[erlang-questions] gen_server doesn't respond

Aaron France <>
Mon Jun 3 12:39:48 CEST 2013


Does it make any synchronous calls to other gen_servers?


On Mon, Jun 3, 2013 at 12:34 PM, Tim Watson <>wrote:

> Does the callback module execute any selective receives inside handlers
> perhaps? If not, are you sure the message has actually arrived in that
> process' mailbox, can you see unhandled messages in the message queue
> (I.e., length > 0 whilst waiting)?
>
> On 3 Jun 2013, at 10:34, "Park, Sungjin" <> wrote:
>
> > Guys,
> >
> > I'm encountering cases when gen_server doesn't respond.
> > In such cases, erlang:process_info/1 shows the process state 'waiting'
> with some messages in the message_queue.  The messages have not been
> consumed for tens of minutes at least.  Anybody has any idean about this?
> >
> >
> > --
> > Park, Sungjin
> >
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