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From: Goffredo Baroncelli <kreijack@inwind.it>
To: Bob Marley <bobmarley@shiftmail.org>,
	linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: What is the vision for btrfs fs repair?
Date: Sat, 11 Oct 2014 09:29:11 +0200	[thread overview]
Message-ID: <5438DC47.7000901@inwind.it> (raw)
In-Reply-To: <5437BAB2.1040605@shiftmail.org>

On 10/10/2014 12:53 PM, Bob Marley wrote:
>> 
>> If true, maybe the closest indication we'd get of btrfs stablity is
>> the default enabling of autorecovery.
> 
> No way! I wouldn't want a default like that.
> 
> If you think at distributed transactions: suppose a sync was issued
> on both sides of a distributed transaction, then power was lost on
> one side, than btrfs had corruption. When I remount it, definitely
> the worst thing that can happen is that it auto-rolls-back to a
> previous known-good state.

I cannot agree. I consider a sane default to have a consistent state with 
"the recently data written lost", instead of "require the user 
intervention to not lost anything".

To address your requirement, we need a "super sync" command which
ensure that the data are in the filesystem and not only
in the log (as sync should ensure).

BR

-- 
gpg @keyserver.linux.it: Goffredo Baroncelli <kreijackATinwind.it>
Key fingerprint BBF5 1610 0B64 DAC6 5F7D  17B2 0EDA 9B37 8B82 E0B5

  parent reply	other threads:[~2014-10-11  7:29 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-08 19:11 What is the vision for btrfs fs repair? Eric Sandeen
2014-10-09 11:29 ` Austin S Hemmelgarn
2014-10-09 11:53   ` Duncan
2014-10-09 11:55     ` Hugo Mills
2014-10-09 12:07     ` Austin S Hemmelgarn
2014-10-09 12:12       ` Hugo Mills
2014-10-09 12:32         ` Austin S Hemmelgarn
     [not found]     ` <107Y1p00G0wm9Bl0107vjZ>
2014-10-09 12:34       ` Duncan
2014-10-09 13:18         ` Austin S Hemmelgarn
2014-10-09 13:49           ` Duncan
2014-10-09 15:44             ` Eric Sandeen
     [not found]     ` <0zvr1p0162Q6ekd01zvtN0>
2014-10-09 12:42       ` Duncan
2014-10-10  1:58 ` Chris Murphy
2014-10-10  3:20   ` Duncan
2014-10-10 10:53   ` Bob Marley
2014-10-10 10:59     ` Roman Mamedov
2014-10-10 11:12       ` Bob Marley
2014-10-10 15:18         ` cwillu
2014-10-10 14:37     ` Chris Murphy
2014-10-10 17:43       ` Bob Marley
2014-10-10 17:53         ` Bardur Arantsson
2014-10-10 19:35         ` Austin S Hemmelgarn
2014-10-10 22:05           ` Eric Sandeen
2014-10-13 11:26             ` Austin S Hemmelgarn
2014-10-12 10:14       ` Martin Steigerwald
2014-10-12 23:59         ` Duncan
2014-10-13 11:37         ` Austin S Hemmelgarn
2014-10-13 11:48         ` Rich Freeman
2014-10-11  7:29     ` Goffredo Baroncelli [this message]
2014-11-17 20:55       ` Phillip Susi
2014-10-12 10:06   ` Martin Steigerwald
2014-10-12 10:17 ` Martin Steigerwald
2014-10-13 21:09 ` Josef Bacik

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