[Pgpool-general] pool_do_auth: kind is not match between backends master(R) secondary(E)

[Tatsuo Ishii]

> Hi, 
> 
> When I start pgpool everything looks normal.  But if I Attempt to get
> the pool status, pgpool gives the following error.
> 
> "pool_do_auth: kind is not match between backends master(R) secondary
> (E)"

Looks like you are using very old version of pgpool. I recommend you
to grab the latest one.

> What exactly does this error mean?  The servers in question are of
> different versions. One is version 7.3.4 (backend_host) and the other is
> 7.4.6 

No good. There are significant changes in the frontend/backend
protocol between 7.4 and 7.3 or earlier. You can't mix 7.4 and 7.3
servers.
--
Tatsuo Ishii

> A portion of my /etc/pgpool.conf:
> 
> allow_inet_domain_socket = 1
> port = 9999
> socket_dir = '/tmp'
> 
> backend_host_name = '192.168.10.100'
> backend_port = 5432
> 
> secondary_backend_host_name = '192.168.0.2'
> secondary_backend_port = 5432
> 
> Any assistance would be appreciated.
> 
> Thanks,
> Dan
> 
> 
> 
> 
> 
> 
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