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Re: [LUG] Ensuring data is on disk

To: "list@xxxxxxxxxxxxx" <list@xxxxxxxxxxxxx>
Subject: Re: [LUG] Ensuring data is on disk
From: Paul Hirst <paul.hirst@xxxxxxxxxx>
Date: Sun, 11 Jul 2010 14:57:27 +0100
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On Sat, 2010-07-10 at 21:01 +0100, Simon Waters wrote:
> Curiosity driven question.
>
> If I write data to my external hard disk, how can I ensure that a read
> to verify that data isn't using a cache?

You should be able to:
sync
echo 3 > /proc/sys/vm/drop_caches

and then try to read the data back.


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Follow-up: Re: [LUG] Ensuring data is on disk
- From: Simon Waters

References:
- [LUG] Ensuring data is on disk
  - From: Simon Waters

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