Hello Dominic. I will be in lab on monday and collect all steps & logs files.
btw - Is it redhat recommendation to preferre using HA-LVM with the locking_type=1 method ?? Regards Shalom On Fri, Feb 4, 2011 at 5:23 PM, dOminic <[email protected]> wrote: > Hi Shalom, > > Are you still facing problem implementing HA-LVM with locking_type = 3 > setting ?. If yes, it would be great if you could provide the following > details . > So that others can also check > > * steps you are following along with complete output > * status in "clustat" after making changes in cluster.conf > * attach cluster.conf and /var/log/messages. > > dominic > > On Fri, Feb 4, 2011 at 8:34 PM, שלום קלמר <[email protected]> wrote: > >> Thanks. >> >> This is the old methos and its work great but its hard to maintain such >> cluster. >> >> Shalom. >> >> >> On Fri, Feb 4, 2011 at 4:32 PM, Dominic Geevarghese >> <[email protected]>wrote: >> >>> >>> Hi, >>> >>> I am not sure about the error you are getting but it would be great if >>> you could try the preferred method >>> >>> locking_type = 1 >>> volume_list [ "your-root-vg-name" , "@hostname" ] >>> >>> rebuild initrd >>> >>> add the <lvm> and <fs> resources in cluster.conf , start the cman, >>> rgmanager . >>> >>> >>> Thanks, >>> >>> On Thu, Feb 3, 2011 at 8:02 PM, Corey Kovacs <[email protected]>wrote: >>> >>>> Excellent, >>>> >>>> >>>> Thanks >>>> >>>> -C >>>> >>>> On Thu, Feb 3, 2011 at 10:38 AM, שלום קלמר <[email protected]> wrote: >>>> > >>>> > >>>> > On Thu, Feb 3, 2011 at 12:35 PM, שלום קלמר <[email protected]> wrote: >>>> >> >>>> >> >>>> >> >>>> >> https://access.redhat.com/kb/docs/DOC-3068 >>>> >> >>>> >> On Thu, Feb 3, 2011 at 11:13 AM, Corey Kovacs < >>>> [email protected]> >>>> >> wrote: >>>> >>> >>>> >>> Is using ha-lvm with clvmd a new capability? It's always been my >>>> >>> understanding that the lvm locking type for using ha-lvm had to be >>>> set >>>> >>> to '1'. >>>> >>> >>>> >>> I'd much rather be using clvmd if it is the way to go. Can you point >>>> >>> me to the docs you are seeing these instructions in please? >>>> >>> >>>> >>> As for why your config isn't working, clvmd requires that it's >>>> >>> resources are indeed tagged as cluster volumes, so you might try >>>> doing >>>> >>> that and see how it goes. >>>> >>> >>>> >>> -C >>>> >>> >>>> >>> On Thu, Feb 3, 2011 at 7:26 AM, שלום קלמר <[email protected]> >>>> wrote: >>>> >>> > Hello. >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > I followed redhat instruction trying install HA-LVM with clvmd. ( >>>> rhcs >>>> >>> > 5.6 - >>>> >>> > rgmanager 2.0.52-9 ) >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > I can't make it work. >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > lvm.conf- locking_type=3 >>>> >>> > >>>> >>> > clvmd work >>>> >>> > >>>> >>> > Its failed saying HA-LVM is not configured correctly. >>>> >>> > >>>> >>> > The manual said that we should run "lvchange -a n lvxx" edit the >>>> >>> > cluster.conf & start the service. >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > But From lvm.conf : >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > case $1 in >>>> >>> > >>>> >>> > start) >>>> >>> > >>>> >>> > if ! [[ $(vgs -o attr --noheadings $OCF_RESKEY_vg_name) =~ >>>> >>> > .....c >>>> >>> > ]]; then >>>> >>> > >>>> >>> > ha_lvm_proper_setup_check || exit 1 >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > If the vg is not taged as cluster than the ha_lvm is looking for >>>> >>> > volume_list >>>> >>> > in lvm.conf. >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > I