[tor-bugs] #19778 [Metrics/CollecTor]: Bridge descriptor sanitizer runs out of memory after 13.5 days

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#19778: Bridge descriptor sanitizer runs out of memory after 13.5 days
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 Reporter:  karsten            |          Owner:  iwakeh
     Type:  defect             |         Status:  assigned
 Priority:  High               |      Milestone:  CollecTor 1.2.0
Component:  Metrics/CollecTor  |        Version:
 Severity:  Normal             |     Resolution:
 Keywords:                     |  Actual Points:
Parent ID:                     |         Points:
 Reviewer:                     |        Sponsor:
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Comment (by karsten):

 This issue is closely related to #20236, though I couldn't decide which
 one to close as duplicate.

 Oh, and regarding the LRU cache, maybe we can use `LinkedHashMap` for this
 [http://www.javaspecialists.eu/archive/Issue246.html as described here].

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/19778#comment:5>
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