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Data Bases > Pgsql Patches > Re: Is autovacu...
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Re: Is autovacuum doing a wraparound-avoiding VACUUM?

by tgl@[EMAIL PROTECTED] (Tom Lane) Jul 18, 2008 at 01:44 AM

Simon Riggs <simon@[EMAIL PROTECTED]
> writes:
> On Thu, 2008-07-17 at 17:10 -0400, Alvaro Herrera wrote:
>> I don't like your wording though; it feels too verbose (and you're
>> losing the ANALYZE in case it's doing both things).  How about 
>> 
>> snprintf(activity, MAX_AUTOVAC_ACTIV_LEN,
>> "autovacuum: VACUUM%s%s", vac
>> tab->at_doanalyze ? " ANALYZE" : "",
>> tab->at_wraparound ? " (wraparound)" : "");

> Yes, looks good.

May I suggest "(to prevent wraparound)" or something like that?
Otherwise, +1.

>> You're not proposing it for 8.3 right?

> I think I am. It's an im****tant diagnostic for your other fix.

I agree, this is im****tant for visibility into what's happening.
The string isn't getting translated so I don't see any big downside
to applying the patch in back branches.

			regards, tom lane

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 6 Posts in Topic:
Is autovacuum doing a wraparound-avoiding VACUUM?
simon@[EMAIL PROTECTED]   2008-07-16 17:55:39 
Re: Is autovacuum doing a wraparound-avoiding VACUUM?
alvherre@[EMAIL PROTECTED  2008-07-17 17:10:44 
Re: Is autovacuum doing a wraparound-avoiding VACUUM?
simon@[EMAIL PROTECTED]   2008-07-18 00:02:09 
Re: Is autovacuum doing a wraparound-avoiding VACUUM?
tgl@[EMAIL PROTECTED] (T  2008-07-18 01:44:38 
Re: Is autovacuum doing a wraparound-avoiding VACUUM?
simon@[EMAIL PROTECTED]   2008-07-19 09:04:08 
Re: Is autovacuum doing a wraparound-avoiding VACUUM?
alvherre@[EMAIL PROTECTED  2008-07-21 11:28:30 

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tan12V112 Mon Sep 8 3:33:27 CDT 2008.