Displaying 7 results from an estimated 7 matches for "root_snap".
2015 Dec 02
3
lvm snapshot
On Wed, Dec 02, 2015 at 08:53:39PM +0100, Axel Glienke wrote:
> Creating snapshot:
>
> [root at lvmtest ~]# lvcreate -L5G -s -n root_snap /dev/centos/root
> Reducing COW size 5,00 GiB down to maximum usable size 2,94 GiB.
> Logical volume "root_snap" created.
> [root at lvmtest ~]# lvs
> LV VG Attr LSize Pool Origin Data% Meta% Move
> Log Cpy%Sync Convert
> root centos owi-a...
2015 Dec 02
2
lvm snapshot
sorry: centos7 "fresh" minimal with a actual update
cat proc/cmdline:
BOOT_IMAGE=/vmlinuz-3.10.0-229.20.1.el7.x86_64
root=/dev/mapper/centos_root ro rd.lvm.lv=centos/root
rd.lvm.lv=centos/swap crashkernel=auto rhgb quiet LANG=de_DE.UTF-8
systemd.debug
ls /dev/mapper:
centos-swap control
Zitat von Gordon Messmer <gordon.messmer at gmail.com>:
> On 12/02/2015 11:09 AM,
2015 Dec 02
0
lvm snapshot
in journalctl i found:
modprobe: FATAL: Module dm-snapshot not found
...
Can't process LV root_snap: snapshot target support missing from kernel
Zitat von Tru Huynh <tru at centos.org>:
> On Wed, Dec 02, 2015 at 08:53:39PM +0100, Axel Glienke wrote:
>> Creating snapshot:
>>
>> [root at lvmtest ~]# lvcreate -L5G -s -n root_snap /dev/centos/root
>> Reducing COW...
2015 Dec 02
4
lvm snapshot
Hello
after a lvm snapshot creation and a reboot are all logical volumes are
missing, only swap is present.
lvcreate -L 5000M -s -n centos_h1-root_snap /dev/mapper/centos_h1-root
lvs
LV VG Attr LSize Pool Origin
Data% Meta% Move Log Cpy%Sync Convert
centos_h1-root_snap centos_h1 swi-a-s--- 4,88g root 0,00
home centos_h1 -wi-ao---- 15,00g
root...
2015 Dec 02
0
lvm snapshot
Creating snapshot:
[root at lvmtest ~]# lvcreate -L5G -s -n root_snap /dev/centos/root
Reducing COW size 5,00 GiB down to maximum usable size 2,94 GiB.
Logical volume "root_snap" created.
[root at lvmtest ~]# lvs
LV VG Attr LSize Pool Origin Data% Meta% Move
Log Cpy%Sync Convert
root centos owi-aos--- 2,93g
root_snap...
2015 Dec 02
2
lvm snapshot
On 12/02/2015 12:05 PM, Axel Glienke wrote:
> in journalctl i found:
> modprobe: FATAL: Module dm-snapshot not found
> ...
> Can't process LV root_snap: snapshot target support missing from kernel
I installed a very simple CentOS 7 system with an LVM root FS. Created a
snapshot and rebooted, no problem. Updated dracut, then updated
everything else and rebooted, no problem.
As far as I can tell, dracut normally includes the entire kernel modu...
2015 Dec 02
0
lvm snapshot
...eboot
3. yum upgrade
4. reboot
then the system start.
Zitat von Gordon Messmer <gordon.messmer at gmail.com>:
> On 12/02/2015 12:05 PM, Axel Glienke wrote:
>> in journalctl i found:
>> modprobe: FATAL: Module dm-snapshot not found
>> ...
>> Can't process LV root_snap: snapshot target support missing from kernel
>
> I installed a very simple CentOS 7 system with an LVM root FS.
> Created a snapshot and rebooted, no problem. Updated dracut, then
> updated everything else and rebooted, no problem.
>
> As far as I can tell, dracut normally in...