Re: [gentoo-user-br] Problemas no Gentoo

[Daniel da Veiga]

É complicado.
Mas tirar 4GB por vez seria uma ótima, quatro janelas de manutenção
espaçadas, sem muito tempo offline... E vai que você dá sorte e no primeiro
já acha o dito-cujo... Mas concordo.... Medo total.

2011/12/6 Eduardo Schoedler <listas@××××××××.br>

> Olha, nao sei se as memórias são hot-swap... teoricamente deveria ser, mas
> é um servidor de banco de dados, nao é beeemmmm assim chegar, abrir e
> arrancar algumas memórias... rsrs. Até porque elas estão em bancos que são
> placas cheio de pentes de memória, teria de tirar uns 4GB por vez... #medo
> hehehe.
>
>
> --
> Eduardo Schoedler
> Enviado via iPhone
>
> Em 06/12/2011, às 12:51, Renan Rangel <rvr777@×××××.com> escreveu:
>
> Se ele não puder ficar com o servidor desligado, acho que seria legal
> retirar os pentes seletivamente como você disse e testar eles com o memtest
> em outro computador que suporte ECC, só pra ter certeza :)
> On Dec 6, 2011 12:33 PM, "Daniel da Veiga" <danieldaveiga@×××××.com>
> wrote:
>
>> Sem analisar mais completamente, eu diria que existe algum problema
>> físico na memória, mas testar (memtest) esses GBs num server é praticamente
>> inviável (demora e o server fica off)...
>>
>> Talvez retirar pentes seletivamente?
>>
>> 2011/12/6 Eduardo Schoedler <listas@××××××××.br>
>>
>>> Notei que não acontece somente no mysqld, vejam o "swapper" (pid 0):
>>>
>>> [2317646.822785] swapper: page allocation failure. order:1, mode:0x20
>>> [2317646.822792] Pid: 0, comm: swapper Not tainted 2.6.39-gentoo-r3 #1
>>> [2317646.822796] Call Trace:
>>> [2317646.822799]  <IRQ>  [<ffffffff8109f349>] 0xffffffff8109f349
>>> [2317646.822807]  [<ffffffff810ce49d>] 0xffffffff810ce49d
>>> [2317646.822810]  [<ffffffff810cf61b>] 0xffffffff810cf61b
>>> [2317646.822813]  [<ffffffff810cf3fd>] 0xffffffff810cf3fd
>>> [2317646.822816]  [<ffffffff810cf973>] 0xffffffff810cf973
>>> [2317646.822819]  [<ffffffff814cedbf>] 0xffffffff814cedbf
>>> [2317646.822822]  [<ffffffff814cef7d>] 0xffffffff814cef7d
>>> [2317646.822825]  [<ffffffff815481c3>] 0xffffffff815481c3
>>> [2317646.822828]  [<ffffffff81561a44>] 0xffffffff81561a44
>>> [2317646.822831]  [<ffffffff81560768>] 0xffffffff81560768
>>> [2317646.822834]  [<ffffffff81561792>] 0xffffffff81561792
>>> [2317646.822837]  [<ffffffff8155f964>] 0xffffffff8155f964
>>> [2317646.822840]  [<ffffffff81528dee>] ? 0xffffffff81528dee
>>> [2317646.822843]  [<ffffffff81560013>] 0xffffffff81560013
>>> [2317646.822846]  [<ffffffff8151b456>] ? 0xffffffff8151b456
>>> [2317646.822849]  [<ffffffff8153e3c0>] ? 0xffffffff8153e3c0
>>> [2317646.822852]  [<ffffffff8153e41f>] 0xffffffff8153e41f
>>> [2317646.822855]  [<ffffffff8153e5c8>] 0xffffffff8153e5c8
>>> [2317646.822858]  [<ffffffff8153dec1>] 0xffffffff8153dec1
>>> [2317646.822860]  [<ffffffff8153e2fd>] 0xffffffff8153e2fd
