Re: understand the process of ID wraparound

Поиск
Список
Период
Сортировка
От KKreuzer@kbtoys.com
Тема Re: understand the process of ID wraparound
Дата
Msg-id OF5C6D96C7.8100A3FA-ON852574D3.004DA457-852574D3.004E5E96@kbtoys.com
обсуждение исходный текст
Ответ на Re: understand the process of ID wraparound  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: understand the process of ID wraparound
Список pgsql-admin

Thank you Tom..

Can you recommend any documentation that explains the process?

Keith Kreuzer
ext 3424




Tom Lane <tgl@sss.pgh.pa.us>

09/29/2008 10:00 AM

To
KKreuzer@kbtoys.com
cc
pgsql-admin@postgresql.org
Subject
Re: [ADMIN] understand the process of ID wraparound





KKreuzer@kbtoys.com writes:
> I am hoping someone can help a novice understand the process of ID
> wraparound, I have read many of the articles
> on the web but don't understand why my age(datfrozenxid) never gets reset.
> I am not sure if I even have a
> problem, just trying to be proactive.

You don't have a problem.  The datfrozenxid values you are showing are
around 31 million transactions.  Nothing is going to happen until they
exceed vacuum_freeze_min_age, which is 100 million transactions.

                                                  regards, tom lane

В списке pgsql-admin по дате отправления:

Предыдущее
От: Tom Lane
Дата:
Сообщение: Re: understand the process of ID wraparound
Следующее
От: Tom Lane
Дата:
Сообщение: Re: understand the process of ID wraparound