /&gt;
cat /proc/meminfo&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Просмотр использования диска&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
df -h&lt;br /&gt;
du -h /path&lt;br /&gt;
du -sh /path&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Просмотр сетевых подключений&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
netstat -tlnp&lt;br /&gt;
ss -tlnp&lt;br /&gt;
netstat -an&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 4. Управление пользователями и группами ===&lt;br /&gt;
&lt;br /&gt;
=== Управление пользователями ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Создание пользователя&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
useradd -m -s /bin/bash username&lt;br /&gt;
useradd -m -u 1001 -g users username&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Удаление пользователя&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
userdel username&lt;br /&gt;
userdel -r username&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Изменение пароля&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
passwd username&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Блокировка пользователя&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
usermod -L username&lt;br /&gt;
usermod -U username&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Управление группами ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Создание группы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
groupadd groupname&lt;br /&gt;
groupadd -g 1001 groupname&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Удаление группы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
groupdel groupname&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Добавление пользователя в группу&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
usermod -aG groupname username&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Просмотр групп пользователя&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
groups username&lt;br /&gt;
id username&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 5. Управление правами доступа ===&lt;br /&gt;
&lt;br /&gt;
=== Изменение владельца ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Изменение владельца файла&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
chown username filename&lt;br /&gt;
chown username:groupname filename&lt;br /&gt;
chown -R username:groupname directory&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Изменение группы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
chgrp groupname filename&lt;br /&gt;
chgrp -R groupname directory&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Изменение прав доступа ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Изменение прав доступа&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
chmod 755 filename&lt;br /&gt;
chmod u+x filename&lt;br /&gt;
chmod g-w filename&lt;br /&gt;
chmod o+r filename&lt;br /&gt;
chmod -R 755 directory&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Установка umask&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
umask 022&lt;br /&gt;
umask 002&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Просмотр прав доступа&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
ls -l filename&lt;br /&gt;
stat filename&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 6. Управление службами ===&lt;br /&gt;
&lt;br /&gt;
=== Управление systemd ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр статуса службы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
systemctl status service_name&lt;br /&gt;
systemctl is-active service_name&lt;br /&gt;
systemctl is-enabled service_name&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Запуск и остановка службы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
systemctl start service_name&lt;br /&gt;
systemctl stop service_name&lt;br /&gt;
systemctl restart service_name&lt;br /&gt;
systemctl reload service_name&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Включение и отключение автозапуска&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
systemctl enable service_name&lt;br /&gt;
systemctl disable service_name&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Просмотр всех служб&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
systemctl list-units&lt;br /&gt;
systemctl list-units --state=active&lt;br /&gt;
systemctl list-units --state=failed&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Управление логами ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр логов службы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
journalctl -u service_name&lt;br /&gt;
journalctl -u service_name -f&lt;br /&gt;
journalctl -u service_name --since &amp;quot;1 hour ago&amp;quot;&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Просмотр системных логов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
journalctl&lt;br /&gt;
journalctl -f&lt;br /&gt;
journalctl --since &amp;quot;1 hour ago&amp;quot;&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Просмотр логов по приоритету&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
journalctl -p err&lt;br /&gt;
journalctl -p warning&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 7. Управление пакетами ===&lt;br /&gt;
&lt;br /&gt;
=== Управление пакетами APT ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Обновление списка пакетов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo apt update&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Установка пакета&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo apt install package_name&lt;br /&gt;
