[Bucardo-general] how to backup and restore postgres9.6 running on bucardo cluster
arshi.s at gmail.com
Sat Jan 5 07:46:21 UTC 2019
Can you please help with my query that I have sent earlier.
Thanks in Advance,
On Thu, Dec 27, 2018 at 12:39 PM arshi shaikh <arshi.s at gmail.com> wrote:
> Hi .
> Any update ?
> Arshi Shaikh
> On Tue, Dec 11, 2018, 5:34 PM arshi shaikh <arshi.s at gmail.com> wrote:
>> Hi David,
>> Thanks a lot for your reply. Below is the scenario that we are trying.
>> As explained earlier we have 3 node Multimaster cluster and bucardo is
>> running on separate node.
>> We would like to take the backup from one of the nodes so that in event
>> when any of the node goes down we can do
>> recover from the backup.
>> Assume that backup is taken at 10:00AM from one of the cluster node and
>> bucardo node. Backup is taken using pg_basebackup utility of Postgres.
>> Consider node 3 goes down at 10:30AM and we want to recover it so that it
>> can join the existing cluster and be in sync with
>> other Master nodes.
>> We tried following steps to achieve this
>> 1. Performed restore on node3 from the backup taken at 10:00AM.
>> 2. After restore was completed node3 was able to join the cluster.
>> However Transaction that happend between 10:00AM to 10:30AM
>> where missing from this node. Also bucardo did not recognizes that node3
>> is not in sync.
>> We would like to know that if there are any additional steps need to
>> perform to bring node3 in sync. Also let us know if we are doing anything
>> Any help or suggestion are appreciated.
>> Thanks in Advance,
>> Arshi Shaikh
>> On Thu, Nov 29, 2018 at 11:24 PM David Christensen <david at endpoint.com>
>>> > Hi ,
>>> > Can some one please point me to the document or guide me steps by
>>> which I can take the backup of postgres9.6 running bucado cluster.
>>> > I have 3 node. Node1 is running bucardo server and other 2 are data
>>> > I want to know exact steps by which I can take backup of bucardo
>>> cluster and prerequisites that I have to check before triggering the backup.
>>> > Also steps to restore the backup on failed node and joining back in
>>> cluster or adding new node in cluster.
>>> > Any Help is appreciated ..
>>> Hi Arshi,
>>> There shouldn’t really be any specific trick to this; you’d just backup
>>> the database as normal, making sure to also backup your “bucardo” database
>>> if that runs on a separate database cluster. “pg_dump”, “pg_backrest”,
>>> etc should just work as normal to save the state of the Bucardo database.
>>> David Christensen
>>> End Point Corporation
>>> david at endpoint.com
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