[erlang-questions] noproc file_server_2 when trying to load boot file

Siri Hansen <>
Mon Oct 24 09:03:57 CEST 2011


I agree - systools:make_script should not create the boot file given this
rel file. I'll add a ticket for future implementation. If anyone out there
feels like doing the job, it will be much appreciated (and probably happen
faster).
/siri

2011/10/22 Tristan Sloughter <>

> I fixed it... My release file was wrong. I had each app listed like:
>
> {kernel,"2.14.5",load},
>
> But once for each app I removed the ', load' and so just had:
>
> {kernel,"2.14.5",load},
>
> It works fine. Odd that systools:make_script creates a boot file fine
> though if it can't run it.
>
> Thanks.
>
>
> 2011/10/22 Tristan Sloughter <>
>
>> And I do see it loaded if I just run 'erl':
>>
>> 1> regs().
>>
>> ** Registered procs on node  **
>> Name                  Pid          Initial Call                      Reds
>> Msgs
>> application_controlle <0.6.0>      erlang:apply/2                     437
>>    0
>> code_server           <0.19.0>     erlang:apply/2                  270601
>>    0
>> erl_prim_loader       <0.3.0>      erlang:apply/2                  324250
>>    0
>> error_logger          <0.5.0>      gen_event:init_it/6                220
>>    0
>> file_server_2         <0.18.0>     file_server:init/1                  85
>>    0
>> global_group          <0.17.0>     global_group:init/1                 59
>>    0
>> global_name_server    <0.12.0>     global:init/1                       50
>>    0
>> inet_db               <0.15.0>     inet_db:init/1                     251
>>    0
>> init                  <0.0.0>      otp_ring0:start/2                 2614
>>    0
>> kernel_safe_sup       <0.28.0>     supervisor:kernel/1                 58
>>    0
>> kernel_sup            <0.10.0>     supervisor:kernel/1               1562
>>    0
>> rex                   <0.11.0>     rpc:init/1                          35
>>    0
>> standard_error        <0.21.0>     erlang:apply/2                       9
>>    0
>> standard_error_sup    <0.20.0>     supervisor_bridge:standar           41
>>    0
>> user                  <0.24.0>     group:server/3                      36
>>    0
>> user_drv              <0.23.0>     user_drv:server/2                  450
>>    0
>>
>> 2011/10/22 Tristan Sloughter <>
>>
>>> Nevermind, file_server module registeres as file_server_2:
>>>
>>> -define(FILE_SERVER, file_server_2).      % Registered name
>>>
>>>
>>> 2011/10/22 Tristan Sloughter <>
>>>
>>>> Though I can point out I actually have no file_server_2...
>>>>
>>>> find ~/otp/ -name *file_server*
>>>> /home/dotcloud/otp/lib/kernel-2.14.4/src/file_server.erl
>>>> /home/dotcloud/otp/lib/kernel-2.14.4/ebin/file_server.beam
>>>> /home/dotcloud/otp/lib/kernel-2.14.5/src/file_server.erl
>>>> /home/dotcloud/otp/lib/kernel-2.14.5/ebin/file_server.beam
>>>>
>>>> Hmm..
>>>>
>>>> 2011/10/22 Tristan Sloughter <>
>>>>
>>>>> Right, there isn't much I can do in that respect though since I can't
>>>>> get into a shell when loading the boot file.
>>>>>
>>>>> Thanks,
>>>>> Tristan
>>>>>
>>>>>
>>>>> 2011/10/22 Motiejus Jakštys <>
>>>>>
>>>>>> On Sat, Oct 22, 2011 at 10:11:39AM -0500, Tristan Sloughter wrote:
>>>>>> > I have a .rel file and successfully create the boot/script files
>>>>>> with
>>>>>> > systools:make_script but when I try to load the boot file it crashes
>>>>>> with an
>>>>>> > error I can't find reference too anywhere online. Does anyone have
>>>>>> an idea
>>>>>> > on what might be wrong?
>>>>>> >
>>>>>> > $ erl
>>>>>> > Erlang R14B04 (erts-5.8.5) [source] [64-bit] [smp:4:4] [rq:4]
>>>>>> > [async-threads:0] [kernel-poll:false]
>>>>>> >
>>>>>> > Eshell V5.8.5  (abort with ^G)
>>>>>> > 1> systools:make_script("ctdemo", [local]).
>>>>>> > ok
>>>>>> > 2> q().
>>>>>> > ok
>>>>>> >
>>>>>> > $ erl -boot ctdemo
>>>>>> > {"init terminating in
>>>>>> >
>>>>>> do_boot",{noproc,{gen_server,call,[file_server_2,{open,"./.erlang",[read]},infinity]}}}
>>>>>>
>>>>>> In a nutshell, gen_server is complaining that process file_server_2 is
>>>>>> not running.
>>>>>>
>>>>>> Check application:loaded_applications(), global_registered_names(),
>>>>>> appmon:start() for troubleshooting.
>>>>>>
>>>>>> Hope this helps
>>>>>>
>>>>>> Motiejus
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>
>
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