pressure test. after 10000 times request, out of memory.

[bitcoinauto]

• Riot version (or commit ref):
• Go version: v.0.10.0

• Operating system and bit:
• Can you reproduce the bug at Examples:
  • Yes (provide example code)
  • No
  • Not relevant
• Provide example code:
  this is the code fo search:
  output := searcher.SearchDoc(types.SearchReq{
  Text: query,
  //Tokens: text1,
  RankOpts: &types.RankOpts{
  ScoringCriteria: &ArticleScoringCriteria{},
  OutputOffset: (page-1)*count,
  MaxOutputs: count,
  },
  })

• Log gist:

Description

...

[bitcoinauto]

I used engine.UsedMem() to get memoery used data. It is increasing continuously. I did presss test to request same url.
It would be a problem.
Thank you very much.