Re: compact flash disks?

От: Florian Weimer
Тема: Re: compact flash disks?
Дата: ,
Msg-id: 82abyp2y8w.fsf@mid.bfk.de
(см: обсуждение, исходный текст)
Ответ на: compact flash disks?  ("James Mansion")
Список: pgsql-performance

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compact flash disks?  ("James Mansion", )
 Re: compact flash disks?  ("Merlin Moncure", )
 Re: compact flash disks?  (Florian Weimer, )
 Re: compact flash disks?  (Ron, )
  Re: compact flash disks?  (Carlos Moreno, )
   Re: compact flash disks?  (Csaba Nagy, )
    Re: compact flash disks?  ("James Mansion", )
     postgresql.conf file for PostgreSQL 8.2.3  (Eugene Ogurtsov, )
  Re: compact flash disks?  ("James Mansion", )
   Re: compact flash disks?  (Magnus Hagander, )
    Re: compact flash disks?  ("Merlin Moncure", )
    Re: compact flash disks?  ("James Mansion", )
  Re: compact flash disks?  (Ron, )
   Re: compact flash disks?  ("Merlin Moncure", )
    Question about PGSQL functions  (Steve, )
     Re: Question about PGSQL functions  (Heikki Linnakangas, )
      Re: Question about PGSQL functions  (Steve, )
 Re: compact flash disks?  (cedric, )

* James Mansion:

> If I were to use a filesystem with noatime etc and little non-sql traffic,
> does the physical update pattern tend to have hot sectors that will tend to
> wear out CF?

Thanks to the FAT file system and its update pattern, most (if not
all) CF disks implement wear leveling nowadays.  I wouldn't worry
about the issue, unless your write rates are pretty high.

--
Florian Weimer                <>
BFK edv-consulting GmbH       http://www.bfk.de/
Kriegsstraße 100              tel: +49-721-96201-1
D-76133 Karlsruhe             fax: +49-721-96201-99


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