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pgsql-performance - March 2009
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2009-03-01
"slow" queries
Brian Cox (02:51)
Re: "slow" queries
Robert Haas (03:15)
Re: Bad plan for nested loop + limit
Robert Haas (03:32)
Re: "slow" queries
Tom Lane (17:05)
Re: TCP network cost
Linos (17:32)
Re: TCP network cost
Tom Lane (17:43)
Re: TCP network cost
Linos (17:57)
Re: TCP network cost
Tom Lane (18:10)
Re: TCP network cost
Linos (18:19)
Re: TCP network cost
Tom Lane (18:28)
Re: TCP network cost
Magnus Hagander (18:40)
Re: TCP network cost
Linos (18:52)
Re: "slow" queries
Cox, Brian (19:21)
2009-03-02
Re: "slow" queries
Tom Lane (01:57)
Re: "slow" queries
Brian Cox (18:22)
Re: "slow" queries
Scott Carey (18:58)
Re: "slow" queries
Robert Haas (19:04)
Re: "slow" queries
Tom Lane (19:29)
Re: "slow" queries
Brian Cox (19:55)
Re: "slow" queries
Tom Lane (20:11)
Re: "slow" queries
Brian Cox (20:36)
Re: "slow" queries
Tim Bunce (21:24)
Re: "slow" queries
Scott Marlowe (21:59)
2009-03-03
Postgres 8.3, four times slower queries?
Aaron Guyon (00:18)
Re: Postgres 8.3, four times slower queries?
Tom Lane (03:23)
Substring search using "exists" with a space in the search term
Hans Liebenberg (12:12)
Problems with ordering (can't force query planner to use an index)
Sebastjan Trepca (17:05)
Re: Problems with ordering (can't force query planner to use an index)
Robert Haas (17:12)
Re: Problems with ordering (can't force query planner to use an index)
Sebastjan Trepca (17:20)
Re: Postgres 8.3, four times slower queries?
Aaron Guyon (17:31)
Re: Problems with ordering (can't force query planner to use an index)
David Wilson (17:34)
Re: Postgres 8.3, four times slower queries?
david (17:38)
Re: Problems with ordering (can't force query planner to use an index)
Sebastjan Trepca (17:40)
Re: Problems with ordering (can't force query planner to use an index)
Robert Haas (17:40)
Re: Postgres 8.3, four times slower queries?
Aaron Guyon (17:52)
Re: Problems with ordering (can't force query planner to use an index)
Sebastjan Trepca (19:05)
Re: Problems with ordering (can't force query planner to use an index)
Sebastjan Trepca (19:16)
Re: Problems with ordering (can't force query planner to use an index)
Robert Haas (20:27)
Re: Problems with ordering (can't force query planner to use an index)
Tom Lane (21:27)
Re: Postgres 8.3, four times slower queries?
Tom Lane (22:34)
2009-03-04
work_mem in high transaction rate database
Flavio Henrique Araque Gurgel (00:28)
Re: work_mem in high transaction rate database
Scott Marlowe (01:37)
Re: work_mem in high transaction rate database
Akos Gabriel (07:04)
Re: work_mem in high transaction rate database
Dimitri Fontaine (09:16)
Re: work_mem in high transaction rate database
Flavio Henrique Araque Gurgel (12:46)
Long Running Commits
Brad Nicholson (16:18)
Re: work_mem in high transaction rate database
Scott Carey (18:18)
Re: work_mem in high transaction rate database
Scott Marlowe (21:49)
Re: Postgres 8.3, four times slower queries?
Aaron Guyon (23:20)
Re: Postgres 8.3, four times slower queries?
Aaron Guyon (23:42)
Re: Postgres 8.3, four times slower queries?
Aaron Guyon (23:42)
2009-03-05
Re: Postgres 8.3, four times slower queries?
Robert Haas (13:21)
Index scan plan estimates way off.
Jonathan Hseu (15:56)
Re: Postgres 8.3, four times slower queries?
Aaron Guyon (16:06)
Re: Postgres 8.3, four times slower queries?
Robert Haas (16:56)
Re: Index scan plan estimates way off.
Tom Lane (18:30)
Re: Postgres 8.3, four times slower queries?
Kevin Grittner (18:57)
Re: Postgres 8.3, four times slower queries?
Robert Haas (19:15)
Re: Postgres 8.3, four times slower queries?
Aaron Guyon (19:58)
2009-03-06
Re: Index scan plan estimates way off.
Jonathan Hseu (01:42)
Re: Index scan plan estimates way off.
Robert Haas (02:33)
Re: Postgres 8.3, four times slower queries?
