From: Eric Hodel <drbrain@...7.net>
Date: 2006-11-15T05:01:03+09:00
Subject: Re: thread deadlock issue


On Nov 14, 2006, at 8:35 AM, ara.t.howard@noaa.gov wrote:

> can anyone interpret this
>
> deadlock 0xb7d8ff3c: sleep:T 
> (1000000000000000019884624838656.000000)  - /usr/local/ruby-1.8.4/ 
> lib/ruby/site_ruby/slave.rb:306
> deadlock 0xb7d90888: sleep:F(4)  - /usr/local/ruby-1.8.4/lib/ruby/ 
> site_ruby/drb/unix.rb:87
> deadlock 0xb7d8fe9c: sleep:S  - /usr/local/ruby-1.8.4/lib/ruby/ 
> site_ruby/drb/drb.rb:127
>                            ^^
>                            ^^
>                            ^^
>                            ^^
>                            the bit in question

	FOREACH_THREAD_FROM(curr, th) {
	    warn_printf("deadlock 0x%lx: %s:",
			th->thread, thread_status_name(th->status));
	    if (th->wait_for & WAIT_FD) warn_printf("F(%d)", th->fd);
	    if (th->wait_for & WAIT_SELECT) warn_printf("S");
	    if (th->wait_for & WAIT_TIME) warn_printf("T(%f)", th->delay);
	    if (th->wait_for & WAIT_JOIN)
		warn_printf("J(0x%lx)", th->join ? th->join->thread : 0);
	    if (th->wait_for & WAIT_PID) warn_printf("P");
	    if (!th->wait_for) warn_printf("-");
	    warn_printf(" %s - %s:%d\n",
			th==main_thread ? "(main)" : "",
			th->node->nd_file, nd_line(th->node));
	}


--  
Eric Hodel - drbrain@segment7.net - http://blog.segment7.net
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