Can you try out NPEREZ/POEx-WorkerPool-0.092560 /t/01-basic.t? On my humble machine it consumes all my memory (512mb ) and slows my machine to a crawl.

If I uncomment 

sub POE::Kernel::TRACE_EVENTS () { 1 }

[download]
perl crashes with 
Faulting application perl.exe, version 0.0.0.0, faulting module perl51
+0.dll, version 0.0.0.0, fault address 0x000ee6ad.

[download]
If I edit 
    my $steps = 1;
    my $good = 1;

[download]
it completes with memory usage peaking at 250mb 
ok 1 - Worker(5) queued Job(58539D19-6C02-1014-81AA-B236FAD9A4AA)
#
# Worker(5) queued Job(58539D19-6C02-1014-81AA-B236FAD9A4AA)
ok 2 - Worker(5) has started processing its 1 jobs
#
# Worker(5) has started processing its 1 jobs
ok 3 - Worker(7) queued Job(5860A574-6C02-1014-81AA-B236FAD9A4AA)
#
# Worker(7) queued Job(5860A574-6C02-1014-81AA-B236FAD9A4AA)
ok 4 - Worker(7) has started processing its 1 jobs
#
# Worker(7) has started processing its 1 jobs
ok 5 - Worker(3) queued Job(586B0280-6C02-1014-81AA-B236FAD9A4AA)
#
# Worker(3) queued Job(586B0280-6C02-1014-81AA-B236FAD9A4AA)
ok 6 - Worker(3) has started processing its 1 jobs
#
# Worker(3) has started processing its 1 jobs
ok 7 - Worker(5) dequeued Job(58539D19-6C02-1014-81AA-B236FAD9A4AA)
#
# Worker(5) dequeued Job(58539D19-6C02-1014-81AA-B236FAD9A4AA)
ok 8 - Worker(7) dequeued Job(5860A574-6C02-1014-81AA-B236FAD9A4AA)
#
# Worker(7) dequeued Job(5860A574-6C02-1014-81AA-B236FAD9A4AA)
ok 9 - Worker(3) dequeued Job(586B0280-6C02-1014-81AA-B236FAD9A4AA)
#
# Worker(3) dequeued Job(586B0280-6C02-1014-81AA-B236FAD9A4AA)
ok 10 - We successfully got the enqueue error exception
ok 11 - Worker(3) has started Job(586B0280-6C02-1014-81AA-B236FAD9A4AA
+)
#
# Worker(3) has started Job(586B0280-6C02-1014-81AA-B236FAD9A4AA)
ok 12 - Worker(3) is %20 with Job(586B0280-6C02-1014-81AA-B236FAD9A4AA
+)
# Worker(3) is %20 with Job(586B0280-6C02-1014-81AA-B236FAD9A4AA)
# Job(586B0280-6C02-1014-81AA-B236FAD9A4AA) failed with: Died at C:/sn
+ipPOEx-WorkerPool-0.092560/t/lib/FailJob.pm line 18.
ok 13 - Got the right job isa FailJob
ok 14 - Worker(3) has finished processing its jobs. Complete: 0, Faile
+d: 1
#
# Worker(3) has finished processing its jobs. Complete: 0, Failed: 1

[download]
Summary of my perl5 (revision 5 version 10 subversion 1) configuration
+:
  Commit id: 5348debf9fd57fc15c26529386769684fab96e57
  Platform:
    osname=MSWin32, osvers=5.1, archname=MSWin32-x86-multi-thread
    uname=''
    config_args='undef'
    hint=recommended, useposix=true, d_sigaction=undef
    useithreads=define, usemultiplicity=define
    useperlio=define, d_sfio=undef, uselargefiles=define, usesocks=und
+ef
    use64bitint=undef, use64bitall=undef, uselongdouble=undef
    usemymalloc=n, bincompat5005=undef
  Compiler:
    cc='gcc', ccflags =' -s -O2 -DWIN32 -DHAVE_DES_FCRYPT  -DPERL_IMPL
+ICIT_CONTEXT -DPERL_IMPLICIT_SYS -fno-strict-aliasing -DPERL_MSVCRT_R
+EADFIX',
    optimize='-s -O2',
    cppflags='-DWIN32'
    ccversion='', gccversion='3.4.5', gccosandvers=''
    intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=1234
    d_longlong=undef, longlongsize=8, d_longdbl=define, longdblsize=12
    ivtype='long', ivsize=4, nvtype='double', nvsize=8, Off_t='long lo
+ng', lseeksize=8
    alignbytes=8, prototype=define
  Linker and Libraries:
    ld='g++', ldflags ='-s -L"c:\perl\5.10.1\lib\MSWin32-x86-multi-thr
+ead\CORE" -L"C:\MinGW\lib"'
    libpth=C:\MinGW\lib
    libs=-lmoldname -lkernel32 -luser32 -lgdi32 -lwinspool -lcomdlg32 
+-ladvapi32 -lshell32 -lole32 -loleaut32 -lnetapi32 -luuid -lws2_32 -l
+mpr -lwinmm -lversion -lodbc32 -lodbccp32
    perllibs=-lmoldname -lkernel32 -luser32 -lgdi32 -lwinspool -lcomdl
+g32 -ladvapi32 -lshell32 -lole32 -loleaut32 -lnetapi32 -luuid -lws2_3
+2 -lmpr -lwinmm -lversion -lodbc32 -lodbccp32
    libc=, so=dll, useshrplib=true, libperl=libperl510.a
    gnulibc_version=''
  Dynamic Linking:
    dlsrc=dl_win32.xs, dlext=dll, d_dlsymun=undef, ccdlflags=' '
    cccdlflags=' ', lddlflags='-mdll -s -L"c:\perl\5.10.1\lib\MSWin32-
+x86-multi-thread\CORE" -L"C:\MinGW\lib"'


Characteristics of this binary (from libperl): 
  Compile-time options: MULTIPLICITY PERL_DONT_CREATE_GVSV
                        PERL_IMPLICIT_CONTEXT PERL_IMPLICIT_SYS
                        PERL_MALLOC_WRAP PL_OP_SLAB_ALLOC USE_ITHREADS
                        USE_LARGE_FILES USE_PERLIO
  Built under MSWin32
  Compiled at Aug 29 2009 22:00:18
  @INC:
    C:/perl/5.10.1/lib/MSWin32-x86-multi-thread
    C:/perl/5.10.1/lib
    C:/perl/site/5.10.1/lib/MSWin32-x86-multi-thread
    C:/perl/site/5.10.1/lib
    .

[download]

In reply to POEx-WorkerPool-0.092560/t/01-basic.t memory usage by Anonymous Monk

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