Gentoo Archives: gentoo-user-br

From: Daniel da Veiga <danieldaveiga@×××××.com>
To: gentoo-user-br@l.g.o
Subject: Re: [gentoo-user-br] Problemas no Gentoo
Date: Tue, 06 Dec 2011 15:04:13
Message-Id: CACkLHGj3jbEmeAqmnqSMONnJP5ibOw1RLkvYvMjdP=J903aibA@mail.gmail.com
In Reply to: Re: [gentoo-user-br] Problemas no Gentoo by Eduardo Schoedler
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