From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
---|---|
To: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
Cc: | PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: strange error message from slave when connection to master cannot be established |
Date: | 2017-06-08 18:34:33 |
Message-ID: | CA+TgmoYGYcbMm==U-GzbHwHwE3jnvdZMB+PxvA8tM0XBUVz0jg@mail.gmail.com |
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Lists: | pgsql-hackers |
On Thu, Jun 8, 2017 at 1:17 PM, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> wrote:
> 2017-06-08 17:19 GMT+02:00 Robert Haas <robertmhaas(at)gmail(dot)com>:
>> On Wed, Jun 7, 2017 at 12:30 PM, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
>> wrote:
>> > I got strange error message - false message - max connection is less on
>> > slave than on master, although these numbers was same. The issue was in
>> > wrong connection string in recovery conf and slave cannot to check
>> > master
>> > and used some defaults.
>>
>> I don't understand this problem report.
>
> I am sorry. I did training so I had not enough time to get enough data.
>
> We started slave and start fails. The error message was some about less max
> connection on slave than master. Slave had 30, Master had 30. But we had a
> issue in ssl configuration on slave connection string. And although slave
> didn't connect master we got a massage about different max connection - 30
> was compared with default 100.
I don't think that changing the SSL configuration can make any
difference to this error message, but replaying an
XLOG_PARAMETER_CHANGE WAL record might.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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