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Decibel! wrote:
> On Tue, Aug 07, 2007 at 11:59:03AM -0700, Andrew Hammond wrote:
>> On 8/7/07, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>> Peter Eisentraut <peter_e@gmx.net> writes:
>>>> But INFO is not shown by default.
>>> INFO is mostly a hack to try to emulate VACUUM VERBOSE's ancient
>>> behavior before we redesigned the elog levels. It's intended for
>>> controlling messages that should go to a client because the client
>>> asked for them, and usually should NOT go to the log. I think it's
>>> 100% inappropriate to use it for messages from a background process
>>> that has no client.
>>>
>> Traditional log-level semantics aren't very rich. I think that's the real
>> source of this problem: "How do I get the info I need to tune auto-vacuum
>> without swamping my system with log IO". While the following isn't
>> production ready, it seems to have some really good ideas.
>
> Is logging really the answer for that? ISTM it'd be better to provide
> statistics info so that you could monitor autovacuum activity with
> things like cricket, SNMP, etc.
Well that would certainly be useful too.
Joshua D. Drake
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