Thanks, I have reported a bug.I hope the stack trace is useful. Cheers, Anish
On Fri, Jan 09, 2009 at 02:21:58PM -0800, Don Stewart wrote: > Report it as a GHC bug to the GHC team, here: > > http://hackage.haskell.org/trac/ghc/newticket?type=bug > > if you believe it is a bug. > > Cheers, > Don > > > anishmuttreja: > > Hi, > > I have a program that seems to run into occasional garbage > > collection-related core dumps. The problem typically only occurs after > > the > > program has been running for a while and is consuming a large amount of > > memory (5 - 16GB). The large memory consumption is expected because the > > program analyzes very large traces from verilog simulation and needs to > > maintain IntMaps with hundreds of thousands of entries. > > > > Is this a bug that I should report?I am afraid that my employer will not > > allow me to share my source code. I do have a stack trace, below. > > This was obtained using ghc 6.10.1, RTS -N2 on an RHEL 4 machine. > > > > Is there something I can do trace the problem or avoid it? > > > > Thanks. > > PS: This is my first Haskell program and one of the most complicated I > > ever wrote, in any language. Using Haskell has been (mostly :-)) a joy. > > > > (gdb) where > > #0 0x0000000000612f40 in slowIsHeapAlloced () > > #1 0x000000000060f868 in evacuate () > > #2 0x0000000000618d12 in scavenge_block () > > #3 0x0000000000617c8d in scavenge_loop () > > #4 0x0000000000610b25 in scavenge_until_all_done () > > #5 0x0000000000610d02 in gc_thread_entry () > > #6 0x000000000064859d in start_thread (arg=<value optimized out>) > > at pthread_create.c:297 > > #7 0x000000000069e739 in clone () > > #8 0x0000000000000000 in ?? () > > > > -- > > As an adolescent I aspired to lasting fame, I craved factual certainty, > > and I thirsted for a meaningful vision of human life - so I became a > > scientist. This is like becoming an archbishop so you can meet girls. > > -Matt Cartmill, anthropology professor and author (1943- ) > > > _______________________________________________ > > Haskell-Cafe mailing list > > Haskell-Cafe@haskell.org > > http://www.haskell.org/mailman/listinfo/haskell-cafe > _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe