Mailinglist Archive: opensuse (880 mails)

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Re: [opensuse] Slow file copying on openSUSE 12.3
  • From: "Carlos E. R." <robin.listas@xxxxxxxxxxxxxx>
  • Date: Wed, 14 Aug 2013 19:43:16 +0200 (CEST)
  • Message-id: <alpine.LNX.2.00.1308141940140.305@minas-tirith.valinor>
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El 2013-08-14 a las 16:05 +0200, Per Jessen escribió:
Dave Howorth wrote:

Roger Oberholtzer wrote:
and write cacheing are enabled - do you really want that?

It is the default as set up by the install.

Just saying, write cacheing can be dangerous. Depends what you're
doing.

It is really odd that the disk would have it enabled by default.

cer@minas-tirith:~> zgrep "DPO or FUA" /var/log/messages*bz2
/var/log/messages-20130808.bz2:<0.5> 2013-06-10 15:56:31 minas-tirith kernel -
- - [22829.008745] sd 7:0:0:1: [sdc] Write cache: enabled, read cache: enabled,
doesn't support DPO or FUA
/var/log/messages-20130808.bz2:<0.5> 2013-06-10 15:56:32 minas-tirith kernel -
- - [22830.011473] sd 7:0:0:0: [sdb] Write cache: enabled, read cache: enabled,
doesn't support DPO or FUA

Also set by default, and it is a laptop on 11.4. It is an external disk, I think, which produces that entry.

- -- Cheers
Carlos E. R.

(from 11.4, with Evergreen, x86_64 "Celadon" (Minas Tirith))
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