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Date:      Wed, 27 Nov 2002 21:49:51 +0100
From:      Poul-Henning Kamp <phk@critter.freebsd.dk>
To:        John Baldwin <jhb@FreeBSD.org>
Cc:        cvs-all@FreeBSD.org, cvs-committers@FreeBSD.org
Subject:   Re: cvs commit: src/sys/boot/alpha/boot1 Makefile 
Message-ID:  <21295.1038430191@critter.freebsd.dk>
In-Reply-To: Your message of "Wed, 27 Nov 2002 15:18:15 EST." <XFMail.20021127151815.jhb@FreeBSD.org> 

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In message <XFMail.20021127151815.jhb@FreeBSD.org>, John Baldwin writes:
>
>On 27-Nov-2002 John Baldwin wrote:
>> jhb         2002/11/27 12:13:15 PST
>> 
>>   Modified files:
>>     sys/boot/alpha/boot1 Makefile 
>>   Log:
>>   Enable UFS2 support in boot1.  Just as with sparc64 the same boot1 works
>>   great with both UFS1 and UFS2 filesystems.
>>   
>>   Approved by:    re
>
>I did two test installs on my test Alpha this morning, one with all UFS1
>and one with all UFS2 with this patch and both installed ok and booted.
>FWIW, newfs with UFS2 is a _lot_ faster, esp. on large filesystems.

The reason newfs is faster is that it doesn't spend time initializing
the inodes.  With softupdates we know exactly which inodes are there
so there is no need to hint fsck about it by zeroing out all potential
inodes.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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