우분투 packages can be updated.

1 확인

root@zetawiki:~# run-parts /etc/update-motd.d/
Welcome to Ubuntu 14.04.2 LTS (GNU/Linux 3.16.0-30-generic x86_64)

 * Documentation:  https://help.ubuntu.com/

  System information as of Wed Sep 23 22:15:26 KST 2015

  System load:  0.0               Processes:           143
  Usage of /:   3.6% of 38.52GB   Users logged in:     1
  Memory usage: 7%                IP address for eth0: 135.79.246.80
  Swap usage:   0%

  Graph this data and manage this system at:
    https://landscape.canonical.com/

144 packages can be updated.
68 updates are security updates.

2 apt-get update

root@zetawiki:~# apt-get update
Ign http://security.ubuntu.com trusty-security InRelease                     
Ign http://us.archive.ubuntu.com trusty InRelease                            
Ign http://us.archive.ubuntu.com trusty-updates InRelease
Get:1 http://security.ubuntu.com trusty-security Release.gpg [933 B]
Ign http://us.archive.ubuntu.com trusty-backports InRelease
Get:2 http://security.ubuntu.com trusty-security Release [63.5 kB]
Hit http://us.archive.ubuntu.com trusty Release.
... (생략)
Ign http://us.archive.ubuntu.com trusty/restricted Translation-en_US           
Ign http://us.archive.ubuntu.com trusty/universe Translation-en_US             
Fetched 3,938 kB in 33s (116 kB/s)                                             
Reading package lists... Done

3 apt-get upgrade

root@zetawiki:~# apt-get upgrade
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
  linux-generic-lts-utopic linux-headers-generic-lts-utopic
  linux-image-generic-lts-utopic
The following packages will be upgraded:
  accountsservice apparmor apport apt apt-transport-https apt-utils base-files
  bash-completion bind9-host binutils bsdutils ca-certificates cpp-4.8 curl
  dh-python dnsutils dpkg e2fslibs e2fsprogs fuse g++-4.8 gcc-4.8 gcc-4.8-base
  gnupg gpgv grub-common grub-pc grub-pc-bin grub2-common initscripts iproute2
  irqbalance isc-dhcp-client isc-dhcp-common libaccountsservice0
  libapparmor-perl libapparmor1 libapt-inst1.5 libapt-pkg4.12 libasan0
  libasn1-8-heimdal libatomic1 libbind9-90 libblkid1 libc-bin libcomerr2
  libcurl3 libcurl3-gnutls libdns100 libdrm2 libexpat1 libfreetype6 libfuse2
  libgcc-4.8-dev libgcrypt11 libgnutls-openssl27 libgnutls26 libgomp1
  libgssapi3-heimdal libhcrypto4-heimdal libheimbase1-heimdal
  libheimntlm0-heimdal libhx509-5-heimdal libisc95 libisccc90 libisccfg90
  libitm1 libkrb5-26-heimdal libldap-2.4-2 liblwres90 libmount1 libnuma1
  libpam-systemd libparted0debian1 libpcre3 libpolkit-agent-1-0
  libpolkit-backend-1-0 libpolkit-gobject-1-0 libpython2.7
  libpython2.7-minimal libpython2.7-stdlib libpython3.4-minimal
  libpython3.4-stdlib libquadmath0 libroken18-heimdal libsqlite3-0 libss2
  libssl1.0.0 libstdc++-4.8-dev libstdc++6 libsystemd-daemon0
  libsystemd-login0 libtasn1-6 libtsan0 libudev1 libuuid1 libwind0-heimdal
  libxext6 linux-firmware linux-libc-dev login mount multiarch-support ntpdate
  openssh-client openssh-server openssh-sftp-server openssl parted passwd
  patch policykit-1 ppp python-pkg-resources python-requests python-six
  python-urllib3 python2.7 python2.7-minimal python3-apport
  python3-problem-report python3-update-manager python3.4 python3.4-minimal
  rsyslog sudo systemd-services sysv-rc sysvinit-utils tcpdump tzdata udev
  unattended-upgrades update-manager-core util-linux uuid-runtime
  wpasupplicant
137 upgraded, 0 newly installed, 0 to remove and 3 not upgraded.
Need to get 88.9 MB of archives.
After this operation, 26.4 MB of additional disk space will be used.
Do you want to continue? [Y/n]