Aaron Guyon (15:50)
2009-03-09
Query much slower when run from postgres function
Mario Splivalo (13:36)
DBT Presentation Location?
Lee Hughes (14:28)
Re: Query much slower when run from postgres function
Tom Lane (16:31)
Re: [PERFORM] Query much slower when run from postgres function
Guillaume Cottenceau (16:51)
Re: [PERFORM] Query much slower when run from postgres function
Guillaume Smet (17:04)
Re: [PERFORM] Query much slower when run from postgres function
Tom Lane (17:16)
Re: [PERFORM] Query much slower when run from postgres function
Andreas Wenk (17:42)
Re: Query much slower when run from postgres function
Mario Splivalo (19:13)
Re: [PERFORM] Query much slower when run from postgres function
Mario Splivalo (19:26)
Re: Query much slower when run from postgres function
Tom Lane (19:51)
Re: [PERFORM] Query much slower when run from postgres function
Dave Cramer (19:56)
Re: [PERFORM] Query much slower when run from postgres function
James Mansion (20:35)
Re: [PERFORM] Query much slower when run from postgres function
Scott Carey (20:56)
Re: [PERFORM] Query much slower when run from postgres function
Oliver Jowett (21:31)
Re: [PERFORM] Query much slower when run from postgres function
Oliver Jowett (21:40)
Re: Query much slower when run from postgres function
Mario Splivalo (22:13)
Re: Query much slower when run from postgres function
Tom Lane (23:36)
2009-03-10
Re: DBT Presentation Location?
Mark Wong (00:57)
Re: [PERFORM] Query much slower when run from postgres function
Scott Carey (03:38)
Re: [PERFORM] Query much slower when run from postgres function
Guillaume Cottenceau (08:05)
Re: [PERFORM] Query much slower when run from postgres function
Oliver Jowett (08:39)
Re: [PERFORM] Query much slower when run from postgres function
Guillaume Cottenceau (09:41)
When does sequential performance matter in PG?
henk de wit (14:09)
Re: When does sequential performance matter in PG?
Matthew Wakeling (14:28)
Re: Query much slower when run from postgres function
Frank Ch. Eigler (14:40)
Re: When does sequential performance matter in PG?
henk de wit (14:57)
Re: [PERFORM] Query much slower when run from postgres function
Kris Jurka (16:55)
Re: Query much slower when run from postgres function
Tom Lane (17:20)
Re: When does sequential performance matter in PG?
Greg Smith (17:50)
Re: When does sequential performance matter in PG?
Scott Carey (18:01)
Query performance over a large proportion of data
Steve McLellan (21:12)
Re: Query performance over a large proportion of data
Scott Marlowe (21:57)
Re: Query performance over a large proportion ofdata
Kevin Grittner (22:06)
Re: Query performance over a large proportion of data
Scott Marlowe (23:19)
2009-03-11
Re: Query performance over a large proportion of data
Tom Lane (00:09)
Re: Query performance over a large proportion of data
Tom Lane (00:16)
Re: Query performance over a large proportion of data
Steve McLellan (03:15)
Re: Query performance over a large proportion of data
Steve McLellan (03:21)
Re: Query performance over a large proportion of data
Steve McLellan (03:30)
Re: Query performance over a large proportion of data
Scott Marlowe (04:53)
random_page_cost vs ssd?
Jeff (13:46)
Re: random_page_cost vs ssd?
Grzegorz Jaśkiewicz (15:37)
Re: random_page_cost vs ssd?
Scott Carey (17:06)
Re: random_page_cost vs ssd?
Andrej (19:04)
Full statement logging problematic on larger machines?
Frank Joerdens (19:27)
Re: random_page_cost vs ssd?
Scott Carey (19:28)
Re: random_page_cost vs ssd?
hubert depesz lubaczewski (19:32)
Re: random_page_cost vs ssd?
Kevin Grittner (19:40)
Re: Full statement logging problematic on larger machines?
Scott Marlowe (19:41)
Re: random_page_cost vs ssd?
Scott Carey (20:31)
Re: Full statement logging problematic on larger machines?
Tom Lane (20:46)
Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (20:53)
Re: Proposal of tunable fix for scalability of 8.4
Kevin Grittner (22:27)
Re: Full statement logging problematic on larger machines?
Frank Joerdens (22:42)
Re: Full statement logging problematic on larger machines?
Guillaume Smet (23:59)
2009-03-12
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (00:51)
Re: Proposal of tunable fix for scalability of 8.4
Tom Lane (01:32)
Re: Full statement logging problematic on larger machines?
