[GHC] #11054: GHC on Windows could not use more than 64 logical processors

[GHC]

#11054: GHC on Windows could not use more than 64 logical processors
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        Reporter:  varosi            |                Owner:
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Runtime System    |              Version:  7.10.2
      Resolution:                    |             Keywords:
Operating System:  Windows           |         Architecture:  x86_64
 Type of failure:  Runtime           |  (amd64)
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #12602            |  Differential Rev(s):  Phab:D2533
       Wiki Page:                    |
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Comment (by varosi):

 Yes, it is passing 50% (with -qa option and build you gave) so it uses
 both groups, but not fully still.

 Please, ask on mailing list.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11054#comment:42>
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