>>> [2317646.822864]  [<ffffffff814dbb4a>] 0xffffffff814dbb4a
>>> [2317646.822866]  [<ffffffff81009479>] ? 0xffffffff81009479
>>> [2317646.822870]  [<ffffffff814dbf68>] 0xffffffff814dbf68
>>> [2317646.822873]  [<ffffffff814dc098>] 0xffffffff814dc098
>>> [2317646.822875]  [<ffffffff814dc5c5>] 0xffffffff814dc5c5
>>> [2317646.822878]  [<ffffffff81416555>] 0xffffffff81416555
>>> [2317646.822881]  [<ffffffff81418d54>] ? 0xffffffff81418d54
>>> [2317646.822884]  [<ffffffff812af390>] ? 0xffffffff812af390
>>> [2317646.822888]  [<ffffffff81417414>] 0xffffffff81417414
>>> [2317646.822891]  [<ffffffff814dc741>] 0xffffffff814dc741
>>> [2317646.822894]  [<ffffffff81047849>] 0xffffffff81047849
>>> [2317646.822897]  [<ffffffff8163ee1c>] 0xffffffff8163ee1c
>>> [2317646.822899]  [<ffffffff810049f5>] 0xffffffff810049f5
>>> [2317646.822902]  [<ffffffff810476e6>] 0xffffffff810476e6
>>> [2317646.822905]  [<ffffffff810041c1>] 0xffffffff810041c1
>>> [2317646.822908]  [<ffffffff8163d553>] 0xffffffff8163d553
>>> [2317646.822910]  <EOI>  [<ffffffff810628a8>] ? 0xffffffff810628a8
>>> [2317646.822915]  [<ffffffff8100a77e>] ? 0xffffffff8100a77e
>>> [2317646.822918]  [<ffffffff81001f50>] ? 0xffffffff81001f50
>>> [2317646.822921]  [<ffffffff81001fbf>] 0xffffffff81001fbf
>>> [2317646.822924]  [<ffffffff816125fd>] 0xffffffff816125fd
>>> [2317646.822926]  [<ffffffff81bc8c23>] 0xffffffff81bc8c23
>>> [2317646.822929]  [<ffffffff81bc831a>] 0xffffffff81bc831a
>>> [2317646.822932]  [<ffffffff81bc841f>] 0xffffffff81bc841f
>>>
>>>
>>>
>>> > -----Mensagem original-----
>>> > De: Thiago Nunes [mailto:thiagonunesrs@×××××.com]
>>> > Enviada em: segunda-feira, 5 de dezembro de 2011 21:22
>>> > Para: gentoo-user-br@l.g.o
>>> > Assunto: Re: [gentoo-user-br] Problemas no Gentoo
>>> >
>>> > O core dump dá logo que levanta o mysql ou depois de um tempo rodando?
>>> >
>>> > Em 5 de dezembro de 2011 19:53, Eduardo Schoedler <listas@××××××××.br>
>>> > escreveu:
>>> > > São varias placas com vários pentes de memória. Ela usa memória ECC.
>>> > > Já cogitei problema de mal contato, tirei todos os pentes de todos os
>>> > > bancos de memória e limpei, nao resolveu.
>>> > >
>>> > > --
>>> > > Eduardo Schoedler
>>> > > Enviado via iPhone
>>> > >
>>> > > Em 05/12/2011, às 18:50, Daniel da Veiga <danieldaveiga@×××××.com>
>>> > escreveu:
>>> > >
>>> > > Essa máquina roda 64 bits, presumo eu? Passa mais info (quantos
>>> bancos
>>> > > de memória, por exemplo).
>>> > >
>>> > > On Mon, Dec 5, 2011 at 18:46, Eduardo Schoedler <listas@××××××××.br>
>>> > wrote:
>>> > >>
>>> > >> Pessoal.
>>> > >>
>>> > >> Alguém já passou por esse problema?
>>> > >> Administro um Dell R900 octa-core com 16GB RAM.
>>> > >> Porém, do nada, aparece um core-dump:
>>> > >>
>>> > >> [2317687.527391] mysqld: page allocation failure. order:1, mode:0x20
>>> > >> [2317687.527399] Pid: 16959, comm: mysqld Not tainted