sudo apt install package1 package2&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Удаление пакета&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo apt remove package_name&lt;br /&gt;
sudo apt purge package_name&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Обновление системы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo apt upgrade&lt;br /&gt;
sudo apt dist-upgrade&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
5. &amp;#039;&amp;#039;&amp;#039;Поиск пакетов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
apt search keyword&lt;br /&gt;
apt list --installed&lt;br /&gt;
apt list --upgradable&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Управление репозиториями ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Добавление репозитория&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo add-apt-repository &amp;quot;deb http://archive.ubuntu.com/ubuntu focal main&amp;quot;&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Удаление репозитория&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo add-apt-repository --remove &amp;quot;deb http://archive.ubuntu.com/ubuntu focal main&amp;quot;&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Обновление ключей&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys KEY_ID&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 8. Управление сетью ===&lt;br /&gt;
&lt;br /&gt;
=== Настройка сетевых интерфейсов ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр сетевых интерфейсов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
ip addr show&lt;br /&gt;
ifconfig&lt;br /&gt;
ip link show&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Настройка IP адреса&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo ip addr add 192.168.1.100/24 dev eth0&lt;br /&gt;
sudo ip addr del 192.168.1.100/24 dev eth0&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Включение и отключение интерфейса&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo ip link set eth0 up&lt;br /&gt;
sudo ip link set eth0 down&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Управление маршрутизацией ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр таблицы маршрутизации&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
ip route show&lt;br /&gt;
route -n&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Добавление маршрута&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo ip route add 192.168.2.0/24 via 192.168.1.1&lt;br /&gt;
sudo ip route add default via 192.168.1.1&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Удаление маршрута&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo ip route del 192.168.2.0/24&lt;br /&gt;
sudo ip route del default&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Управление DNS ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр DNS настроек&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
cat /etc/resolv.conf&lt;br /&gt;
systemd-resolve --status&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Тестирование DNS&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
nslookup example.com&lt;br /&gt;
dig example.com&lt;br /&gt;
host example.com&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Настройка DNS&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
echo &amp;quot;nameserver 8.8.8.8&amp;quot; | sudo tee -a /etc/resolv.conf&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 9. Управление файрволом ===&lt;br /&gt;
&lt;br /&gt;
=== Управление UFW ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр статуса&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo ufw status&lt;br /&gt;
sudo ufw status verbose&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Включение и отключение&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo ufw enable&lt;br /&gt;
sudo ufw disable&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Добавление правил&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo ufw allow 22/tcp&lt;br /&gt;
sudo ufw allow from 192.168.1.0/24&lt;br /&gt;
sudo ufw deny 23/tcp&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Удаление правил&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo ufw delete allow 22/tcp&lt;br /&gt;
sudo ufw delete 1&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Управление iptables ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр правил&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo iptables -L -n -v&lt;br /&gt;
sudo iptables -L -n -v --line-numbers&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Добавление правил&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo iptables -A INPUT -p tcp --dport 22 -j ACCEPT&lt;br /&gt;
sudo iptables -A INPUT -s 192.168.1.0/24 -j ACCEPT&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Удаление правил&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo iptables -D INPUT -p tcp --dport 22 -j ACCEPT&lt;br /&gt;
sudo iptables -D INPUT 1&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
4. &amp;#039;&amp;#039;&amp;#039;Сохранение правил&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo iptables-save &amp;gt; /etc/iptables/rules.v4&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 10. Управление дисками ===&lt;br /&gt;
&lt;br /&gt;
=== Просмотр информации о дисках ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр дисков&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
lsblk&lt;br /&gt;
fdisk -l&lt;br /&gt;
parted -l&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Просмотр использования дисков&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
df -h&lt;br /&gt;
du -h /path&lt;br /&gt;
