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类似传统的`tee`命令 用于读取标准输入的数据,并将其内容输出成文件。
tee指令会从标准输入设备读取数据,将其内容输出到标准输出设备,同时保存成文件。
`tee -h`{{execute T2}}
```bash
USAGE:
tee [-a][-h][file]
SUMMARY:
tee commandfor pipes.
EXAMPLES:
sysprop | tee /path/to/logfile | grep java
sysprop | tee -a /path/to/logfile | grep java
WIKI:
https://arthas.aliyun.com/doc/tee
OPTIONS:
-a, --append Append to file
-h, --help this help
<file> File path
```
## 命令示范
### 将sysprop命令执行结果另外存储在`/tmp/logfile`中
`sysprop | tee /tmp/logfile`{{execute T2}}
查看`/tmp/logfile`文件:
`cat /tmp/logfile`{{execute T2}}
### 将sysprop命令执行结果匹配`java`后另外追加在`/tmp/logfile`中
`sysprop | grep java | tee -a /path/to/logfile`{{execute T2}}