> > Here are the constraints...
> >
> > [root@ha09a ~]# pcs constraint --full
> > Location Constraints:
> > Ordering Constraints:
> > promote p_drbd0-clone then start p_vdo0 (kind:Mandatory) (id:order-
> p_drbd0-clone-p_vdo0-mandatory)
> > promote p_drbd1-clone then start p_vdo1 (kind:Mandatory
> Now, that's becoming ridiculous. Nobody said "use whatever upstream
> ships" because upstream probably never intended it to be used in a cluster
> environment. But if you are going to write your own LSB/OCF script anyway,
> you can just as well write your own service. Which is much simpler at thi
Also,pacemaker has a very fine grain control mechanisms when and where to run
your resources (and even with which resourses to colocate).
Best Regards,Strahil Nikolov
On Tue, May 18, 2021 at 12:43, Strahil Nikolov wrote:
>That was the first thing I tried. The systemd service does not work
>That was the first thing I tried. The systemd service does not work because it
>wants to stop and start all vdo devices, but mine are on different nodes.
That's why I mentioned to create your own version of the systemd service.
Best Regards,Strahil Nikolov
And why don't you use your own systemd service ?
Best Regards,Strahil Nikolov___
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On Tue, May 18, 2021 at 11:43 AM Eric Robinson wrote:
> > But really, the most simple would be to use systemd service. Then you do
> > not really need to monitor anything. Resource is assumed to be active when
> > service is started. That is enough to quickly get it going.
> >
>
> That was the fir
_FLUSH:
> supported, REQ_FUA: supported
> May 17 22:16:55 ha09b kernel: kvdo0:dmsetup: Using write policy async
> automatically.
> May 17 22:16:55 ha09b kernel: kvdo0:dmsetup: loading device 'vdo0'
> May 17 22:16:55 ha09b kernel: kvdo0:dmsetup: zones: 1 logical, 1 physical, 1
> -Original Message-
> From: Users On Behalf Of Andrei
> Borzenkov
> Sent: Tuesday, May 18, 2021 3:19 AM
> To: Cluster Labs - All topics related to open-source clustering welcomed
>
> Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
>
> On Tue, May 18, 202
d to monitor anything. Resource is assumed to be
active when service is started. That is enough to quickly get it
going.
>
> > -Original Message-
> > From: Users On Behalf Of Andrei
> > Borzenkov
> > Sent: Tuesday, May 18, 2021 12:22 AM
> > To: users@clusterl
target. How would I
check for the existence of the device mapper target for vdo0?
> -Original Message-
> From: Users On Behalf Of Andrei
> Borzenkov
> Sent: Tuesday, May 18, 2021 12:22 AM
> To: users@clusterlabs.org
> Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
using in resource
agent for at least two reasons
- it relies on existing configuration files and does not really scan
system for VDO devices. "VDO volume foo not found" really means "not
found in configuration file". At the same time vdo tools accepts
configuration file as argument.
vice-mapper event daemon.
May 17 22:16:55 ha09b dmeventd[3931]: dmeventd ready for processing.
May 17 22:16:55 ha09b UDS/vdodmeventd[3930]: INFO (vdodmeventd/3930) VDO
device vdo0 is now registered with dmeventd for monitoring
May 17 22:16:55 ha09b lvm[3931]: Monitoring VDO pool vdo0.
May 17 22:16:56
tus on ha09b
Should it report something else?
> -Original Message-
> From: Users On Behalf Of Eric Robinson
> Sent: Monday, May 17, 2021 1:37 PM
> To: Cluster Labs - All topics related to open-source clustering welcomed
>
> Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
&
o0
vdo1
> -Original Message-
> From: Users On Behalf Of Eric Robinson
> Sent: Monday, May 17, 2021 1:28 PM
> To: Cluster Labs - All topics related to open-source clustering welcomed
>
> Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
>
> Andrei --
>
> Sorry for the n
MY_HOSTNAME"
exit 5
fi
if [ "$R" == "online" ]; then
echo "$VOL started on $MY_HOSTNAME"
exit 0 #--lsb: success
else
echo
> Sent: Monday, May 17, 2021 5:09 AM
> To: kwenn...@redhat.com; Klaus Wenninger ; Cluster Labs
> - All topics related to open-source clustering welcomed
> ; Eric Robinson
> Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
>
> Have you tried to set VDO in async mode ?
>
> Best
lt;mailto:eric.robin...@psmnv.com>;
Cluster Labs - All topics related to open-source clustering welcomed
<mailto:users@clusterlabs.org>
Subject: RE: [ClusterLabs] DRBD + VDO HowTo?
Are you sure that the DRBD is working properly ?
Best Regards,
Strahil Nikolov
On Mon, May 17
e the vdo devices are not present. All kinds of issues.
From: Users On Behalf Of Eric Robinson
Sent: Friday, May 14, 2021 3:55 PM
To: Strahil Nikolov ; Cluster Labs - All topics related
to open-source clustering welcomed
Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
fine.
*From:* Strahil Nikolov
*Sent:* Sunday, May 16, 2021 6:06 PM
*To:* Eric Robinson ; Cluster Labs - All
topics related to open-source clustering welcomed
*Subject:* RE: [ClusterLabs] DRBD + VDO HowTo?
Are you sure that the DRBD is working properly ?
Best Regards,
Strahil Nikolov
O
Yes, DRBD is working fine.
From: Strahil Nikolov
Sent: Sunday, May 16, 2021 6:06 PM
To: Eric Robinson ; Cluster Labs - All topics related
to open-source clustering welcomed
Subject: RE: [ClusterLabs] DRBD + VDO HowTo?
Are you sure that the DRBD is working properly ?
Best Regards,
Strahil
Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
Okay, I have it working now. The default systemd service definitions did not
work, so I created my own.
From: Strahil Nikolov
Sent: Friday, May 14, 2021 3:41 AM
To: Eric Robinson ; Cluster Labs - All topics related
to open
to open-source clustering welcomed
Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
Okay, I have it working now. The default systemd service definitions did not
work, so I created my own.
From: Strahil Nikolov mailto:hunter86...@yahoo.com>>
Sent: Friday, May 14, 2021 3:41 AM
To: Eric Ro
lready?
From: Strahil Nikolov mailto:hunter86...@yahoo.com>>
Sent: Thursday, May 13, 2021 10:07 PM
To: Cluster Labs - All topics related to open-source clustering welcomed
mailto:users@clusterlabs.org>>; Eric Robinson
mailto:eric.robin...@psmnv.com>>
Subject: Re: [ClusterLabs] DRBD
clustering welcomed
; Eric Robinson
Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
For DRBD there is enough info, so let's focus on VDO.
There is a systemd service that starts all VDOs on the system. You can create
the VDO once drbs is open for writes and then you can create your own sy
For DRBD there is enough info, so let's focus on VDO.There is a systemd service
that starts all VDOs on the system. You can create the VDO once drbs is open
for writes and then you can create your own systemd '.service' file which can
be used as a cluster resource.
Best Regards,Strahil Nikolo
, 2021 10:07 PM
To: Cluster Labs - All topics related to open-source clustering welcomed
; Eric Robinson
Subject: Re: [ClusterLabs] DRBD + VDO HowTo?
For DRBD there is enough info, so let's focus on VDO.
There is a systemd service that starts all VDOs on the system. You can create
the VDO once
Can anyone point to a document on how to use VDO de-duplication with DRBD?
Linbit has a blog page about it, but it was last updated 6 years ago and the
embedded links are dead.
https://linbit.com/blog/albireo-virtual-data-optimizer-vdo-on-drbd/
-Eric
Disclaimer : This email and any files tr
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