Em Ter, 2016-08-30 às 10:44 -0600, Chris Murphy escreveu:
> It sounds related to read-only snapshots to me. I wonder if this
> system has something busy that's writing to a file, database, even
> maybe something just spamming journald, and then there's a read-only
> snapshot during the write, which then triggers the enospc.
> 

I saw the problem yesterday after lunch time (13:00) and the last
snapper snapshot was taken at 10:17:

snapper list
Tipo   | #  | Pre # | Data                         | Usuário | Limpeza
| Descrição           | Dados de usuário
-------+----+-------+------------------------------+----------+------
---+-----------------------+------------------
single | 0  |       |                              |
root     |         | current               |                  
single | 1  |       | Ter 16 Ago 2016 15:07:25 BRT |
root     |         | first root filesystem |                  
single | 2  |       | Ter 16 Ago 2016 15:15:57 BRT | root     |
number  | after installation    | important=yes    
pre    | 4  |       | Ter 16 Ago 2016 15:26:44 BRT | root     |
number  | zypp(y2base)          | important=yes    
post   | 5  | 4     | Ter 16 Ago 2016 16:12:46 BRT | root     |
number  |                       | important=yes    
pre    | 29 |       | Ter 16 Ago 2016 18:02:43 BRT | root     |
number  | zypp(zypper)          | important=yes    
post   | 30 | 29    | Ter 16 Ago 2016 18:07:34 BRT | root     |
number  |                       | important=yes    
pre    | 45 |       | Seg 22 Ago 2016 13:59:45 BRT | root     |
number  | zypp(zypper)          | important=yes    
post   | 46 | 45    | Seg 22 Ago 2016 14:11:17 BRT | root     |
number  |                       | important=yes    
pre    | 89 |       | Seg 29 Ago 2016 09:56:19 BRT | root     |
number  | yast sw_single        |                  
pre    | 90 |       | Seg 29 Ago 2016 10:00:00 BRT | root     |
number  | zypp(y2base)          | important=no     
post   | 91 | 90    | Seg 29 Ago 2016 10:01:11 BRT | root     |
number  |                       | important=no     
pre    | 92 |       | Seg 29 Ago 2016 10:07:01 BRT | root     |
number  | zypp(y2base)          | important=no     
post   | 93 | 92    | Seg 29 Ago 2016 10:07:10 BRT | root     |
number  |                       | important=no     
pre    | 94 |       | Seg 29 Ago 2016 10:12:32 BRT | root     |
number  | zypp(y2base)          | important=no     
post   | 95 | 94    | Seg 29 Ago 2016 10:14:25 BRT | root     |
number  |                       | important=no     
post   | 96 | 89    | Seg 29 Ago 2016 10:17:17 BRT | root     |
number  |                       |                 

> Ronan, if you're given a work around, then it's even less likely the
> bug gets fixed. But if you can disable snapper snapshots entirely and
> the problem doesn't happen; or if you can increase the frequency of
> snapper snapshots and the problem happens more often, that might help
> narrow it down to a point where it's more easily reproduced. If it's
> not related, that's still useful to know.

I agree with you. The problem is that since this is a production
machine, it is kind very problematic to have so many reboots that
occurs randomly.

I will install something using zypper, which will trigger snapper, and
see if the problem will be triggered. I will be out of the office this
afternoon, so the machine will be on idle.

Best regards,
Ronan Arraes
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