From: "H. Peter Anvin" <hpa@zytor.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Linus Torvalds <torvalds@osdl.org>, git@vger.kernel.org
Subject: Re: Index/hash order
Date: Wed, 13 Apr 2005 13:07:43 -0700 [thread overview]
Message-ID: <425D7C0F.2050109@zytor.com> (raw)
In-Reply-To: <20050413200237.GA26635@elte.hu>
Ingo Molnar wrote:
>
> that's what i loosely meant under 'manageability problems'.
>
> I mentioned one solution earlier: to make the repository object an
> immutable file (the +i flag on the inode) - it really wants to be
> immutable after all. That would solve a whole range of 'accidental
> corruption' issues.
>
I think abusing the immutable bit quickly will decend into the same
rathole which makes u-w often useless. u-w will actually be preserved
by more tools -- simply because they know about it -- than +i.
Either which way, it feels to me that this idea has already been ruled
out, so it's probably pointless to keep debating just exactly what we're
not actually going to do.
-hpa
next prev parent reply other threads:[~2005-04-13 20:05 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <425C3F12.9070606@zytor.com>
[not found] ` <Pine.LNX.4.58.0504121452330.4501@ppc970.osdl.org>
[not found] ` <20050412224027.GB20821@elte.hu>
[not found] ` <Pine.LNX.4.58.0504121554140.4501@ppc970.osdl.org>
[not found] ` <20050412230027.GA21759@elte.hu>
[not found] ` <20050412230729.GA22179@elte.hu>
[not found] ` <20050413111355.GB13865@elte.hu>
[not found] ` <425D4E1D.4040108@zytor.com>
[not found] ` <20050413165310.GA22428@elte.hu>
[not found] ` <425D4FB1.9040207@zytor.com>
[not found] ` <20050413171052.GA22711@elte.hu>
[not found] ` <Pine.LNX.4.58.0504131027210.4501@ppc970.osdl.org>
[not found] ` <20050413182909.GA25221@elte.hu>
[not found] ` <Pine.LNX.4.58.0504131144160.4501@ppc970.osdl.org>
2005-04-13 20:02 ` Index/hash order Ingo Molnar
2005-04-13 20:07 ` H. Peter Anvin [this message]
2005-04-13 20:15 ` Ingo Molnar
2005-04-13 20:18 ` Ingo Molnar
2005-04-13 20:21 ` Ingo Molnar
2005-04-13 20:26 ` Updated base64 patches H. Peter Anvin
2005-04-13 21:04 ` Index/hash order Linus Torvalds
2005-04-20 7:40 ` enforcing DB immutability Ingo Molnar
2005-04-20 7:49 ` Ingo Molnar
2005-04-20 7:53 ` Ingo Molnar
2005-04-20 8:58 ` Chris Wedgwood
2005-04-20 14:57 ` Nick Craig-Wood
2005-04-27 8:15 ` Wout
2005-04-13 20:15 ` Index/hash order Linus Torvalds
2005-04-13 20:28 ` Baruch Even
[not found] ` <Pine.LNX.4.58.0504131008500.4501@ppc970.osdl.org>
2005-04-13 21:40 ` Florian Weimer
2005-04-13 22:11 ` Linus Torvalds
2005-04-13 22:48 ` Florian Weimer
2005-04-14 7:04 ` Ingo Molnar
2005-04-14 10:50 ` cache-cold repository performance Ingo Molnar
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