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79$415eb37d@crater_reader.dragonflybsd.org>
From: Jasse Jansson <jasse@yberwaffe.com>
Subject: Re: OT - was Hammer or ZFS based backup, encryption
Date: Mon, 23 Feb 2009 17:19:14 +0100
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On Feb 23, 2009, at 11:54 AM, Bill Hacker wrote:

> Robert Luciani wrote:
>> Freddie Cash wrote:
>>> Booting FreeBSD 7.1 into a full KDE 4.2
>>> desktop takes less than 5 minutes.  This is using 3x 120 GB SATA
>>> drives in a single raidz1.
>> Wow 5 minutes?!
>> I don't think I'd be pushing it if I said that seems really slow. :S
>> On such a fast machine I'd be irritated if it took over a minute  
>> to boot. On my
>> 3Ghz Athlon X2 w/ 2Gb RAM, DragonFly boots vkernels, hosting  
>> services, and Gnome
>> in about a minute with my two 500Gb hammer drives.
>
> One minute 45 seconds into Xfce4 for a VIA C7 @ 1.5 GHz, 2 GB  
> DDR-533, all-hammerfs on 2 natacontrol RAID1 'antique' 60 GB PATA  
> UDMA 100 HDD.
>
> One minute 4 seconds into Xfce4 for an Intel T2130 @ 1.86 GHz 2 GB ? 
> RAM, 1 X 120 GB 2.5" HDD, DFLY on 33 GB ad0s1, UFS2 with one hammer  
> partition.
>
> RIADz looks to be the wall-time hog....

RAIDZ is known to be slow, even the main developers admit it if you  
force them to it.




Kaiser Jasse -- Authorized Stealth Oracle

The axioms of wisdom:
1. Go the SPARC way of life
2. You can't conquer the universe without the knowledge of FORTRAN
3. In the Unix realm, 10% of work fixes 90% of the problems