du -sh /path&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Просмотр inode&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
df -i&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Создание разделов ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Создание раздела с fdisk&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo fdisk /dev/sdb&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Создание раздела с parted&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo parted /dev/sdb&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Создание файловой системы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo mkfs.ext4 /dev/sdb1&lt;br /&gt;
sudo mkfs.xfs /dev/sdb1&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Монтирование дисков ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Создание точки монтирования&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo mkdir /mnt/disk1&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Монтирование диска&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo mount /dev/sdb1 /mnt/disk1&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Автоматическое монтирование&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
echo &amp;quot;/dev/sdb1 /mnt/disk1 ext4 defaults 0 2&amp;quot; | sudo tee -a /etc/fstab&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 11. Управление резервным копированием ===&lt;br /&gt;
&lt;br /&gt;
=== Создание архивов ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Создание tar архива&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
tar -czf backup.tar.gz /path/to/backup&lt;br /&gt;
tar -czf backup.tar.gz --exclude=&amp;quot;*.tmp&amp;quot; /path/to/backup&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Извлечение из архива&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
tar -xzf backup.tar.gz&lt;br /&gt;
tar -xzf backup.tar.gz -C /destination/path&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Просмотр содержимого архива&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
tar -tzf backup.tar.gz&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Синхронизация файлов ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Синхронизация с rsync&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rsync -av /source/ /destination/&lt;br /&gt;
rsync -av --delete /source/ /destination/&lt;br /&gt;
rsync -av -e ssh user@server:/source/ /destination/&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Синхронизация с исключениями&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
rsync -av --exclude=&amp;quot;*.tmp&amp;quot; --exclude=&amp;quot;*.log&amp;quot; /source/ /destination/&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== 12. Мониторинг и диагностика ===&lt;br /&gt;
&lt;br /&gt;
=== Мониторинг системы ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр загрузки системы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
uptime&lt;br /&gt;
w&lt;br /&gt;
who&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Просмотр истории входов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
last&lt;br /&gt;
lastb&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Просмотр использования ресурсов&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
iostat 1 5&lt;br /&gt;
vmstat 1 5&lt;br /&gt;
sar -u 1 5&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Диагностика проблем ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Просмотр системных сообщений&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
dmesg&lt;br /&gt;
dmesg | grep -i error&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Просмотр логов системы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
tail -f /var/log/syslog&lt;br /&gt;
tail -f /var/log/auth.log&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Проверка целостности файловой системы&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
sudo fsck /dev/sdb1&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
=== Создание скриптов мониторинга ===&lt;br /&gt;
&lt;br /&gt;
1. &amp;#039;&amp;#039;&amp;#039;Создание скрипта мониторинга&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
nano /usr/local/bin/system-monitor.sh&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
2. &amp;#039;&amp;#039;&amp;#039;Добавление содержимого&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
#!/bin/bash&lt;br /&gt;
&lt;br /&gt;
echo &amp;quot;=== System Monitor ===&amp;quot;&lt;br /&gt;
echo &amp;quot;Date: $(date)&amp;quot;&lt;br /&gt;
echo &amp;quot;Uptime: $(uptime)&amp;quot;&lt;br /&gt;
echo &amp;quot;Load: $(cat /proc/loadavg)&amp;quot;&lt;br /&gt;
echo &amp;quot;Memory: $(free -h | grep Mem | awk &amp;#039;{print $3 &amp;quot;/&amp;quot; $2}&amp;#039;)&amp;quot;&lt;br /&gt;
echo &amp;quot;Disk: $(df -h / | grep / | awk &amp;#039;{print $5}&amp;#039;)&amp;quot;&lt;br /&gt;
echo &amp;quot;Processes: $(ps aux | wc -l)&amp;quot;&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
3. &amp;#039;&amp;#039;&amp;#039;Сделать скрипт исполняемым&amp;#039;&amp;#039;&amp;#039;:&lt;br /&gt;
&amp;lt;code&amp;gt;&lt;br /&gt;
chmod +x /usr/local/bin/system-monitor.sh&lt;br /&gt;
&amp;lt;/code&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== Заключение ==&lt;br /&gt;
&lt;br /&gt;
Базовые команды Linux для администрирования изучены! Теперь вы можете эффективно управлять Linux сервером.&lt;br /&gt;
&lt;br /&gt;
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&lt;br /&gt;
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&lt;br /&gt;
Наши специалисты помогут с настройкой сервера и обеспечением его стабильной работы!&lt;/div&gt;</summary>
		<author><name>Admin</name></author>
		
	</entry>
</feed>