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Update Swarm mode: add rolling_update

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khs1994
2018-05-23 17:16:51 +08:00
parent 58c6540cdf
commit 86d532630f
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swarm_mode/deploy.md
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@@ -44,6 +44,22 @@ nginx.1.pjfzd39buzlt@swarm2 | 10.255.0.2 - - [25/Nov/2017:02:10:27 +0000] "GE
nginx.1.pjfzd39buzlt@swarm2 | 2017/11/25 02:10:27 [error] 5#5: *1 open() "/usr/share/nginx/html/favicon.ico" failed (2: No such file or directory), client: 10.255.0.2, server: localhost, request: "GET /favicon.ico HTTP/1.1", host: "192.168.99.101"
```
### 服务伸缩
我们可以使用 `docker service scale` 对一个服务运行的容器数量进行伸缩。
当业务处于高峰期时，我们需要扩展服务运行的容器数量。
```bash
$ docker service scale nginx=5
```
当业务平稳时，我们需要减少服务运行的容器数量。
```bash
$ docker service scale nginx=2
```
### 删除服务
使用 `docker service rm` 来从 `Swarm` 集群移除某个服务。