am confused- Does the VG should taged as cluster ?? ( BTW - the >>>> old >>>> >>> > fashion HA-LVM is worked with no problems ) >>>> >>> > >>>> >>> > redhat instructions : >>>> >>> > >>>> >>> > To set up HA LVM Failover (using the preferred CLVM variant), >>>> perform >>>> >>> > the >>>> >>> > following steps: >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > 1. Ensure that the parameter locking_type in the global section >>>> >>> > of /etc/lvm/lvm.conf is set to the value '3', that all the >>>> necessary >>>> >>> > LVM >>>> >>> > cluster packages are installed, and the necessary daemons are >>>> started >>>> >>> > (like >>>> >>> > 'clvmd' and the cluster mirror log daemon - if necessary). >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > 2. Create the logical volume and filesystem using standard LVM2 >>>> and >>>> >>> > file >>>> >>> > system commands. For example: >>>> >>> > >>>> >>> > # pvcreate /dev/sd[cde]1 >>>> >>> > >>>> >>> > # vgcreate <volume group name> /dev/sd[cde]1 >>>> >>> > >>>> >>> > # lvcreate -L 10G -n <logical volume name> <volume group name> >>>> >>> > >>>> >>> > # mkfs.ext3 /dev/<volume group name>/<logical volume name> >>>> >>> > >>>> >>> > # lvchange -an <volume group name>/<logical volume name> >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > 3. Edit /etc/cluster/cluster.conf to include the newly created >>>> logical >>>> >>> > volume as a resource in one of your services. Alternatively, >>>> >>> > configuration >>>> >>> > tools such as Conga or system-config-cluster may be used to create >>>> >>> > these >>>> >>> > entries. Below is a sample resource manager section >>>> >>> > from /etc/cluster/cluster.conf: >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > <rm> <failoverdomains> <failoverdomain name="FD" >>>> >>> > ordered="1" >>>> >>> > restricted="0"> <failoverdomainnode name="neo-01" >>>> >>> > priority="1"/> >>>> >>> > <failoverdomainnode name="neo-02" priority="2"/> >>>> >>> > </failoverdomain> </failoverdomains> <resources> <lvm >>>> >>> > name="lvm" vg_name="shared_vg" lv_name="ha-lv"/> <fs >>>> name="FS" >>>> >>> > device="/dev/shared_vg/ha-lv" force_fsck="0" force_unmount="1" >>>> >>> > fsid="64050" >>>> >>> > fstype="ext3" mountpoint="/mnt" options="" self_fence="0"/> >>>> >>> > </resources> >>>> >>> > <service autostart="1" domain="FD" name="serv" >>>> recovery="relocate"> >>>> >>> > <lvm ref="lvm"/> <fs ref="FS"/> </service> </rm> >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > Regards >>>> >>> > >>>> >>> > Shalom. >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > -- >>>> >>> > Linux-cluster mailing list >>>> >>> > [email protected] >>>> >>> > https://www.redhat.com/mailman/listinfo/linux-cluster >>>> >>> > >>>> >>> >>>> >>> -- >>>> >>> Linux-cluster mailing list >>>> >>> [email protected] >>>> >>> https://www.redhat.com/mailman/listinfo/linux-cluster >>>> > >>>> > >>>> > -- >>>> > Linux-cluster mailing list >>>> > [email protected] >>>> > https://www.redhat.com/mailman/listinfo/linux-cluster >>>> > >>>> >>>> -- >>>> Linux-cluster mailing list >>>> [email protected] >>>> https://www.redhat.com/mailman/listinfo/linux-cluster >>>> >>> >>> >>> -- >>> Linux-cluster mailing list >>> [email protected] >>> https://www.redhat.com/mailman/listinfo/linux-cluster >>> >> >> >> -- >> Linux-cluster mailing list >> [email protected] >> https://www.redhat.com/mailman/listinfo/linux-cluster >> > > > -- > Linux-cluster mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/linux-cluster >
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