I'd be grateful for some help. I am trying to move a large database from
PostgreSQL 9.6 on Centos 6 to a different server using PostgreSQL 11 on
Centos 7. I can't do a pg_dump because it always fails on the largest
table. So tried to do pb_basebackup and copy that to the new PG 11 server.
Except th
e to find where Centos 7, or Postgres 9.6, stores
the path to the config/data directory outside the data/postgresql.conf
file. But I agree there must be something somewhere.
Chuck
On Sat, Nov 3, 2018 at 6:06 PM Adrian Klaver
wrote:
> On 11/3/18 2:56 PM, Charles Martin wrote:
>
> P
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 serve
emory when trying to dump this table. The "old"
server has 4GB of ram, the "new" server 20GB.
On Sun, Nov 4, 2018 at 3:13 PM Adrian Klaver
wrote:
> On 11/4/18 8:38 AM, Charles Martin wrote:
> >
> > Adtrian said:
> >>> pg_dump: Error message from ser
Sun, Nov 4, 2018 at 8:16 PM Adrian Klaver
wrote:
> On 11/4/18 2:55 PM, Charles Martin wrote:
> > Yep, you called it:
> >
> > Nov 2 20:30:45 localhost kernel: Out of memory: Kill process 30438
> > (postmaster) score 709 or sacrifice child
> > Nov 2 20:30:45 localhost
gresql.org/docs/10/static/runtime-config-resource.html
>set to?
Ok, thanks for explaining this. Here is the current value:
"shared_buffers" "131072" "8kB"
On Mon, Nov 5, 2018 at 9:06 AM Adrian Klaver
wrote:
> On 11/5/18 5:56 AM, Charles Martin wrote:
> &
l, that's 1GB, which might be ambitious inside a VM with a hard
restriction to 4GB total RAM. Postgres can get by with a *lot* less.
>Try knocking it down to a tenth of that and see if it makes a difference
I think I also based this on a rule-of-thumb that it should be no more than
25%
7;d have made a 4GB swap file.)
I have a spare drive that is 230G, so I have enough space. I suppose I can
set swapoff, delete the swapfile, create a new 4G one, and set swapon. Or
is there a better way?
On Mon, Nov 5, 2018 at 11:56 AM Ron wrote:
> On 11/05/2018 10:50 AM, Charles Martin w
, I might be able to delete them. If I can find them.
On Mon, Nov 5, 2018 at 12:54 PM Daniel Verite
wrote:
> Charles Martin wrote:
>
> > SELECT max(length(docfilecontents::text)) FROM docfile;
> > and after a very long time, got:
> > ERROR: invalid memory alloc
I've
Adrian, I'll try changing shared_buffers the next time I can restart
postgres, at least if deleting the largest records and adding VM hasn't
worked.
On Tue, Nov 6, 2018 at 6:47 AM Daniel Verite
wrote:
> Charles Martin wrote:
>
> > but the second one
, that which can be adequately explained by
> stupidity"
> - Hanlon's Razor
>
>
> Original Message
> Subject: Re: Trouble Upgrading Postgres
> From: Tom Lane
> Date: Tue, November 06, 2018 11:53 am
> To: Adrian Klaver
> Cc: Daniel Verite , Charl
On Sat, Jan 26, 2019 at 6:30 PM Ron wrote:
> On 1/26/19 5:04 PM, Chuck Martin wrote:
>
> I'm having trouble formulating a query. This is a simplified version of
> the tables:
>
> ombcase
>
> case_pkey integer, primary key
> casename varchar
> insdatetime timestamp w/o time zone
> sta
On Sat, Mar 23, 2019 at 9:40 AM Andy Colson wrote:
> On 3/23/19 7:09 AM, Rory Campbell-Lange wrote:
> > On 17/03/19, Rory Campbell-Lange (r...@campbell-lange.net) wrote:
> >> We aren't sure whether to use software MDRaid or a MegaRAID card.
> >>
> >> We're buying some new Postgres servers with
>
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