Re: [HACKERS] Time based lag tracking for logical replication - Mailing list pgsql-hackers

From Petr Jelinek
Subject Re: [HACKERS] Time based lag tracking for logical replication
Date
Msg-id 19aa2d1a-7d58-5c75-7525-6f30619e1650@2ndquadrant.com
Whole thread Raw
In response to Re: [HACKERS] Time based lag tracking for logical replication  (Neha Khatri <nehakhatri5@gmail.com>)
Responses Re: [HACKERS] Time based lag tracking for logical replication  (Neha Khatri <nehakhatri5@gmail.com>)
List pgsql-hackers
On 12/05/17 15:09, Neha Khatri wrote:
> On Fri, May 12, 2017 at 8:19 PM, Simon Riggs <simon@2ndquadrant.com> wrote:
>>
>> On 11 May 2017 at 18:29, Simon Riggs <simon@2ndquadrant.com> wrote:
>>> On 11 May 2017 at 18:13, Andres Freund <andres@anarazel.de> wrote:
>>>
>>>>> New patch, v3.
>>>>>
>>>>> Applying in 90 minutes, barring objections.
>>>>
>>>> Could you please wait till tomorrow?  I've bigger pending fixes for related code pending/being tested that I plan
topush today.  I'd also like to take a look before...
 
>>>
>>> Sure.
>>
>> The changes I've added are very minor, so I'm not expecting debate.
>> The main part of the patch is the same as Petr posted 19days ago.
>>
>> I'm travelling now, so after waiting till tomorrow as you requested I
>> have committed the patch.
>>
> 
> Prior to this commit CREATE SUBSCRIPTION used to work smoothly.
> 
> After this commit 024711bb544645c8b1061e9f02b261e2e336981d I get
> following error while executing CREATE SUBSCRIPTION:
> 
> CREATE SUBSCRIPTION sub1 CONNECTION 'dbname=postgres host=localhost
> user=neha port=5432' PUBLICATION mypub;
> NOTICE:  synchronized table states
> ERROR:  could not create replication slot "sub1": ERROR:  could not
> load library "/home/neha/postgres/PGCurrentInstall/lib/pgoutput.so":
> /home/neha/postgres/PGCurrentInstall/lib/pgoutput.so: undefined
> symbol: OutputPluginUpdateProgress
> 

Hmm, that sounds like partial rebuild/install (old postgres binary with
new pgoutput one).

--  Petr Jelinek                  http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training &
Services



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