Re: High COMMIT times

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От Laurenz Albe
Тема Re: High COMMIT times
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Msg-id 21dda7db608a2c454d25e799242948e655965df2.camel@cybertec.at
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Ответ на Re: High COMMIT times  (Craig Jackson <craig.jackson@broadcom.com>)
Ответы Re: High COMMIT times  (Craig Jackson <craig.jackson@broadcom.com>)
Список pgsql-performance
On Thu, 2021-01-07 at 10:49 -0700, Craig Jackson wrote:
> We had a similar situation recently and saw high commit times that were caused
>  by having unindexed foreign key columns when deleting data with large tables involved.
> You might check to see if any new foreign key constraints have been added
>  recently or if any foreign key indexes may have inadvertently been removed.
>  Indexing the foreign keys resolved our issue. 

Were these deferred foreign key constraints?

Yours,
Laurenz Albe
-- 
Cybertec | https://www.cybertec-postgresql.com




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