Re: SCSI vs SATA

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От
david@lang.hm
Тема
Re: SCSI vs SATA
Дата
Msg-id
Pine.LNX.4.64.0704051308470.26199@asgard.lang.hm
Ответ на
Re: SCSI vs SATA (jason@ohloh.net)
Список
Дерево обсуждения
SCSI vs SATA "jason@ohloh.net" <jason@ohloh.net>
Re: SCSI vs SATA "Brian A. Seklecki" <lavalamp@spiritual-machines.org>
Re: SCSI vs SATA Ron Mayer <rm_pg@cheapcomplexdevices.com>
Re: SCSI vs SATA Arjen van der Meijden <acmmailing@tweakers.net>
Re: SCSI vs SATA "jason@ohloh.net" <jason@ohloh.net>
Re: SCSI vs SATA Arjen van der Meijden <acmmailing@tweakers.net>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA Geoff Tolley <geoff@polimetrix.com>
Re: SCSI vs SATA "jason@ohloh.net" <jason@ohloh.net>
Re: SCSI vs SATA Scott Marlowe <smarlowe@g2switchworks.com>
Re: SCSI vs SATA Jeff Frost <jeff@frostconsultingllc.com>
Re: SCSI vs SATA "jason@ohloh.net" <jason@ohloh.net>
Re: SCSI vs SATA "Joshua D. Drake" <jd@commandprompt.com>
Re: SCSI vs SATA Andreas Kostyrka <andreas@kostyrka.org>
Re: SCSI vs SATA "Joshua D. Drake" <jd@commandprompt.com>
Re: SCSI vs SATA mark@mark.mielke.cc
Re: SCSI vs SATA Bruce Momjian <bruce@momjian.us>
Re: SCSI vs SATA "Joshua D. Drake" <jd@commandprompt.com>
Re: SCSI vs SATA Bruce Momjian <bruce@momjian.us>
Re: SCSI vs SATA "James Mansion" <james@mansionfamily.plus.com>
Re: SCSI vs SATA Tom Lane <tgl@sss.pgh.pa.us>
Re: SCSI vs SATA Scott Marlowe <smarlowe@g2switchworks.com>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Tom Lane <tgl@sss.pgh.pa.us>
Re: SCSI vs SATA Michael Stone <mstone+postgres@mathom.us>
Re: SCSI vs SATA Geoffrey <esoteric@3times25.net>
Re: SCSI vs SATA Greg Smith <gsmith@gregsmith.com>
Re: SCSI vs SATA Tom Lane <tgl@sss.pgh.pa.us>
Re: SCSI vs SATA Geoffrey <esoteric@3times25.net>
Re: SCSI vs SATA "James Mansion" <james@mansionfamily.plus.com>
Re: SCSI vs SATA Scott Marlowe <smarlowe@g2switchworks.com>
Re: SCSI vs SATA "James Mansion" <james@mansionfamily.plus.com>
Re: SCSI vs SATA Greg Smith <gsmith@gregsmith.com>
Re: SCSI vs SATA Scott Marlowe <smarlowe@g2switchworks.com>
Re: SCSI vs SATA Bruce Momjian <bruce@momjian.us>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA mark@mark.mielke.cc
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA "Joshua D. Drake" <jd@commandprompt.com>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA Greg Smith <gsmith@gregsmith.com>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Charles Sprickman <spork@bway.net>
Re: SCSI vs SATA Andreas Kostyrka <andreas@kostyrka.org>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA Michael Stone <mstone+postgres@mathom.us>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA Michael Stone <mstone+postgres@mathom.us>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA Michael Stone <mstone+postgres@mathom.us>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA Michael Stone <mstone+postgres@mathom.us>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA Mark Kirkwood <markir@paradise.net.nz>
Re: SCSI vs SATA Richard Troy <rtroy@ScienceTools.com>
Re: SCSI vs SATA Carlos Moreno <moreno_pg@mochima.com>
Re: SCSI vs SATA "jason@ohloh.net" <jason@ohloh.net>
Re: SCSI vs SATA Arjen van der Meijden <acmmailing@tweakers.net>
Re: SCSI vs SATA Heikki Linnakangas <heikki@enterprisedb.com>
Re: SCSI vs SATA Ron <rjpeace@earthlink.net>
Re: SCSI vs SATA "jason@ohloh.net" <jason@ohloh.net>
Re: SCSI vs SATA "Joshua D. Drake" <jd@commandprompt.com>
Re: SCSI vs SATA Arjen van der Meijden <acmmailing@tweakers.net>
Re: SCSI vs SATA "Alex Deucher" <alexdeucher@gmail.com>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Geoff Tolley <geoff@polimetrix.com>
Re: SCSI vs SATA Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Re: SCSI vs SATA "Joshua D. Drake" <jd@commandprompt.com>
Re: SCSI vs SATA Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>
Can't drop tablespace or user after disk gone "Craig A. James" <cjames@modgraph-usa.com>
Re: Can't drop tablespace or user after disk gone Tom Lane <tgl@sss.pgh.pa.us>
Re: SCSI vs SATA "James Mansion" <james@mansionfamily.plus.com>
Re: SCSI vs SATA Geoff Tolley <geoff@polimetrix.com>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Geoff Tolley <geoff@polimetrix.com>
Re: SCSI vs SATA "Peter Kovacs" <maxottovonstirlitz@gmail.com>
Re: SCSI vs SATA Andreas Kostyrka <andreas@kostyrka.org>
Re: SCSI vs SATA Alvaro Herrera <alvherre@commandprompt.com>
Re: SCSI vs SATA "Peter Kovacs" <maxottovonstirlitz@gmail.com>
Re: SCSI vs SATA Alvaro Herrera <alvherre@commandprompt.com>
Re: SCSI vs SATA Andreas Kostyrka <andreas@kostyrka.org>
Re: SCSI vs SATA david@lang.hm
Re: SCSI vs SATA Rod Taylor <rod.taylor@gmail.com>
On Thu, 5 Apr 2007, jason@ohloh.net wrote:

>
> I'm curious to know why you're on xfs (i've been too chicken to stray from 
> ext3).

better support for large files (although postgres does tend to try and 
keep the file size down by going with multiple files) and also for more 
files

the multiple levels of indirection that ext3 uses for accessing large 
files (or large directories) can really slow things down, just from the 
overhead of looking up the metadata (including finding where the actual 
data blocks are on disk)

ext4 is planning to address this and will probably be a _very_ good 
improvement, but ext3 has very definiate limits that it inherited from 
ext2.

David Lang

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