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Arthas 3.0使用说明
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===
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## 命令行诊断
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1. 安装Arthas 3.0启动脚本
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```
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curl -sLk http://TODO/arthas/install.sh | sh
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```
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2. 可以直接运行`./as.sh`，启动脚本会自动更新到最新版本
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```
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➜ tmp ./as.sh
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Found existing java process, please choose one and hit RETURN.
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* [1]: 53090 org.apache.catalina.startup.Bootstrap
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[2]: 50020
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[3]: 69893 org.jetbrains.idea.maven.server.RemoteMavenServer
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[4]: 93320 org.jetbrains.jps.cmdline.Launcher
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updating version 3.0.20170224142641 ...
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######################################################################## 100.0%
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Archive: /var/tmp/temp_3.0.20170224142641_35932/arthas-3.0.20170224142641-bin.zip
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creating: /var/tmp/temp_3.0.20170224142641_35932/arthas/
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inflating: /var/tmp/temp_3.0.20170224142641_35932/arthas/arthas-agent.jar
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inflating: /var/tmp/temp_3.0.20170224142641_35932/arthas/arthas-client.jar
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inflating: /var/tmp/temp_3.0.20170224142641_35932/arthas/arthas-core.jar
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inflating: /var/tmp/temp_3.0.20170224142641_35932/arthas/arthas-spy.jar
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inflating: /var/tmp/temp_3.0.20170224142641_35932/arthas/as.bat
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inflating: /var/tmp/temp_3.0.20170224142641_35932/arthas/as.sh
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inflating: /var/tmp/temp_3.0.20170224142641_35932/arthas/install-local.sh
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update completed.
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Calculating attach excecution time...
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Attaching to 53090...
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real 0m0.336s
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user 0m0.498s
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sys 0m0.075s
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Attach success.
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Connecting to arthas server... current timestamp is 1488178414
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Trying 127.0.0.1...
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Connected to localhost.
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Escape character is '^]'.
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,---. ,------. ,--------.,--. ,--. ,---. ,---.
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/ O \ | .--. ''--. .--'| '--' | / O \ ' .-'
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| .-. || '--'.' | | | .--. || .-. |`. `-.
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| | | || |\ \ | | | | | || | | |.-' |
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`--' `--'`--' '--' `--' `--' `--'`--' `--'`-----'
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wiki: https://github.com/alibaba/arthas/wiki/
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version: 3.0.20170227131708
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pid: 53090
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timestamp: 1488178414548
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```
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### telnet远程诊断
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只要在上一步中启动了Arthas Server， 那么你可以直接在本地（针对日常环境的机器），或者是跳板机（针对预发和线上机器）上，通过telnet命令直接远程连上去诊断，使用上的体验完全一致。
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```
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➜ telnet 11.164.45.24 3658
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Trying 11.164.45.24...
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Connected to 11.164.45.24.
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Escape character is '^]'.
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,---. ,------. ,--------.,--. ,--. ,---. ,---.
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/ O \ | .--. ''--. .--'| '--' | / O \ ' .-'
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| .-. || '--'.' | | | .--. || .-. |`. `-.
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| | | || |\ \ | | | | | || | | |.-' |
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`--' `--'`--' '--' `--' `--' `--'`--' `--'`-----'
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wiki: https://github.com/alibaba/arthas/wiki/home
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version: 3.0.20170315140000
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pid: 1463
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timestamp: 1490938898194
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$
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```
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## 新特性介绍
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请参考[Arthas 3.0新特性](https://github.com/alibaba/arthas/wiki/arthas_3_0/new_feature)
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## FAQ
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首先请确保你的目标机器上，Arthas 2.0的server正常的shutdown了。否则，Arthas 3.0连上去之后不会正常启动。
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### 关于web console中文本的复制粘贴
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目前不同浏览器对复制粘贴的支持程度各不相同，mac下的Chrome是支持的最好的，目前的支持情况如下，我们正在想办法提供更好的复制粘贴体验
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| 操作系统 | 浏览器 | 复制 | 粘贴 |
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| ------- | ------- | -------------- | ---------------- |
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| macOS | Chrome | COMMAND-C，鼠标右键-复制 | COMMAND-V，鼠标右键-粘贴 |
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| macOS | Safari | 鼠标右键-复制 | 鼠标右键-粘贴 |
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| macOS | Firefox | | |
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| Windows | Chrome | Ctrl + C | Ctrl + Shift + V |
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| Windows | Firefox | | |
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### 关于字体大小
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如果觉得字体太小，可以通过浏览器内置的字体调整功能进行，web console支持自适应调整。
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| 操作系统 | 浏览器 | 增大字体 | 减小字体 |
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| ------- | ------- | -------------- | ---------------- |
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| macOS | Chrome | COMMAND加= | COMMAND加- |
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| macOS | Safari | COMMAND加= | COMMAND加- | |
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| macOS | Firefox | | |
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| Windows | Chrome | | |
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| Windows | Firefox | | | |