HP DL385G1 Smart Array 6i AMD64 FBSD 6.3

[Ulf Zimmermann]

On Sun, May 04, 2008 at 01:11:05AM +0300, Todorov wrote:
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> Ulf Zimmermann ??????:
> | On Sun, May 04, 2008 at 12:11:54AM +0300, Todorov wrote:
> |> |>> Backup, yes do it. But here is how to do it:
> |> |>>
> |> |>> hpacucli ctrl slot=0 ld 1 add drives=allunassigned
> |> |>>
> |> |>> This should add the additional drives to your first logical drive and
> |> |>> expand it. Whenever I do this, I reboot now so FreeBSD sees the
> |> |>> new larger physical disk.
> |> |>>
> |> |>> In most cases now you have to update the partition table, either
> |> |>> by addition another slice or changing the size of your FreeBSD slice.
> |> |>>
> |> |>> If the file system you want to grow is the last one in disklabel, you
> |> |>> can use disklabel to change the size of it, also the total line (c:)
> |> |>> needs to grow.
> |> |>>
> |> |>> And then finally you can use growfs on the file system.
> |> |> Growfs on 6.X will destroy your UFS2, and mabye UFS1, filesystem.
> |> |> The patch in bin/115174 appeared to fix growfs but I recently had
> |> |> a file system related panic on a machine with a growfs expanded
> |> |> filesystem.
> |> |>
> |> |>   reboot after panic: ffs_alloccg: map corrupted
> |> |>
> |> |> That panic may be unrelated to growfs but that machine is the only
> |> |> 6.3 machine I have in production with a grown file system.  The
> |> |> 800G fileystem had a few percent used when it paniced.  It was being
> |> |> brought into service as a Cyrus IMAP replica.
> |> |>
> |> |> A working growfs was a requirement for me to move from rock solid
> |> |> 4.11.  It would really be nice if the filesystem guru's could take
> |> |> a look at the growfs problem.
> |> |>
> |> |> John Capo
> |> |> Tuffmail.com
> |> | I just recently did a growfs in the describe method on:
> |> |
> |> | log01 ulf /home/ulf > uname -a
> |> | FreeBSD log01.autc.com 6.1-STABLE FreeBSD 6.1-STABLE #0: Tue Jul 18
> |> | 06:32:28 PDT 2006     root@:/usr/obj/usr/src/sys/LOG  i386
> |> |
> |> | That machine had a pair of 72GB drives, I swapped one drive at a
> time to
> |> | 300GB. Then ran "hpacucli ctrl sl=0 ld=1 modify size=max", rebooted
> into
> |> | linux (small partition on the server) to use the fdisk there, rebooted
> |> | back into FreeBSD, it saw the larger drive, larger partition. Then I
> |> | edited "disklabel -e /dev/da0s4" to edit slice c: and f:. Ran growfs,
> |> fsck.
> |> | and voila I had more space for my logs.
> |> |
> |>
> |> I've checked today and what was before - 2 disks in Logical RAID 1+0
> |> drive. By default they were mirrored as they are not 4. Today I've added
> |> two more (4 total) and make EXPAND to the logical drive. This process
> |> finished but the BIOS tool and the FBSD see the size of one disk, not
> |> two as it should be.
> |>
> |> 4x146GB in RAID 1+0, FBSD see 136GB as /dev/da0 (shown in the message
> |> during boot). Also the BIOS says logical drive is 136G and is ok.
> |>
> |> Should do EXTEND of the logical drive also - is this an option?
> |
> | hpacucli ctrl sl=0 array A show
> | hpacucli ctrl sl=0 ld 1 show
> |
> | That will show the current status. If you are going to just create a new
> | partition/file system anyways, you don't have to extent, you could just
> | create a new logical disk, it would show as da1. To do that:
> |
> | hpacucli ctrl sl=0 array A create type=ld raid=1
> |
> | That will use whatever space is available in array A (if the current
> status
> | is that the two new drives have been added to array A).
> |
> | Of in case the drives are still seperate you can create an array B.
> |
> 
> Let me ask since I got confused...
> 
> 4 disks in RAID 1+0 (let's assume I don't want to extend the FS) should
> be seen as two RAID 1 's ?
> 
> Should I see the RAID 0 somewhere also?
> 
> Can you please provide some output of the dmesg or camcontrol inquiry .

What does "hpacucli ctrl sl=0 array A show" show?

-- 
Regards, Ulf.

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Ulf Zimmermann, 1525 Pacific Ave., Alameda, CA-94501, #: 510-865-0204
You can find my resume at: http://www.Alameda.net/~ulf/resume.html