Re: Write cache
От | Larry Rosenman |
---|---|
Тема | Re: Write cache |
Дата | |
Msg-id | 407170000.1075241768@lerlaptop-red.iadfw.net обсуждение исходный текст |
Ответ на | Write cache (ohp@pyrenet.fr) |
Список | pgsql-hackers |
--On Tuesday, January 27, 2004 23:15:09 +0100 ohp@pyrenet.fr wrote: > On Tue, 27 Jan 2004, Larry Rosenman wrote: >> >> >> >> >> >> ISTM that the driver should force it out to the disk, unless the >> >> >> disk is lying to the driver, or the driver is buggy. >> >> > That's exactly what I think: the DISK has a write cache so it's >> >> > lying to the controler saying data is written when it's only in the >> >> > disk cache. >> >> > >> >> > That also would explain the fantastic write performance I have >> >> > compared to read... >> >> SO, I consider these disks buggy or not acceptable for use. >> > So do I... I have 6 disks... 250$ each... >> What kind of warranty? > 3 years 24 hours on site (the computer altogather) >> >> How Old? >> > 3 months > I'd tell them to get you disks that don't lie. and be FIRM about it. LER -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 972-414-9812 E-Mail: ler@lerctr.org US Mail: 1905 Steamboat Springs Drive, Garland, TX 75044-6749
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