From: "Денис Смирнов" <mithraen@freesource.info> To: ALT Linux sysadmins' discussion <sysadmins@lists.altlinux.org> Subject: Re: [Sysadmins] btrfs Date: Wed, 3 Aug 2011 03:41:11 +0400 Message-ID: <20110802234111.GA152074@mw.mithraen.ru> (raw) In-Reply-To: <m3y5zdz6gr.fsf@vvk.distance.ru> [-- Attachment #1: Type: text/plain, Size: 702 bytes --] On Mon, Aug 01, 2011 at 06:01:08PM +0600, Vladimir V. Kamarzin wrote: VVK> Для postgres не надо journal. Помнится проводили эксперименты, и по крайней мере на ext3 оказывалось что производительность при использовании журнала выше. Кто именно проводил эксперименты уже не помню :( А вот вынос журнала (вне зависимости от использования data=journal) на отдельную SSD штука весьма полезная. VVK> Лучше выключить write cache, если нету всяких BBU. VVK> http://www.postgresql.org/docs/9.0/interactive/wal-reliability.html А вот это действительно обязательно. -- С уважением, Денис http://mithraen.ru/ ---------------------------------------------------------------------------- [-- Attachment #2: Digital signature --] [-- Type: application/pgp-signature, Size: 198 bytes --]
prev parent reply other threads:[~2011-08-02 23:41 UTC|newest] Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-07-06 10:57 Alexei Takaseev 2011-07-07 13:32 ` Anton Farygin 2011-07-08 3:27 ` Дмитрий Дегтярев 2011-07-08 8:33 ` Денис Смирнов 2011-07-08 11:42 ` Maks Re 2011-07-20 20:34 ` Денис Смирнов 2011-07-20 22:27 ` [Sysadmins] ipsec Patlasov YuriI 2011-07-21 5:55 ` Dmitriy Kruglikov 2011-07-21 7:59 ` Patlasov YuriI 2011-07-21 10:22 ` Ilia Menchikh 2011-07-21 10:52 ` Patlasov YuriI 2011-07-21 11:28 ` Ilia Menchikh 2011-07-22 7:54 ` Mikhail 2011-07-22 14:45 ` Patlasov YuriI 2011-07-22 15:00 ` Michael Shigorin 2011-07-25 6:21 ` Denis Kuznetsov 2011-07-30 14:38 ` Patlasov YuriI 2011-08-05 17:59 ` Michael Shigorin 2011-08-01 12:01 ` [Sysadmins] btrfs Vladimir V. Kamarzin 2011-08-02 23:41 ` Денис Смирнов [this message]
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