[Pgpool-general] stuck with error: "secondary data is not ready at synchronous point" [SumsaultRT #3219]

[Tatsuo Ishii]

> Hello,
> 
> I'm getting started trying to use pgpool 2.6.3 with PostgreSQL 8.1.3. 
> 
> I already have Slony-I replicating two servers, I have tested that Slony works
> by running a query on the master, and seeing the result on the slave.
> 
> I've followed the instructions for using pgpool with Slony-I, and set
> the values for secondary host, and set true to master_slave_mode and load_balance_mode.
> 
> I updated my application to talk to port 9999 on the localhost, where pgpool is
> running.
> 
> However, I get this error, and then application failure:
> 
>  pid 91373: pool_check_fd: data is not ready tp->tv_sec 5 tp->tp_usec 0
>  pid 91373: pool_process_query: secondary data is not ready at synchronous point. abort this session
>  pid 91373: pool_process_query: kind does not match between backends master(1) secondary()
> 
> What does that mean? I'm not sure how to get past it.
> 
> Thanks!
> 
> 	Mark

pgpool 2.6.3 is fairly old. Can you grab 3.0.2 and try it out?
--
Tatsuo Ishii
SRA OSS, Inc. Japan