Re: Trouble Upgrading Postgres

On 11/4/18 8:38 AM, Charles Martin wrote:
> 
> Adtrian said:
>>> pg_dump: Error message from server: server closed the connection 
>>> unexpectedly
> 
>  >Is this error the client reporting?
>  >Is this the same that is showing up in the server log?
> 
> Yes, that's the client message, i.e. what appeared in the terminal 
> window that gave the command. The server log shows:
> 
> 2018-11-02 20:30:46 EDT [20405]: [4-1] user=,db= LOG:  server process 
> (PID 30438) was terminated by signal 9: Killed
> 
> 2018-11-02 20:30:46 EDT [20405]: [5-1] user=,db= DETAIL:  Failed process 
> was running: COPY public.docfile (docfile_pkey, docfileoriginalname, 
> ordernumber, versionnum, docfilecontents, docfilepath, d$
> 
> 2018-11-02 20:30:46 EDT [20405]: [6-1] user=,db= LOG:  terminating any 
> other active server processes
> 
> 2018-11-02 20:30:46 EDT [20415]: [10-1] user=,db= WARNING:  terminating 
> connection because of crash of another server process
> 
> 2018-11-02 20:30:46 EDT [20415]: [11-1] user=,db= DETAIL:  The 
> postmaster has commanded this server process to roll back the current 
> transaction and exit, because another server process exited abnor$
> 
> 
> 
>>So where is the server located relative to the pg_dump client?
>>On the same machine?
>>If so is it a virtual machine e.g AWS?
>>Across a local or remote network?
> 
> 
>   I gave the command in a terminal session after SSHing to the server 
> from the same network. It is not a virtual machine.
> 
> 
> Lsaurenz said:
> 
> 
>>You probably have a corrupted database.
>>You should get that fixed first, then you can upgrade.
>>Maybe you should hire a professional for that.
> 
> 
> I suspect this is is correct, both that there is corruption in the table 
> and that I need a professional to help. If someone here is available, 
> I'm interested.

Given that this involves your largest table I would confirm that the 
signal 9 kill was not coming from the system OOM killer. Take a look at 
the system logs to see what they show over the same time period.

> 
> 
> Andreas said:
> 
> 
>  >which exact minor version please?
> 
> 
> PostgreSQL 9.6.10 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 4.4.7 
> 20120313 (Red Hat 4.4.7-23), 64-bit
> 
> 


-- 
Adrian Klaver
adrian.klaver@aklaver.com