[erlang-questions] Mnesia is stuck in mnesia_controller:rec_tabs

[Yevhenii Kurtov]

Removing schema.DAT and restarting application seems to do the trick. Seems
that schema was changed.

Any options to get around that?

On Mon, Dec 3, 2018 at 11:03 AM Yevhenii Kurtov <yevhenii.kurtov@REDACTED>
wrote:

> mnesia_controller  stack trace is
>
> gen_server:loop/6 (gen_server.erl:368)
> proc_lib:init_p_do_apply/3 (proc_lib.erl:247)
>
> It's state is
>
> {state,<0.338.0>,true,[],[],
>        {0,nil},
>        [],[],
>        {0,nil},
>        undefined,[],[],#Ref<0.0.4.1852>,false}
>
>
> No logged events and status is Running.
>
> mnesia_locker is in the mnesia_locker.loop/1 on mnesia_locker.erl:159,
> it's state is  {state,<0.338.0>}
> mnesia_monitor stack trace  is same as in mnesia_controller and
> {state,<0.338.0>,[],[],true,[],undefined,[],[]}
> mnesia_tm state is {state,{0,nil},{0,nil},<0.338.0>,[],[],[]}
>
> I will try to check mnesia.info now
>
>
>
> On Mon, Dec 3, 2018 at 8:46 AM Dan Gudmundsson <dangud@REDACTED> wrote:
>
>> That is user process waiting for completion, more interesting is what is
>> the mnesia processes doing and what is their state,
>> mnesia_controller?
>> What are the other nodes doing?
>>
>> mnesia:info() on the other nodes may give some clues on processes holding
>> locks and so.
>>
>> On Mon, Dec 3, 2018 at 8:30 AM Yevhenii Kurtov <yevhenii.kurtov@REDACTED>
>> wrote:
>>
>>> Morning people,
>>>
>>> My application is  suddenly stopped to load. Observer tells me that it's
>>> being stuck here
>>> https://github.com/erlang/otp/blob/master/lib/mnesia/src/mnesia_controller.erl#L277
>>> while loading >5Gb file in disc_copies mode.
>>> I didn't change anything related to mnesia interactions which is why
>>> this is weird. Also it doesn't even try to load anything - table is of size
>>> of 0.
>>>
>>> Table load is performed through mnesia:force_load_table.
>>>
>>> Can anyone please suggest what is wrong?
>>>
>>> Have a great  week!
>>> _______________________________________________
>>> erlang-questions mailing list
>>> erlang-questions@REDACTED
>>> http://erlang.org/mailman/listinfo/erlang-questions
>>>
>>
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