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Date: Sat, 28 Oct 2006 16:38:44 +0000
From: "b.n." <brullonulla@gmail.com>
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Subject: Re: [gentoo-user] BIG reiserfs problem
References: <d03887390610280316t38f83b1fi778dc46572d3a463@mail.gmail.com> <454338D3.2000504@exceedtech.net> <45436C00.5020405@gmail.com> <200610281505.58145.volker.armin.hemmann@tu-clausthal.de>
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Hemmann, Volker Armin ha scritto:
> On Saturday 28 October 2006 16:41, b.n. wrote:
>> Dale ha scritto:
>>> If you use XFS, make sure you have good power. XFS does not like power
>>> failures at all. I have had to reinstall on a second rig because of
>>> this very problem. If you have a UPS, that may be OK.
>> Thanks a lot for the advice. Power outages do happen and I don't have an
>> UPS. Why does it happen? Isn't XFS journaled?
>>
>
> a) journaling does not prevent data loss. It prevents fs corruption
Well, but having to reinstall a system usually means you've badly
corrupted your FS. I'm a bit naive maybe -which realistic situation can
lead to a screwed system by simple data loss?
> b) XFS does very aggressive caching. Do you have a power outage, you might be
> lucky, or you might be screwed.
Yes, I read the previous thread, and I'm quite perplexed. A cache of
*megabytes* kept for *hours*? Mmm. I'm not sure it's what I want and/or
need.
What about JFS?
m.
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