[erlang-questions] erlang:halt() cannot terminate the Erlang VM
Patrik Nyblom
pan@REDACTED
Wed Mar 20 09:38:27 CET 2013
On 03/18/2013 05:03 PM, Bohuslav Svancara wrote:
> >>What version of OTP are you using and on what platform? Erlang:halt
> only stops for flushing I/O of stdin/stdout. That has changed slightly
> in later releases. Is >>pending I/O something that could be the cause
> in your case?
>
> Huh. Am I understand well that if I will not send anything to stdout
> then erlang:halt() will not work?
No, I meant that if there *is* pending I/O (write requests) on e.g.
stdout, it will try to flush taht before exiting. If ther is no pending
I/O, it will just exit.
>
>
>
> 2013/3/18 Patrik Nyblom <pan@REDACTED <mailto:pan@REDACTED>>
>
> Hi!
>
> On 03/14/2013 02:18 PM, skyman wrote:
>> Hi all,
>> I encounter this problem: erlang:halt() cannot terminate the
>> Erlang VM. Then I user "kill -USR1 erlpid" to kill the Erlang VM
>> process, and get an Erlang crash dump, it indicates that there
>> are some "Scheduled" processes.
>> I want to know under what cases erlang:halt() cannot terminate
>> the Erlang VM, for example, existing "Scheduled" processes?
>> Thanks in advance!
>>
> What version of OTP are you using and on what platform?
> Erlang:halt only stops for flushing I/O of stdin/stdout. That has
> changed slightly in later releases. Is pending I/O something that
> could be the cause in your case?
>>
>>
>>
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> Cheers,
> /Patrik
>
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Cheers,
/Patrik
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