Welcome to Ubuntu 20.04.1 LTS (GNU/Linux 5.4.0-45-generic x86_64)
* Documentation: https://help.ubuntu.com
* Management: https://landscape.canonical.com
* Support: https://ubuntu.com/advantage
System information as of Thu 03 Sep 2020 06:19:14 AM UTC
System load: 0.01 Processes: 147
Usage of /: 26.9% of 21.53GB Users logged in: 1
Memory usage: 62% IPv4 address for docker0: 172.17.0.1
Swap usage: 0% IPv4 address for eth0: 192.168.151.14
* Kubernetes 1.19 is out! Get it in one command with:
sudo snap install microk8s --channel=1.19 --classic
https://microk8s.io/ has docs and details.
root@ub20:~# snap --help
The snap command lets you install, configure, refresh and remove snaps.
Snaps are packages that work across many different Linux distributions,
enabling secure delivery and operation of the latest apps and utilities.
Usage: snap <command> [<options>...]
Commands can be classified as follows:
Basics: find, info, install, list, remove
...more: refresh, revert, switch, disable, enable
History: changes, tasks, abort, watch
Daemons: services, start, stop, restart, logs
Commands: alias, aliases, unalias, prefer
Configuration: get, set, unset, wait
Account: login, logout, whoami
Permissions: connections, interface, connect, disconnect
Snapshots: saved, save, check-snapshot, restore, forget
Other: version, warnings, okay, ack, known, model, create-cohort
Development: run, pack, try, download, prepare-image
For more information about a command, run ‘snap help <command>‘.
For a short summary of all commands, run ‘snap help --all‘.
root@ub20:~# snap info microk8s
name: microk8s
summary: Lightweight Kubernetes for workstations and appliances
publisher: Canonical?
store-url: https://snapcraft.io/microk8s
contact: https://github.com/ubuntu/microk8s
license: Apache-2.0
description: |
MicroK8s is the smallest, simplest, pure production Kubernetes for clusters, laptops, IoT and
Edge, on Intel and ARM. One command installs a single-node K8s cluster with carefully selected
add-ons on Linux, Windows and macOS. MicroK8s requires no configuration, supports automatic
updates and GPU acceleration. Use it for offline development, prototyping, testing, to build your
CI/CD pipeline or your IoT apps.
snap-id: EaXqgt1lyCaxKaQCU349mlodBkDCXRcg
channels:
latest/stable: v1.18.6 2020-07-25 (1551) 215MB classic
latest/candidate: v1.19.0 2020-09-01 (1656) 214MB classic
latest/beta: v1.19.0 2020-09-01 (1656) 214MB classic
latest/edge: v1.19.0 2020-09-02 (1668) 214MB classic
dqlite/stable: –
dqlite/candidate: –
dqlite/beta: –
dqlite/edge: v1.16.2 2019-11-07 (1038) 189MB classic
1.19/stable: v1.19.0 2020-08-27 (1637) 214MB classic
1.19/candidate: v1.19.0 2020-09-02 (1667) 214MB classic
1.19/beta: v1.19.0 2020-09-02 (1667) 214MB classic
1.19/edge: v1.19.0 2020-09-02 (1667) 214MB classic
1.18/stable: v1.18.8 2020-08-25 (1609) 201MB classic
1.18/candidate: v1.18.8 2020-08-17 (1609) 201MB classic
1.18/beta: v1.18.8 2020-08-17 (1609) 201MB classic
1.18/edge: v1.18.8 2020-08-13 (1609) 201MB classic
1.17/stable: v1.17.11 2020-08-25 (1608) 179MB classic
1.17/candidate: v1.17.11 2020-08-21 (1608) 179MB classic
1.17/beta: v1.17.11 2020-08-21 (1608) 179MB classic
1.17/edge: v1.17.11 2020-08-13 (1608) 179MB classic
1.16/stable: v1.16.14 2020-08-23 (1606) 179MB classic
1.16/candidate: v1.16.14 2020-08-20 (1606) 179MB classic
1.16/beta: v1.16.14 2020-08-20 (1606) 179MB classic
1.16/edge: v1.16.15 2020-09-02 (1671) 179MB classic
1.15/stable: v1.15.11 2020-03-27 (1301) 171MB classic
1.15/candidate: v1.15.11 2020-03-27 (1301) 171MB classic
1.15/beta: v1.15.11 2020-03-27 (1301) 171MB classic
1.15/edge: v1.15.11 2020-03-26 (1301) 171MB classic
1.14/stable: v1.14.10 2020-01-06 (1120) 217MB classic
1.14/candidate: ↑
1.14/beta: ↑
1.14/edge: v1.14.10 2020-03-26 (1303) 217MB classic
1.13/stable: v1.13.6 2019-06-06 (581) 237MB classic
1.13/candidate: ↑
1.13/beta: ↑
1.13/edge: ↑
1.12/stable: v1.12.9 2019-06-06 (612) 259MB classic
1.12/candidate: ↑
1.12/beta: ↑
1.12/edge: ↑
1.11/stable: v1.11.10 2019-05-10 (557) 258MB classic
1.11/candidate: ↑
1.11/beta: ↑
1.11/edge: ↑
1.10/stable: v1.10.13 2019-04-22 (546) 222MB classic
1.10/candidate: ↑
1.10/beta: ↑
1.10/edge: ↑
原文：https://www.cnblogs.com/51core/p/13609223.html