>>> > >> 2.6.39-gentoo-r3 #1 [2317687.527402] Call Trace:
>>> > >> [2317687.527405]  <IRQ>  [<ffffffff8109f349>] 0xffffffff8109f349
>>> > >> [2317687.527413]  [<ffffffff810ce49d>] 0xffffffff810ce49d
>>> > >> [2317687.527416]  [<ffffffff810cf61b>] 0xffffffff810cf61b
>>> > >> [2317687.527420]  [<ffffffff810cf3fd>] 0xffffffff810cf3fd
>>> > >> [2317687.527422]  [<ffffffff810cf973>] 0xffffffff810cf973
>>> > >> [2317687.527425]  [<ffffffff814cedbf>] 0xffffffff814cedbf
>>> > >> [2317687.527428]  [<ffffffff814cef7d>] 0xffffffff814cef7d
>>> > >> [2317687.527431]  [<ffffffff815481c3>] 0xffffffff815481c3
>>> > >> [2317687.527434]  [<ffffffff81561a44>] 0xffffffff81561a44
>>> > >> [2317687.527437]  [<ffffffff81560768>] 0xffffffff81560768
>>> > >> [2317687.527440]  [<ffffffff81561792>] 0xffffffff81561792
>>> > >> [2317687.527443]  [<ffffffff8155f964>] 0xffffffff8155f964
>>> > >> [2317687.527446]  [<ffffffff81528dee>] ? 0xffffffff81528dee
>>> > >> [2317687.527449]  [<ffffffff81560013>] 0xffffffff81560013
>>> > >> [2317687.527452]  [<ffffffff8151b456>] ? 0xffffffff8151b456
>>> > >> [2317687.527455]  [<ffffffff8153e3c0>] ? 0xffffffff8153e3c0
>>> > >> [2317687.527458]  [<ffffffff8153e41f>] 0xffffffff8153e41f
>>> > >> [2317687.527461]  [<ffffffff8153e5c8>] 0xffffffff8153e5c8
>>> > >> [2317687.527464]  [<ffffffff8153dec1>] 0xffffffff8153dec1
>>> > >> [2317687.527467]  [<ffffffff8153e2fd>] 0xffffffff8153e2fd
>>> > >> [2317687.527470]  [<ffffffff814dbb4a>] 0xffffffff814dbb4a
>>> > >> [2317687.527472]  [<ffffffff81086bcd>] ? 0xffffffff81086bcd
>>> > >> [2317687.527475]  [<ffffffff81009479>] ? 0xffffffff81009479
>>> > >> [2317687.527478]  [<ffffffff814dbf68>] 0xffffffff814dbf68
>>> > >> [2317687.527481]  [<ffffffff814dc098>] 0xffffffff814dc098
>>> > >> [2317687.527484]  [<ffffffff814dc5c5>] 0xffffffff814dc5c5
>>> > >> [2317687.527487]  [<ffffffff81416555>] 0xffffffff81416555
>>> > >> [2317687.527490]  [<ffffffff81418d54>] ? 0xffffffff81418d54
>>> > >> [2317687.527493]  [<ffffffff812af390>] ? 0xffffffff812af390
>>> > >> [2317687.527497]  [<ffffffff81417414>] 0xffffffff81417414
>>> > >> [2317687.527500]  [<ffffffff814dc741>] 0xffffffff814dc741
>>> > >> [2317687.527503]  [<ffffffff81047849>] 0xffffffff81047849
>>> > >> [2317687.527506]  [<ffffffff8163ee1c>] 0xffffffff8163ee1c
>>> > >> [2317687.527508]  [<ffffffff810049f5>] 0xffffffff810049f5
>>> > >> [2317687.527511]  [<ffffffff810476e6>] 0xffffffff810476e6
>>> > >> [2317687.527514]  [<ffffffff810041c1>] 0xffffffff810041c1
>>> > >> [2317687.527517]  [<ffffffff8163d553>] 0xffffffff8163d553
>>> > >> [2317687.527519]  <EOI>
>>> > >>
>>> > >> Fui atrás e não encontrei muita coisa.
>>> > >> O que poderia ser?
>>> > >>
>>> > >> Obrigado.
>>> > >>
>>> > >> --
>>> > >> Eduardo Schoedler
>>> > >>
>>> > >
>>> > >
>>> > >
>>> > > --
>>> > > Daniel da Veiga
>>>
>>>
>>>
>>>
>>
>>
>> --
>> Daniel da Veiga
>>
>


-- 
Daniel da Veiga