#14006: Heap profiling ghc gives hp2ps error -------------------------------------+------------------------------------- Reporter: dfeuer | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.4.1 Component: Runtime System | Version: 8.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Debugging | Unknown/Multiple information is incorrect | Test Case: Blocked By: | Blocking: Related Tickets: #11645 | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by dfeuer): * Attachment "ghc-stage2.hp.gz" added. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14006 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#14006: Heap profiling ghc gives hp2ps error -------------------------------------+------------------------------------- Reporter: dfeuer | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.4.1 Component: Runtime System | Version: 8.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Debugging | Unknown/Multiple information is incorrect | Test Case: Blocked By: | Blocking: Related Tickets: #11645 | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Description changed by bgamari: Old description:

Running GHC with heap profiling and then running `hp2ps` on the result gives

{{{ hp2ps: ghc-stage2.hp, line 17405, samples out of sequence }}}

Reproduction (GHC commit 4700baaf8f9bf3c44a53a595d840c7c14cfd6f98)

{{{ cabal unpack skylighting-0.1.1.5 cd skylighting-0.1.1.5 cabal configure --with-ghc=$HOME/src/ghc-clean-july12/inplace/bin/ghc- stage2 \ --enable-profiling -fexecutable cabal build touch src/Skylighting/Syntax/Php.hs

/home/dfeuer/src/ghc-clean-july12/inplace/bin/ghc-stage2 --make -i \ -isrc -idist/build -O -prof -fprof-auto-exported -osuf p_o -hisuf \ p_hi -optPdist/build/autogen/cabal_macros.h -hide-all-packages \ -package-db dist/package.conf.inplace -package-id aeson-1.2.1.0 \ -package base-4.10.0.0 -package blaze-html-0.9.0.1 -package \ bytestring-0.10.8.2 -package case-insensitive-1.2.0.10 -package \ containers-0.5.10.2 -package directory-1.3.0.2 -package \ filepath-1.4.1.2 -package hxt-9.3.1.16 -package mtl-2.2.1 -package \ regex-pcre-builtin-0.94.4.8.8.35 -package safe-0.3.15 -package \ text-1.2.2.2 -package utf8-string-1.0.1.1 -XHaskell2010 \ Skylighting.Types Skylighting.Regex \ Skylighting.Tokenizer Skylighting.Syntax.Php -j1 +RTS \ -s -h -N1

hp2ps ghc-stage2.hp }}}

New description: Running GHC with heap profiling and then running `hp2ps` on the result gives {{{ hp2ps: ghc-stage2.hp, line 17405, samples out of sequence }}} Reproduction (GHC commit 4700baaf8f9bf3c44a53a595d840c7c14cfd6f98) {{{ cabal unpack skylighting-0.1.1.5 cd skylighting-0.1.1.5 cabal install --enable-profiling --only-dependencies -fexecutable cabal configure --with-ghc=$HOME/src/ghc-clean-july12/inplace/bin/ghc- stage2 \ --enable-profiling -fexecutable cabal build touch src/Skylighting/Syntax/Php.hs /home/dfeuer/src/ghc-clean-july12/inplace/bin/ghc-stage2 --make -i \ -isrc -idist/build -O -prof -fprof-auto-exported -osuf p_o -hisuf \ p_hi -optPdist/build/autogen/cabal_macros.h -hide-all-packages \ -package-db dist/package.conf.inplace -package-id aeson-1.2.1.0 \ -package base-4.10.0.0 -package blaze-html-0.9.0.1 -package \ bytestring-0.10.8.2 -package case-insensitive-1.2.0.10 -package \ containers-0.5.10.2 -package directory-1.3.0.2 -package \ filepath-1.4.1.2 -package hxt-9.3.1.16 -package mtl-2.2.1 -package \ regex-pcre-builtin-0.94.4.8.8.35 -package safe-0.3.15 -package \ text-1.2.2.2 -package utf8-string-1.0.1.1 -XHaskell2010 \ Skylighting.Types Skylighting.Regex \ Skylighting.Tokenizer Skylighting.Syntax.Php -j1 +RTS \ -s -h -N1 hp2ps ghc-stage2.hp }}} -- -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14006#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#14006: Heap profiling ghc gives hp2ps error -------------------------------------+------------------------------------- Reporter: dfeuer | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.4.1 Component: Runtime System | Version: 8.3 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Debugging | Unknown/Multiple information is incorrect | Test Case: Blocked By: | Blocking: Related Tickets: #11645 | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by dfeuer): Replying to [comment:4 bgamari]:

Strangely I've been unable to reproduce this. Did you use a perf build?

-- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14006#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#14006: Heap profiling ghc gives hp2ps error -------------------------------------+------------------------------------- Reporter: dfeuer | Owner: (none) Type: bug | Status: closed Priority: normal | Milestone: 8.6.1 Component: Runtime System | Version: 8.3 Resolution: duplicate | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Debugging | Unknown/Multiple information is incorrect | Test Case: Blocked By: | Blocking: Related Tickets: #11645, #14257 | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Changes (by bgamari): * status: new => closed * resolution: => duplicate * related: #11645 => #11645, #14257 Comment: I believe this was another manifestation of #14257. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14006#comment:8 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler