On 31 Dec 03, 4:04PM, Greg 'groggy' Lehey wrote:
> On Sunday, 28 December 2003 at 23:10:20 -0800, Micheas Herman wrote:
> > On Sun, 2003-12-28 at 22:21, Greg 'groggy' Lehey wrote:
> >> On Sunday, 28 December 2003 at 20:27:37 -0800, Micheas Herman wrote:
> >>> Hi,
> >>> I am following "13.9.2 Making a Vinum-based Root Volume Accessible to
> >>> the Bootstrap" from the FreeBSD Handbook.
> >>> (/dev/vinum/root is mounted at /newroot )
> >>> ...
> >>> Subdisk root.p1.s0:
> >>> Size: 146664960 bytes (139 MB)
> >>> State: up
> >>> Plex root.p1 at offset 0 (0 B)
> >>> Drive vinumdrive3 (/dev/ad7s1d) at offset 135680 (132 kB)
> >> ^^^^^^^^^^^^
> >>> # disklabel -e /dev/ad7s1
> >>> gives;
> >>> # /dev/ad7s1:
> >>> 8 partitions:
> >>> # size offset fstype [fsize bsize bps/cpg]
> >>> a: 9216000 14966784 4.2BSD 2048 16384 28552
> >>> b: 20942848 24182784 4.2BSD 2048 16384 28552
> >>> c: 45126522 0 unused 0 0 # "raw" part, don't edit
> >>> d: 286720 0 4.2BSD 0 0 0
> >> That's wrong. It should be of type Vinum. It also looks very short.
> > It's 138M of a 120G hard drive, which is probably about 60M
> > more than I'll use. (assuming that I don't put more in root than
> > I did with FreeBSD 4.x)
> That's a bad assumption, but 138 MB would probably still be enough for
> a root file system. But do you want to put only the root file system
> under Vinum? What's on the rest of this disk?
Slices that are currenetly working fine under vinum (guess I violated
the golden rule in ignroance)
> >>> e: 4194304 286720 4.2BSD 2048 16384 28552
> >>> f: 4194304 4481024 4.2BSD 2048 16384 28552
> >>> g: 4194304 8675328 4.2BSD 2048 16384 28552
> >>> h: 2097152 12869632 4.2BSD 2048 16384 28552
> >>> I am not sure what my disklabel -e /dev/ad7s1 should look like.
> >> That depends on what you're trying to do. I suspect that the entire
> >> disk label is bogus.
> > all my vinum volumes are working fine with two exceptions, 1 the
> > swap volume (known problem, at some point in the future I will
> > cvsup, make world, etc and it will be fixed, let me know if
> > there is any data you would like from this system) and I would
> > like to boot from the root volume. which is currently d:
> > Can I just:
> > 1. s/4.2BSD/vinum/
> > 2. transpose a: and d:
> Well, you can do it, but I don't understand what you're trying to do.
> Your "root" partition (a) is much larger than your Vinum drive, and
> it's located in a completely different place.
> > (if I do this will I have to rm and recreate the
> > volumes? Not a problem I just can't figure it out)
> Again, it depends on what you're trying to do.
> > 3. Do I then just reboot? It would seem that I need to
> > install a boot loader some which way. With
> > /stand/sysinstall fdisk? or something else?
> You need overlapping partitions, as described in:
> >> Take a look at http://www.vinumvm.org/cfbsd/vinum.pdf and see if that
> >> makes any more sense. It's basically trying to tell you the same
> >> thing.
> On Sunday, 28 December 2003 at 23:58:33 -0800, Micheas Herman wrote:
> > Could this be correct for ad6s1 and ad7s1? they are about 20G
> > each
> > a: 9216000 14966784 vinum 2048 16384 28552
> > b: 20942848 24182784 vinum 2048 16384 28552
> > c: 45126522 0 unused 0 0 # "raw" part,
> > don't edit
> > d: 286439 281 vinum 0 0 0
> > ^^^^^^ ^^^ <-changes
> > e: 4194304 286720 vinum 2048 16384 28552
> > f: 4194304 4481024 vinum 2048 16384 28552
> > g: 4194304 8675328 vinum 2048 16384 28552
> > h: 2097152 12869632 vinum 2048 16384 28552
> No. That's definitely wrong. From the URL above:
> Things you shouldn't do with Vinum
> o Don't put more than one drive on a physical disk. Each drive contains two
> copies of the Vinum configuration, and both updating the configuration and
> starting Vinum slow down as a result. If you want more than one file system
> to occupy space on a physical drive, create subdisks, not drives.
> > # df -h
> > Filesystem Size Used Avail Capacity Mounted on
> > /dev/ad2s1a 135M 54M 70M 43% /
> > devfs 1.0K 1.0K 0B 100% /dev
> > /dev/vinum/home 90G 12K 83G 0% /home
> > /dev/vinum/tmp 4.3G 3.4M 3.9G 0% /tmp
> > /dev/vinum/usr 1.9G 954M 866M 52% /usr
> > /dev/vinum/usrports 1.9G 516M 1.3G 28% /usr/ports
> > /dev/vinum/usrlocal 1.9G 71M 1.7G 4% /usr/local
> > /dev/vinum/var 9.7G 1.0M 8.9G 0% /var
> > /dev/vinum/root 135M 54M 70M 44% /newroot
> You seem to have most things under Vinum as well, though it's not
> clear if they're related to the drive you've shown above. Remember
> the golden rule "only one drive per spindle".
> > The only downside that i see from reading "The Vinum Volume
> > Manager" is that startup and shutdown will take longer, but I
> > don't see that being much more than a once a month activity at
> > the most. 1-200 days will be a much more frequent time between
> > booting for this system.
> And what's the corresponding upside?
My dump scripts will still work without modification?
I Guess my problem is that I don't see how to declare an entire disk a
vinum file system and then make subdisks. I may be missing this in the
docs, but i really don't get it.
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Thanks for your help.
Micheas Herman email: [EMAIL PROTECTED]
Free Print Shop web: http://freeprintshop.org
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