thanks for your reply, I have started cmirror:
[root@wplccdlvm445 ~]# service cmirror status
cmirror is running.
[root@wplccdlvm445 ~]# service clvmd status
clvmd (pid 5392) is running...
[root@wplccdlvm445 ~]# service cman status
cman is running.
[root@wplccdlvm445 ~]# clustat
Cluster Status for clearcase @ Mon Dec 28 10:54:49 2009
Member Status: Quorate
Member Name ID Status
------ ---- ---- ------
wplccdlvm445.cn.ibm.com 1 Online, Local
wplccdlvm446.cn.ibm.com 2 Online
[root@wplccdlvm445 ~]# lvcreate -vvv -m1 --corelog -L 800M vg100
Processing: lvcreate -vvv -m1 --corelog -L 800M vg100
O_DIRECT will be used
Setting global/locking_type to 3
Cluster locking selected.
Getting target version for linear
dm version OF [16384]
dm versions OF [16384]
Getting target version for striped
dm versions OF [16384]
Setting logging type to core
Setting activation/mirror_region_size to 512
Finding volume group "vg100"
Locking VG V_vg100 PW B (0x4)
On Fri, Dec 25, 2009 at 8:04 AM, brem belguebli
<brem.belguebli@xxxxxxxxx> wrote:
> try to run cmirror (service cmirror start) before doing any clvm with mirror
>
>
>
> 2009/12/24 Diamond Li <diamondiona@xxxxxxxxx>:
>> Could someone kindly help me to get through because I haven been
>> blocked for very long time.
>>
>>
>> On Wed, Dec 23, 2009 at 10:38 PM, Diamond Li <diamondiona@xxxxxxxxx> wrote:
>>> Hello everyone,
>>>
>>> I am trying to create a mirror LVM on cluster, but lvcreate hangs
>>> every time and I have to use kill from another terminal. According to
>>> release note, this should be supported since 5.3
>>>
>>> Any words from wisdoms?
>>>
>>> [root@wplccdlvm446 ~]# lvcreate -vvvv -m1 --mirrorlog core -L 800M vg00
>>> #lvmcmdline.c:987 Processing: lvcreate -vvvv -m1 --mirrorlog
>>> core -L 800M vg00
>>> #lvmcmdline.c:990 O_DIRECT will be used
>>> #config/config.c:950 Setting global/locking_type to 3
>>> #locking/locking.c:253 Cluster locking selected.
>>> #activate/activate.c:363 Getting target version for linear
>>> #ioctl/libdm-iface.c:1672 dm version OF [16384]
>>> #ioctl/libdm-iface.c:1672 dm versions OF [16384]
>>> #activate/activate.c:363 Getting target version for striped
>>> #ioctl/libdm-iface.c:1672 dm versions OF [16384]
>>> #lvcreate.c:318 Setting logging type to core
>>> #config/config.c:950 Setting activation/mirror_region_size to 512
>>> #lvcreate.c:997 Finding volume group "vg00"
>>> #locking/cluster_locking.c:458 Locking VG V_vg00 PW B (0x4)
>>>
>>> [root@wplccdlvm446 ~]# cat /etc/redhat-release
>>> Red Hat Enterprise Linux Server release 5.4 (Tikanga)
>>>
>>> [root@wplccdlvm446 ~]# uname -r
>>> 2.6.18-164.el5
>>> same result, every I added nosync parameter.
>>>
>>> [root@wplccdlvm446 ~]# lvcreate -vvvv --nosync -m1 --mirrorlog core
>>> -L 800M vg00
>>>
>>
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