nobu.nokada / softhome.net wrote: > This is strange; rb_deferr is hooked by $deferr and should > never be GC'ed. > > >>The question is: why I experience this problem but others do not, and >>how to solve it? > > > Try: > > 1. stop at ruby_exec(). > 2. put watchpoint at ((struct RFile *)rb_deferr)->flags to > check when it'll be clobbered. I'm sorry for late response. Nobu, you are right I have my ulimit set to unlimited and here is my gdb session: (gdb) c Continuing. Loaded suite test Started Finished in 0.003058 seconds. 0 tests, 0 assertions, 0 failures, 0 errors Hardware watchpoint 2: (*(struct RFile *) rb_deferr)->basic->flags Old value = 14 New value = 0 rb_gc_call_finalizer_at_exit () at gc.c:1598 1598 rb_io_fptr_finalize(RANY(p)->as.file.fptr); (gdb) bt #0 rb_gc_call_finalizer_at_exit () at gc.c:1598 #1 0x2808af93 in ruby_finalize () at eval.c:1333 #2 0x2808b0a0 in ruby_cleanup (ex=0) at eval.c:1360 #3 0x2808b1af in ruby_stop (ex=0) at eval.c:1388 #4 0x2808b206 in ruby_run () at eval.c:1400 #5 0x080485f6 in main (argc=2, argv=0xbfbffbf0, envp=0xbfbffbfc) at main.c:50 #6 0x08048515 in _start -- Eugene Scripnik IT Group Software Architect Tel./Fax +380 (372) 58-43-10 email: Eugene.Scripnik / itgrp.net http://www.itgrp.net/