Re: LDC - Load Distributed Checkpoints with PG8.3b2 on Solaris
| От | Gregory Stark |
|---|---|
| Тема | Re: LDC - Load Distributed Checkpoints with PG8.3b2 on Solaris |
| Дата | |
| Msg-id | 87sl37x1ma.fsf@oxford.xeocode.com обсуждение исходный текст |
| Ответ на | Re: LDC - Load Distributed Checkpoints with PG8.3b2 on Solaris (Heikki Linnakangas <heikki@enterprisedb.com>) |
| Ответы |
Re: LDC - Load Distributed Checkpoints with PG8.3b2 on
Solaris
|
| Список | pgsql-hackers |
"Heikki Linnakangas" <heikki@enterprisedb.com> writes: > Tom Lane wrote: >> Looking at the autovacuum log output, >> >>> 2007-11-13 09:21:19.830 PST 9458 LOG: automatic vacuum of table >>> "specdb.public.txn_log_table": index scans: 1 >>> pages: 11 removed, 105 remain >>> tuples: 3147 removed, 40 remain >>> system usage: CPU 0.11s/0.09u sec elapsed 6.02 sec >> >> it seems like a serious omission that this gives you no hint how many >> pages were scanned. > > Isn't it pages removed + remain? 116 in this case. How do 40 tuples take 105 pages? -- Gregory Stark EnterpriseDB http://www.enterprisedb.com Ask me about EnterpriseDB's Slony Replication support!
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