wu-sheng commented on a change in pull request #4220: sniffer processing 
profile task and report status and snapshot
URL: https://github.com/apache/skywalking/pull/4220#discussion_r367980372
 
 

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 File path: 
apm-sniffer/apm-agent-core/src/main/java/org/apache/skywalking/apm/agent/core/profile/ProfileTaskExecutionService.java
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 @@ -151,7 +202,7 @@ public long getLastCommandCreateTime() {
      */
     private String checkProfileTaskSuccess(ProfileTask task) {
 
 Review comment:
   In this case, I prefer to return a `Result` class, rather than exception. 
Profiling is happening in a high payload scenario, but Exception is a heavy OP. 
We should avoid it.

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