[GHC] #9221: (super!) linear slowdown of parallel builds on 40 core machine

[GHC]

#9221: (super!) linear slowdown of parallel builds on 40 core machine
-------------------------------------+-------------------------------------
        Reporter:  carter            |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler          |              Version:  7.8.2
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Compile-time      |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #910, #8224       |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by bgamari):

 * priority:  high => normal
 * milestone:  8.0.1 => 8.2.1


Comment:

 I intend on looking into this but it doesn't that anything will happen for
 8.0 and indeed it's not terribly high priority given that GHC's `-j`
 option isn't very widely used.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9221#comment:45>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler