Журнал лабораторных работ

Содержание

Журнал

Вторник (08/11/09)

/dev/ttyp4
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=357 ttl=49 time=51.8 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=359 ttl=49 time=51.6 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=360 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=361 ttl=49 time=51.6 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=362 ttl=49 time=51.9 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=363 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=364 ttl=49 time=51.3 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=365 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=366 ttl=49 time=51.5 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=367 ttl=49 time=52.5 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=368 ttl=49 time=52.1 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=369 ttl=49 time=50.8 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=370 ttl=49 time=53.3 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=371 ttl=49 time=51.1 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=372 ttl=49 time=51.3 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=373 ttl=49 time=52.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=374 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=375 ttl=49 time=51.9 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=376 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=377 ttl=49 time=51.8 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=378 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=379 ttl=49 time=50.9 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=380 ttl=49 time=57.0 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=381 ttl=49 time=51.5 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=382 ttl=49 time=51.7 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=383 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=384 ttl=49 time=51.1 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=385 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=386 ttl=49 time=51.7 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=387 ttl=49 time=51.5 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=388 ttl=49 time=53.0 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=389 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=390 ttl=49 time=51.7 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=391 ttl=49 time=51.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=392 ttl=49 time=51.8 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=393 ttl=49 time=51.0 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=394 ttl=49 time=51.5 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=395 ttl=49 time=52.4 ms
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$64 bytes from yandex.ru (87.250.251.11): icmp_seq=396 ttl=49 time=51.4 ms
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Статистика

Время первой команды журнала14:41:20 2009- 8-11
Время последней команды журнала14:41:25 2009- 8-11
Количество командных строк в журнале101
Процент команд с ненулевым кодом завершения, %100.00
Процент синтаксически неверно набранных команд, % 0.00
Суммарное время работы с терминалом *, час 0.00
Количество командных строк в единицу времени, команда/мин1212.00
Частота использования команд
64101|====================================================================================================| 100.00%
____
*) Интервалы неактивности длительностью 30 минут и более не учитываются

Справка

Для того чтобы использовать LiLaLo, не нужно знать ничего особенного: всё происходит само собой. Однако, чтобы ведение и последующее использование журналов было как можно более эффективным, желательно иметь в виду следующее:
  1. В журнал автоматически попадают все команды, данные в любом терминале системы.

  2. Для того чтобы убедиться, что журнал на текущем терминале ведётся, и команды записываются, дайте команду w. В поле WHAT, соответствующем текущему терминалу, должна быть указана программа script.

  3. Команды, при наборе которых были допущены синтаксические ошибки, выводятся перечёркнутым текстом:
    $ l s-l
    bash: l: command not found
    

  4. Если код завершения команды равен нулю, команда была выполнена без ошибок. Команды, код завершения которых отличен от нуля, выделяются цветом.
    $ test 5 -lt 4
    Обратите внимание на то, что код завершения команды может быть отличен от нуля не только в тех случаях, когда команда была выполнена с ошибкой. Многие команды используют код завершения, например, для того чтобы показать результаты проверки

  5. Команды, ход выполнения которых был прерван пользователем, выделяются цветом.
    $ find / -name abc
    find: /home/devi-orig/.gnome2: Keine Berechtigung
    find: /home/devi-orig/.gnome2_private: Keine Berechtigung
    find: /home/devi-orig/.nautilus/metafiles: Keine Berechtigung
    find: /home/devi-orig/.metacity: Keine Berechtigung
    find: /home/devi-orig/.inkscape: Keine Berechtigung
    ^C
    

  6. Команды, выполненные с привилегиями суперпользователя, выделяются слева красной чертой.
    # id
    uid=0(root) gid=0(root) Gruppen=0(root)
    

  7. Изменения, внесённые в текстовый файл с помощью редактора, запоминаются и показываются в журнале в формате ed. Строки, начинающиеся символом "<", удалены, а строки, начинающиеся символом ">" -- добавлены.
    $ vi ~/.bashrc
    2a3,5
    >    if [ -f /usr/local/etc/bash_completion ]; then
    >         . /usr/local/etc/bash_completion
    >        fi
    

  8. Для того чтобы изменить файл в соответствии с показанными в диффшоте изменениями, можно воспользоваться командой patch. Нужно скопировать изменения, запустить программу patch, указав в качестве её аргумента файл, к которому применяются изменения, и всавить скопированный текст:
    $ patch ~/.bashrc
    В данном случае изменения применяются к файлу ~/.bashrc

  9. Для того чтобы получить краткую справочную информацию о команде, нужно подвести к ней мы