Re: how to upgrade CEPH journal?

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Hi Alwin, 

Thanx for the help. 

I see now that I used the wrong wording in my email. I want to resize the journal, not upgrade.

So, following your commands, I still sit with a 1GB journal:



oot@virt1:~# ceph-disk prepare --bluestore \
> --block.db /dev/sde --block.wal /dev/sde1 /dev/sda
Setting name!
partNum is 0
REALLY setting name!
The operation has completed successfully.
prepare_device: OSD will not be hot-swappable if block.db is not the same device as the osd data
Setting name!
partNum is 1
REALLY setting name!
The operation has completed successfully.
The operation has completed successfully.
prepare_device: OSD will not be hot-swappable if block.wal is not the same device as the osd data
prepare_device: Block.wal /dev/sde1 was not prepared with ceph-disk. Symlinking directly.
Setting name!
partNum is 1
REALLY setting name!
The operation has completed successfully.
The operation has completed successfully.
meta-data=""             isize=2048   agcount=4, agsize=6400 blks
         =                       sectsz=4096  attr=2, projid32bit=1
         =                       crc=1        finobt=1, sparse=0, rmapbt=0, reflink=0
data     =                       bsize=4096   blocks=25600, imaxpct=25
         =                       sunit=0      swidth=0 blks
naming   =version 2              bsize=4096   ascii-ci=0 ftype=1
log      =internal log           bsize=4096   blocks=1608, version=2
         =                       sectsz=4096  sunit=1 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0
Warning: The kernel is still using the old partition table.
The new table will be used at the next reboot or after you
run partprobe(8) or kpartx(8)
The operation has completed successfully.

root@virt1:~# partprobe


root@virt1:~# fdisk -l | grep sde
Disk /dev/sde: 372.6 GiB, 400088457216 bytes, 781422768 sectors
/dev/sde1       2048 195311615 195309568 93.1G Linux filesystem
/dev/sde2  195311616 197408767   2097152    1G unknown



On Thu, Nov 9, 2017 at 6:02 PM, Alwin Antreich <a.antreich@xxxxxxxxxxx> wrote:
Hi Rudi,
On Thu, Nov 09, 2017 at 04:09:04PM +0200, Rudi Ahlers wrote:
> Hi,
>
> Can someone please tell me what the correct procedure is to upgrade a CEPH
> journal?
>
> I'm running ceph: 12.2.1 on Proxmox 5.1, which runs on Debian 9.1
>
> For a journal I have a 400GB Intel SSD drive and it seems CEPH created a
> 1GB journal:
>
> Disk /dev/sdf: 372.6 GiB, 400088457216 bytes, 781422768 sectors
> /dev/sdf1     2048 2099199 2097152   1G unknown
> /dev/sdf2  2099200 4196351 2097152   1G unknown
>
> root@virt2:~# fdisk -l | grep sde
> Disk /dev/sde: 372.6 GiB, 400088457216 bytes, 781422768 sectors
> /dev/sde1   2048 2099199 2097152   1G unknown
>
>
> /dev/sda :
>  /dev/sda1 ceph data, active, cluster ceph, osd.3, block /dev/sda2,
> block.db /dev/sde1
>  /dev/sda2 ceph block, for /dev/sda1
> /dev/sdb :
>  /dev/sdb1 ceph data, active, cluster ceph, osd.4, block /dev/sdb2,
> block.db /dev/sdf1
>  /dev/sdb2 ceph block, for /dev/sdb1
> /dev/sdc :
>  /dev/sdc1 ceph data, active, cluster ceph, osd.5, block /dev/sdc2,
> block.db /dev/sdf2
>  /dev/sdc2 ceph block, for /dev/sdc1
> /dev/sdd :
>  /dev/sdd1 other, xfs, mounted on /data/brick1
>  /dev/sdd2 other, xfs, mounted on /data/brick2
> /dev/sde :
>  /dev/sde1 ceph block.db, for /dev/sda1
> /dev/sdf :
>  /dev/sdf1 ceph block.db, for /dev/sdb1
>  /dev/sdf2 ceph block.db, for /dev/sdc1
> /dev/sdg :
>
>
> resizing the partition through fdisk didn't work. What is the correct
> procedure, please?
>
> Kind Regards
> Rudi Ahlers
> Website: http://www.rudiahlers.co.za

> _______________________________________________
> ceph-users mailing list
> ceph-users@xxxxxxxxxxxxxx
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
For Bluestore OSDs you need to set bluestore_block_size to geat a bigger
partition for the DB and bluestore_block_wal_size for the WAL.

ceph-disk prepare --bluestore \
--block.db /dev/sde --block.wal /dev/sde /dev/sdX

This gives you in total four partitions on two different disks.

I think it will be less hassle to remove the OSD and prepare it again.

--
Cheers,
Alwin

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--
Kind Regards
Rudi Ahlers
Website: http://www.rudiahlers.co.za
_______________________________________________
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http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

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