Get:1 http://us.archive.ubuntu.com/ubuntu/ trusty-updates/main base-files amd64 7.2ubuntu5.3 [60.9 kB]
Get:2 http://us.archive.ubuntu.com/ubuntu/ trusty-updates/main dpkg amd64 1.17.5ubuntu5.4 [1,954 kB]
Get:3 http://us.archive.ubuntu.com/ubuntu/ trusty-updates/main e2fslibs amd64 1.42.9-3ubuntu1.3 [182 kB]
... (생략)
Get:135 http://us.archive.ubuntu.com/ubuntu/ trusty-updates/main python-requests all 2.2.1-1ubuntu0.3 [43.1 kB]
Get:136 http://us.archive.ubuntu.com/ubuntu/ trusty-updates/main unattended-upgrades all 0.82.1ubuntu2.3 [25.5 kB]
Get:137 http://us.archive.ubuntu.com/ubuntu/ trusty-updates/main wpasupplicant amd64 2.1-0ubuntu1.3 [749 kB]
Fetched 88.9 MB in 3min 22s (440 kB/s)                                         
Extracting templates from packages: 100%
Preconfiguring packages ...
(Reading database ... 61836 files and directories currently installed.)
Preparing to unpack .../base-files_7.2ubuntu5.3_amd64.deb ...
Unpacking base-files (7.2ubuntu5.3) over (7.2ubuntu5.2) ...
Processing triggers for install-info (5.2.0.dfsg.1-2) ...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
... (생략)
rsyslog stop/waiting
rsyslog start/running, process 27827
Processing triggers for libc-bin (2.19-0ubuntu6.6) ...
Processing triggers for initramfs-tools (0.103ubuntu4.2) ...
update-initramfs: Generating /boot/initrd.img-3.16.0-30-generic
Processing triggers for ca-certificates (20141019ubuntu0.14.04.1) ...
Updating certificates in /etc/ssl/certs... 17 added, 8 removed; done.
Running hooks in /etc/ca-certificates/update.d....done.

4 확인 2

root@zetawiki:~# run-parts /etc/update-motd.d/
Welcome to Ubuntu 14.04.3 LTS (GNU/Linux 3.16.0-30-generic x86_64)

 * Documentation:  https://help.ubuntu.com/

  System information as of Wed Sep 23 22:26:33 KST 2015

  System load:  0.41              Processes:           160
  Usage of /:   3.9% of 38.52GB   Users logged in:     1
  Memory usage: 9%                IP address for eth0: 135.79.246.80
  Swap usage:   0%

  Graph this data and manage this system at:
    https://landscape.canonical.com/

*** System restart required ***

→ 위와 같이 시스템 재시작이 필요하다고 하는 경우가 있다...

5 (필요시) 재부팅

root@zetawiki:~# reboot

Broadcast message from root@zetawiki.com
	(/dev/pts/2) at 22:28 ...

The system is going down for reboot NOW!

6 확인 3

root@zetawiki:~# run-parts /etc/update-motd.d/
Welcome to Ubuntu 14.04.3 LTS (GNU/Linux 3.16.0-30-generic x86_64)

 * Documentation:  https://help.ubuntu.com/

  System information as of Wed Sep 23 22:30:15 KST 2015

  System load:  0.32              Processes:           148
  Usage of /:   3.9% of 38.52GB   Users logged in:     1
  Memory usage: 5%                IP address for eth0: 135.79.246.80
  Swap usage:   0%

  Graph this data and manage this system at:
    https://landscape.canonical.com/

7 같이 보기

• 우분투 14 기본 패키지

8 참고

• http://ubuntuforums.org/showthread.php?t=1268695