Re: Index/hash order
[Posted April 13, 2005 by corbet]
From: |
| Ingo Molnar <mingo-AT-elte.hu> |
To: |
| Linus Torvalds <torvalds-AT-osdl.org> |
Subject: |
| Re: Index/hash order |
Date: |
| Wed, 13 Apr 2005 19:37:34 +0200 |
Cc: |
| "H. Peter Anvin" <hpa-AT-zytor.com>, git-AT-vger.kernel.org |
* Linus Torvalds <torvalds@osdl.org> wrote:
> In other words, I don't dislike delta's per se. But they are
> fundamentally incompatible with the very purpose of "git", so git does
> not use them.
and deltas arent that much of a storage win either: a CVS repository of
the kernel tree with all history included is 610 MB. The expected 'full'
size of a comparable GIT repository will be around 1.5-2.0 GB - a factor
2-3 increase - acceptable.
(unfortunately the kernel tree's size seems to follow Moore's law as
well, so it's not like hardware will overtake us and kernel repository
sizes will become peanuts.)
> Trust me, not needing locking is a huge boon. I don't think people
> realize just how much thought I've put into my database selection and
> what the implications are.
>
> It's perfect, I tell you.
sooner or later we'll find a flaw in it. Really! I mean, you've started
this OS thing 10+ years ago and we are still busy fixing it! ;)
Ingo
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