[GHC] #14336: ghci leaks memory

GHC ghc-devs at haskell.org
Wed Jan 10 09:41:27 UTC 2018


#14336: ghci leaks memory
-------------------------------------+-------------------------------------
        Reporter:  NeilMitchell      |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  GHCi              |              Version:  8.2.1
      Resolution:                    |             Keywords:
Operating System:  Windows           |         Architecture:  x86_64
 Type of failure:  Runtime           |  (amd64)
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by NeilMitchell):

 The end thing that matters is process memory usage, and given enough time
 (half an hour or so) that clearly increases, but not linearly (thanks to
 effects like GC). The use of the RTS columns just gives you an easy way to
 spot it faster. The columns for the RTS stats are:

 {{{
     Alloc    Copied     Live     GC     GC      TOT      TOT  Page Flts
     bytes     bytes     bytes   user   elap     user     elap
 }}}

 Of those, {{{Live bytes}}} is the one I was watching (3rd one along)

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14336#comment:13>
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