Tom Lane (01:45)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (02:01)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (02:20)
Re: Proposal of tunable fix for scalability of 8.4
Tom Lane (02:47)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (03:48)
Re: Full statement logging problematic on larger machines?
Guillaume Smet (07:55)
Entry point for Postgresql Performance
Nagalingam, Karthikeyan (10:52)
Re: Entry point for Postgresql Performance
Ashish Karalkar (11:10)
Re: Full statement logging problematic on larger machines?
Frank Joerdens (13:38)
Re: Full statement logging problematic on larger machines?
Dimitri Fontaine (13:45)
Re: Proposal of tunable fix for scalability of 8.4
Kevin Grittner (14:07)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (14:57)
Re: Proposal of tunable fix for scalability of 8.4
Kevin Grittner (15:13)
Re: Proposal of tunable fix for scalability of 8.4
Grzegorz Jaśkiewicz (15:31)
Re: Proposal of tunable fix for scalability of 8.4
Kevin Grittner (15:44)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (17:09)
Re: Proposal of tunable fix for scalability of 8.4
Gregory Stark (17:09)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (17:39)
Re: Entry point for Postgresql Performance
Rajesh Kumar Mallah (17:41)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (17:48)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (17:49)
Re: Proposal of tunable fix for scalability of 8.4
Tom Lane (17:53)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (18:08)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (18:09)
Re: Proposal of tunable fix for scalability of 8.4
Tom Lane (18:28)
Re: Proposal of tunable fix for scalability of 8.4
Ron (18:32)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (18:37)
Re: Proposal of tunable fix for scalability of 8.4
Alvaro Herrera (19:10)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (19:22)
Re: Proposal of tunable fix for scalability of 8.4
Kevin Grittner (19:25)
Re: Proposal of tunable fix for scalability of 8.4
Greg Smith (20:35)
Re: Full statement logging problematic on larger machines?
Laurent Laborde (21:32)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (21:45)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (22:15)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (22:57)
2009-03-13
Re: Proposal of tunable fix for scalability of 8.4
Robert Haas (01:29)
Re: Proposal of tunable fix for scalability of 8.4
Greg Smith (03:00)
Re: Full statement logging problematic on larger machines?
sathiya psql (08:28)
Re: Full statement logging problematic on larger machines?
Laurent Laborde (10:21)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (12:38)
8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (12:44)
Re: Proposal of tunable fix for scalability of 8.4
Gregory Stark (13:05)
Re: Proposal of tunable fix for scalability of 8.4
Gregory Stark (13:28)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (13:36)
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Gregory Stark (13:43)
Re: Proposal of tunable fix for scalability of 8.4
Gregory Stark (13:54)
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Gregory Stark (13:57)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (14:56)
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Alan Stange (15:20)
Re: Proposal of tunable fix for scalability of 8.4
Kevin Grittner (15:55)
Re: Proposal of tunable fix for scalability of 8.4
Kevin Grittner (16:18)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (16:42)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (16:54)
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Greg Smith (17:15)
Re: Proposal of tunable fix for scalability of 8.4
Tom Lane (17:16)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (17:21)
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Tom Lane (17:23)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (17:29)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (17:34)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (17:48)
Re: Proposal of tunable fix for scalability of 8.4
Kevin Grittner (18:02)
Re: Proposal of tunable fix for scalability of 8.4
Scott Carey (18:38)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (18:48)
Re: Proposal of tunable fix for scalability of 8.4
Jignesh K. Shah (20:02)
Hash Join performance
Vamsidhar Thummala (21:15)
Re: Hash Join performance
Tom Lane (21:34)
Re: Hash Join performance
Vamsidhar Thummala (22:11)
Re: Hash Join performance
Tom Lane (23:08)
2009-03-14
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Gregory Stark (01:58)
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Tom Lane (02:06)
Re: Hash Join performance
Vamsidhar Thummala (02:10)
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Robert Haas (02:37)
Re: 8.4 Performance improvements: was Re: Proposal of tunable fix for scalability of 8.4
Gregory Stark (04:02)
Re: Proposal of tunable fix for scalability of 8.4
david (04:29)
Re: Proposal of tunable fix for scalability of 8.4
Heikki Linnakangas (08:23)
Re: Proposal of tunable fix for scalability of 8.4
Simon Riggs (13:30)
Re: Query much slower when run from postgres function
decibel (14:31)
Re: Query much slower when run from postgres function
decibel (14:42)
Re: Query performance over a large proportion of data
decibel (14:47)
Re: Proposal of tunable fix for scalability of 8.4
decibel (15:06)
Re: Proposal of tunable fix for scalability of 8.4
decibel (15:22)
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