Re: [PERFORM] [GENERAL] ERROR: cache lookup failed for relation X

2010-04-03 Thread raghavendra t
an't > find the table??? > > In the future please don't cross post to multiple lists. > > Message from raghavendra t > at 04-03-2010 10:08:11 > PM -- > > > step 6 - Issue the commit in Session A > > postgres=# commit; > > Step -7 now

[PERFORM] ERROR: cache lookup failed for relation X

2010-04-03 Thread raghavendra t
Hi All, I am facing the error "cache lookup failed for relation X" in Postgres-8.4.2 version. As you all know, its a reproducable and below is the example. This can be generated with two sessions; Am opening two sessions here Session A and Session B Session A = step 1 - creating the table

Re: [PERFORM] How to fast the REINDEX

2010-04-01 Thread raghavendra t
Hi All, System Config - CPU - Intel® Xenon® CPU CPU Speed - 3.16 GHz Server Model - Sun Fire X4150 RAM-Size - 16GB > Steve: So am I to understand I don't need to do daily reindexing as a maintenance > measure with 8.3.7 on FreeBSD. My question is something like Steve's, why

Re: [PERFORM] How to fast the REINDEX

2010-03-31 Thread raghavendra t
ed to keep a discussion to the point mentioned. Truely this question belong to some other place as you have mentioned in the URL. But answer for Q1 might be expected alteast. Hope i could get the information from the other Thread in other catagory. Thank you Regards Raghavendra On Thu, Apr 1,

Re: [PERFORM] How to fast the REINDEX

2010-03-31 Thread raghavendra t
Thank you for the suggestion. On Thu, Apr 1, 2010 at 3:21 AM, Kevin Grittner wrote: > raghavendra t wrote: > > > my question is, how to get a performance on the existing indexes. > > You mean to say , drop the existing indexes and create the index > > with CONCURRE

Re: [PERFORM] How to fast the REINDEX

2010-03-31 Thread raghavendra t
on the existing indexes. You mean to say , drop the existing indexes and create the index with CONCURRENTLY. Does this give the performance back. Regards Raghavendra On Thu, Apr 1, 2010 at 3:10 AM, Kevin Grittner wrote: > raghavendra t wrote: > > > overcome with a corrupted index. &g

Re: [PERFORM] How to fast the REINDEX

2010-03-31 Thread raghavendra t
postgresql.org/wiki/SlowQueryQuestions Expected the performance question.. Regards Raghavendra On Thu, Apr 1, 2010 at 2:32 AM, Kevin Grittner wrote: > raghavendra t wrote: > > > I have a table with 40GB size, it has few indexes on it. > > What does the table look like? What ind

[PERFORM] How to fast the REINDEX

2010-03-31 Thread raghavendra t
Hi All, I have a table with 40GB size, it has few indexes on it. When i try to REINDEX on the table, its take a long time. I tried increasing the maintenance_work_mem, but still i havnt find a satisfying result. Questions === 1. What are the parameters will effect, when issuing the REINDEX co

Re: [PERFORM] Optimizer showing wrong rows in plan

2010-03-29 Thread raghavendra t
Hi Mattew, Thank you for the information. Once again, I like to thank each and everyone in this thread for there ultimate support. Regards Raghavendra On Mon, Mar 29, 2010 at 4:47 PM, Matthew Wakeling wrote: > On Mon, 29 Mar 2010, Tadipathri Raghu wrote: > >> As per the documentation, one page