#11054: GHC on Windows could not use more than 64 logical processors -------------------------------------+------------------------------------- Reporter: varosi | Owner: Phyx- Type: feature request | Status: patch Priority: normal | Milestone: 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: | -------------------------------------+------------------------------------- Comment (by varosi): {{{ C:\test>some +RTS -N -qa some: SetThreadGroupAffinity: The parameter is incorrect. some: SetThreadGroupAffinity: The parameter is incorrect. }}} hm, much better - it went to 90%, i.e. almost all the cores were taken. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/11054#comment:26 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler