#9105: Profiling binary consumes CPU even when idle on Linux. -------------------------------------+------------------------------------- Reporter: robinp | Owner: Type: bug | Status: patch Priority: normal | Milestone: 8.0.1 Component: Runtime System | Version: 7.8.2 Resolution: | Keywords: Operating System: Linux | Architecture: x86 Type of failure: Runtime | Test Case: performance bug | Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D1822, Wiki Page: | Phab:D1844 -------------------------------------+------------------------------------- Comment (by Ben Gamari <ben@…>): In [changeset:"1c6130d91420dc835c281bc9b13d603b7aa49b59/ghc" 1c6130d/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="1c6130d91420dc835c281bc9b13d603b7aa49b59" rts/Timer: Actually fix #9105 jberthold astutely pointed out that the previous fix (D1822) could not have possibly fixed the issue as the patch would only have had any effect if !PROFILING. Test Plan: Check for reduced CPU usage when compiled with `-prof` but without `+RTS -p` Reviewers: simonmar, austin, jberthold Reviewed By: simonmar, jberthold Subscribers: simonmar, thomie Differential Revision: https://phabricator.haskell.org/D1844 GHC Trac Issues: #9105 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9105#comment:10> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler