Re: Performance tunning

Pavel Stehule <pavel.stehule@xxxxxxxxx> · Sat, 30 May 2020 09:43:43 +0200

Hi

so 30. 5. 2020 v 9:37 odesílatel sugnathi hai <suganhai@xxxxxxxxx> napsal:
Hi ,

 Can you help to tune the below plan

Limit  (cost=0.87..336777.92 rows=100 width=57) (actual time=599302.173..599481.552 rows=100 loops=1)
  Buffers: shared hit=78496066
  ->  Nested Loop  (cost=0.87..11005874.67 rows=3268 width=57) (actual time=599302.170..599481.506 rows=100 loops=1)
        Buffers: shared hit=78496066
        ->  Index Scan using inx_callprocessingstatus_modifieddate on callprocessingstatus contactsta1_  (cost=0.44..2008486.89 rows=15673696 width=16) (actual time=0.356..66774.105 rows=15651059 loops=1)
              Index Cond: (modifieddate < now())
              Filter: ((overallstatus)::text = 'COMPLETED'::text)
              Rows Removed by Filter: 275880
              Buffers: shared hit=15803632
        ->  Index Scan using "INX_callinfo_Callid" on callinfo contact0_  (cost=0.43..0.57 rows=1 width=49) (actual time=0.033..0.033 rows=0 loops=15651059)
              Index Cond: (callid = contactsta1_.callid)
              Filter: ((combinationkey IS NULL) AND (mod(callid, '2'::bigint) = 0))
              Rows Removed by Filter: 1
              Buffers: shared hit=62692434
Planning Time: 1.039 ms
Execution Time: 599481.758 ms

Can you show a query related to this plan?