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Old 04-19-2008, 08:48 AM
Kim
 
Posts: n/a
Default Re: Dump performance problems following server crash

We dropped into single user mode and ran reindex system - it was my
understanding this would reindex them all, including shared catalogs -
but perhaps not?

Kim

Tom Lane wrote:

>Kim <kim@myemma.com> writes:
>
>
>>The current dump query running:
>>SELECT t.tableoid, t.oid, t.relname as indexname,
>>pg_catalog.pg_get_indexdef(i.indexrelid) as indexdef, t.relnatts as
>>indnkeys, i.indkey, i.indisclustered, c.contype, c.conname, c.tableoid
>>as contableoid, c.oid as conoid, (SELECT spcname FROM
>>pg_catalog.pg_tablespace s WHERE s.oid = t.reltablespace) as tablespace
>>FROM pg_catalog.pg_index i JOIN pg_catalog.pg_class t ON (t.oid =
>>i.indexrelid) LEFT JOIN pg_catalog.pg_depend d ON (d.classid =
>>t.tableoid AND d.objid = t.oid AND d.deptype = 'i') LEFT JOIN
>>pg_catalog.pg_constraint c ON (d.refclassid = c.tableoid AND d.refobjid
>>= c.oid) WHERE i.indrelid = '44240':g_catalog.oid ORDER BY indexname
>>
>>

>
>
>
>>Amount of time it took me to run the query from console: ~5secs (I'm
>>counting in my head, sophisticated, eh?)
>>
>>

>
>Even 5 seconds is way too long. You've apparently still got something
>corrupted somewhere. Did you reindex *all* the system catalogs?
>
> regards, tom lane
>
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>
>


--

*kim hatcher*
senior developer, emmaŽ
e: kim@myemma.com <mailto:kim@myemma.com>
p: 800 595 4401
w: www.myemma.com <http://www.myemma.com>

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