| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Jerry Sievers <gsievers19(at)comcast(dot)net> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: PgUpgrade bumped my XIDs by ~50M? |
| Date: | 2018-04-05 00:29:06 |
| Message-ID: | 20180405002906.GE19574@momjian.us |
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| Thread: | |
| Lists: | pgsql-general |
On Wed, Apr 4, 2018 at 07:13:36PM -0500, Jerry Sievers wrote:
> Bruce Momjian <bruce(at)momjian(dot)us> writes:
> > Is it possible that pg_upgrade used 50M xids while upgrading?
>
> Hi Bruce.
>
> Don't think so, as I did just snap the safety snap and ran another
> upgrade on that.
>
> And I also compared txid_current for the upgraded snap and our running
> production instance.
>
> The freshly upgraded snap is ~50M txids behind the prod instance.
Are the objects 50M behind or is txid_current 50M different? Higher or
lower?
>
> If this is a not too uncommon case of users running amok, then this time
> in particular they really went off the charts :-)
I have never heard of this problem.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ As you are, so once was I. As I am, so you will be. +
+ Ancient Roman grave inscription +
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