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Log command outputs for later analysis
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By default, this behavior is turned off. To enable it, execute the command below:
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`options save-result true`{{execute T2}}
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```bash
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$ options save-result true
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NAME BEFORE-VALUE AFTER-VALUE
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----------------------------------------
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save-result false true
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Affect(row-cnt:1) cost in 3 ms.
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```
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If the message above is output on the console, then this behavior is enabled successfully.
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* Log file path
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The command execution result will be save in `{user.home}/logs/arthas-cache/result.log` Pls. clean it up regularly to save disk space.
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## Use asynchronous job to log
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```bash
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$ trace Test t >> &
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job id : 2
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cache location : /Users/admin/logs/arthas-cache/28198/2
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```
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* Reference: https://arthas.aliyun.com/doc/async.html
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