Ubuntu 16.04 升级到 18.04 的步骤
1、更新系统
sudo apt update
[33m0% [Working][0m Hit:1 https://download.docker.com/linux/ubuntu xenial InRelease [33m0% [Connecting to apt.armbian.com (185.158.177.155)][0m[33m0% [1 InRelease gpgv 65.8 kB] [Connecting to apt.armbian.com (185.158.177.155)][0m[33m 0% [Waiting for headers][0m Hit:2 http://apt.armbian.com xenial InRelease [33m 0% [Working][0m[33m0% [2 InRelease gpgv 19.3 kB][0m[33m 0% [Working][0m[33m0% [Working][0m[33m0% [Working][0m[33m0% [Working][0m[33m0% [Working][0m[33m0% [Working][0m[33m0% [Working][0m[33m0% [Working][0m[33m0% [Waiting for headers][0m Hit:3 http://ports.ubuntu.com xenial InRelease [33m 0% [Working][0m[33m0% [3 InRelease gpgv 247 kB] [Waiting for headers][0m Hit:4 http://ports.ubuntu.com xenial-security InRelease [33m 0% [3 InRelease gpgv 247 kB][0m[33m 0% [Waiting for headers][0m[33m0% [4 InRelease gpgv 107 kB] [Waiting for headers][0m Hit:5 http://ports.ubuntu.com xenial-updates InRelease [33m 0% [4 InRelease gpgv 107 kB][0m[33m 0% [Waiting for headers][0m[33m0% [5 InRelease gpgv 109 kB] [Waiting for headers][0m Hit:6 http://ports.ubuntu.com xenial-backports InRelease [33m 0% [5 InRelease gpgv 109 kB][0m[33m 0% [Working][0m[33m0% [6 InRelease gpgv 107 kB][0m[33m 20% [Working][0m Reading package lists... 0%Reading package lists... 0%Reading package lists... 1%Reading package lists... 4%Reading package lists... 4%Reading package lists... 8%Reading package lists... 8%Reading package lists... 10%Reading package lists... 10%Reading package lists... 10%Reading package lists... 10%Reading package lists... 10%Reading package lists... 10%Reading package lists... 11%Reading package lists... 18%Reading package lists... 26%Reading package lists... 33%Reading package lists... 35%Reading package lists... 35%Reading package lists... 41%Reading package lists... 51%Reading package lists... 59%Reading package lists... 59%Reading package lists... 62%Reading package lists... 74%Reading package lists... 74%Reading package lists... 74%Reading package lists... 74%Reading package lists... 74%Reading package lists... 74%Reading package lists... 75%Reading package lists... 75%Reading package lists... 76%Reading package lists... 76%Reading package lists... 76%Reading package lists... 78%Reading package lists... 78%Reading package lists... 80%Reading package lists... 80%Reading package lists... 80%Reading package lists... 80%Reading package lists... 80%Reading package lists... 80%Reading package lists... 81%Reading package lists... 81%Reading package lists... 83%Reading package lists... 83%Reading package lists... 83%Reading package lists... 83%Reading package lists... 83%Reading package lists... 83%Reading package lists... 83%Reading package lists... 83%Reading package lists... 83%Reading package lists... 83%Reading package lists... 84%Reading package lists... 86%Reading package lists... 86%Reading package lists... 89%Reading package lists... 89%Reading package lists... 91%Reading package lists... 91%Reading package lists... 91%Reading package lists... 91%Reading package lists... 91%Reading package lists... 91%Reading package lists... 94%Reading package lists... 94%Reading package lists... 96%Reading package lists... 96%Reading package lists... 97%Reading package lists... 97%Reading package lists... 97%Reading package lists... 97%Reading package lists... 97%Reading package lists... 97%Reading package lists... 97%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... 99%Reading package lists... Done Building dependency tree... 0%
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Reading state information... Done 42 packages can be upgraded. Run 'apt list --upgradable' to see them.
sudo apt upgrade -y
sudo apt dist-upgrade -y
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Calculating upgrade... Done The following package was automatically installed and is no longer required: libllvm5.0 Use 'sudo apt autoremove' to remove it. 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
2、删除无用的依赖
sudo apt-get autoremove -y
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Reading state information... Done The following packages will be REMOVED: libllvm5.0 0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded. After this operation, 49.1 MB disk space will be freed. (Reading database ...
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(Reading database ... 48293 files and directories currently installed.) Removing libllvm5.0:arm64 (1:5.0-3~16.04.1) ... Processing triggers for libc-bin (2.23-0ubuntu10) ...
3、安装 update-manager-core
sudo apt install update-manager-core -y
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Building dependency tree Reading state information... 0%Reading state information... 0%Reading state information... Done The following additional packages will be installed: python3-distupgrade python3-update-manager ubuntu-release-upgrader-core The following NEW packages will be installed: python3-distupgrade python3-update-manager ubuntu-release-upgrader-core update-manager-core 0 upgraded, 4 newly installed, 0 to remove and 0 not upgraded. Need to get 172 kB of archives. After this operation, 1,368 kB of additional disk space will be used. [33m0% [Working][0m[33m0% [Waiting for headers]
[0m Get:1 http://ports.ubuntu.com xenial-updates/main arm64 python3-update-manager all 1:16.04.13 [32.6 kB] [33m7% [1 python3-update-manager 14.1 kB/32.6 kB 43%][0m[33m 20% [Working][0m Get:2 http://ports.ubuntu.com xenial-security/main arm64 python3-distupgrade all 1:16.04.25 [104 kB] [33m20% [2 python3-distupgrade 0 B/104 kB 0%][0m[33m 74% [Working][0m Get:3 http://ports.ubuntu.com xenial-security/main arm64 ubuntu-release-upgrader-core all 1:16.04.25 [29.6 kB] [33m87% [3 ubuntu-release-upgrader-core 29.6 kB/29.6 kB 100%][0m[33m 92% [Working][0m Get:4 http://ports.ubuntu.com xenial-updates/main arm64 update-manager-core all 1:16.04.13 [5,496 B] [33m95% [4 update-manager-core 5,496 B/5,496 B 100%][0m[33m 100% [Working][0m Fetched 172 kB in 1s (117 kB/s) Selecting previously unselected package python3-update-manager. (Reading database ... (Reading database ... 5%(Reading database ... 10%(Reading database ... 15%(Reading database ... 20%(Reading database ... 25%(Reading database ... 30%(Reading database ... 35%(Reading database ... 40%(Reading database ... 45%(Reading database ... 50%(Reading database ... 55%(Reading database ... 60%(Reading database ... 65%(Reading database ... 70%(Reading database ... 75%(Reading database ... 80%(Reading database ... 85%(Reading database ... 90%(Reading database ... 95%(Reading database ... 100%(Reading database ... 48287 files and directories currently installed.) Preparing to unpack .../python3-update-manager_1%3a16.04.13_all.deb ... Unpacking python3-update-manager (1:16.04.13) ... Selecting previously unselected package python3-distupgrade. Preparing to unpack .../python3-distupgrade_1%3a16.04.25_all.deb ... Unpacking python3-distupgrade (1:16.04.25) ... Selecting previously unselected package ubuntu-release-upgrader-core. Preparing to unpack .../ubuntu-release-upgrader-core_1%3a16.04.25_all.deb ... Unpacking ubuntu-release-upgrader-core (1:16.04.25) ... Selecting previously unselected package update-manager-core. Preparing to unpack .../update-manager-core_1%3a16.04.13_all.deb ... Unpacking update-manager-core (1:16.04.13) ... Processing triggers for man-db (2.7.5-1) ... Setting up python3-distupgrade (1:16.04.25) ... Setting up ubuntu-release-upgrader-core (1:16.04.25) ... Setting up python3-update-manager (1:16.04.13) ... Setting up update-manager-core (1:16.04.13) ...
4、升级到 18.04
sudo do-release-upgrade
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