Postgresql Performance
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- [no subject],
sunil virmani
- Re:,
Rob Wultsch
- Re:,
Scott Marlowe
- maintenance_work_mem and autovacuum_max_workers,
Rodrigo Barboza
- High CPU usage buy low I/O wait,
bing1221
- SQLNestedException: Cannot get a connection, pool error Timeout waiting for idle object,
itishree sukla
- Query planner ignoring constraints on partitioned tables when joining,
Michael Okner
- "WHERE 1 = 2 OR ..." makes planner choose a very inefficient plan,
dmitry potapov
- Poor performance on an aggregate query,
Anne Rosset
- Advice on testing buffer spin lock contention,
Atri Sharma
limit is sometimes not pushed in view with order,
Rikard Pavelic
Default value checkpoint_completion_target,
Rodrigo Barboza
Recommended Swap space,
Nik Tek
Changing ORDER BY column slows query dramatically,
brick pglists
Segment best size,
Rodrigo Barboza
PsqL8.3,
Thiyagarajan, Palaniappan
Performance ts_vector fulltext search,
Luigi Saggese
Postgres log(pg_logs) have lots of message,
Nik Tek
Postgresql.conf file from like 7.x to 9.2,
Tory M Blue
slow bitmap heap scans on pg 9.2,
Steve Singer
Find how much memory is postgres using,
Nik Tek
slow joins?,
Joe Van Dyk
INDEX Performance Issue,
Mark Davidson
What happens between end of explain analyze and end of query execution ?,
Franck Routier
Planner is getting wrong row count,
AI Rumman
Join between 2 tables always executes a sequential scan on the larger table,
Dieter Rehbein
Postgres upgrade, security release, where?,
Tory M Blue
Problems with pg_locks explosion,
Armand du Plessis
query plan estimate,
pg noob
Postgresql performance degrading... how to diagnose the root cause,
Franck Routier
Question about postmaster's CPU usage,
kelphet xiong
how to help the planner,
Marty Frasier
Reg: Slow query,
Prakash Chinnakannan
9.2.3 upgrade reduced pgbench performance by 60%,
Colin Currie
Proof of concept: Evolving postgresql.conf using genetic algorithm,
Greg Jaskiewicz
Setting vacuum_freeze_min_age really low,
Josh Berkus
Re: Setting vacuum_freeze_min_age really low,
Andres Freund
[OT] linux 3.10 kernel will improve ipc,sysv semaphore scalability,
Andrea Suisani
PostgreSQL planner,
Misa Simic
Performance of query,
Cindy Makarowsky
Index usage for tstzrange?,
Josh Berkus
effective_cache_size on 32-bits postgres,
Rodrigo Barboza
Why is my pg_xlog directory so huge?,
Niels Kristian Schjødt
Pre-sorting COPY FROM input,
Florian Weimer
Join the master table with other table is very slow (partitioning),
Ao Jianwang
Re: Join the master table with other table is very slow (partitioning),
Tom Lane
Speed of EXCECUTE in PL/PGSQL,
Artur Zając
Setup of four 15k SAS disk with LSI raid controller,
Niels Kristian Schjødt
Risk of data corruption/loss?,
Niels Kristian Schjødt
Slow concurrent processing,
Misa Simic
Slow query when used in a view,
Shaun Thomas
The dreaded semwait on FreeBSD,
Benjamin Krajmalnik
Large Table - Slow Window Functions (Better Approach?),
Jeff Adams - NOAA Affiliate
PostgreSQL 9.2.3 performance problem caused Exclusive locks,
Emre Hasegeli
Re: PostgreSQL 9.2.3 performance problem caused Exclusive locks,
Emre Hasegeli
PostgreSQL 9.2.3 performance problem caused Exclusive locks,
Jeff Janes
Anyone running Intel S3700 SSDs?,
CSS
Poor plan when joining against a union containing a join,
David Leverton
sniff test on some PG 8.4 numbers,
Jon Nelson
Optimize SELECT * from table WHERE foreign_key_id IN (key1,key2,key3,key4...),
Niels Kristian Schjødt
Schema obfuscator for performance question,
Joseph Pravato
What setup would you choose for postgresql 9.2 installation?,
Niels Kristian Schjødt
New server setup,
Niels Kristian Schjødt
hardware upgrade, performance degrade?,
Steven Crandell
Processing of subqueries in union,
Markus Hervén
xmlconcat performance,
Davide Berra
Using a window function in a view,
Chris Hanks
pgbench intriguing results: better tps figures for larger scale factor,
Costin Oproiu
Wrong actual number of rows in the Query Plan,
Vahe Evoyan
SELECT is slow on smaller table?,
Ao Jianwang
seqscan on UNION'ed views,
Dmitry Karasik
Estimation question...,
Matt Daw
Server stalls, all CPU 100% system time,
Andre
Bad query plan with high-cardinality column,
Alexander Staubo
Avoiding Recheck Cond when using Select Distinct,
jackrg
Re: Avoiding Recheck Cond when using Select Distinct,
Vitalii Tymchyshyn
BUG: endless lseek(.., SEEK_END) from select queries on x64 builds,
Markus Schulz
Are bitmap index scans slow to start?,
Carlo Stonebanks
Poor performance after update from SLES11 SP1 to SP2,
Mark Smith
Speed of exist,
Bastiaan Olij
slow query plans caused by under-estimation of CTE cardinality,
John Lumby
Very slow update statement on 40mio rows,
Florian Schröck
Surprising no use of indexes - low performance,
Nicolas Charles
PG_XLOG 27028 files running out of space,
Tory M Blue
700K Inserts in transaction,
Asmir Mustafic
connection poolers' db connections,
Yetkin Öztürk
High CPU usage / load average after upgrading to Ubuntu 12.04,
Dan Kogan
Re: High CPU usage / load average after upgrading to Ubuntu 12.04,
Merlin Moncure
Is it correct to optimize a query with subselect in the "where"?,
Alexandre Riveira
Query Time is Slow,
Foster, Kristian B (HSC)
temp tablespaces and SSDs, etc..,
Jon Nelson
Slow query even with aggressive auto analyze,
Karolis Pocius
FTS performance issue probably due to wrong planner estimate of detoasting,
Stefan Keller
postgresql.conf recommendations,
Johnny Tan
Re: postgresql.conf recommendations,
Pavan Deolasee
Re: postgresql.conf recommendations,
Jeff Janes
Slow Query Help,
Will Platnick
numerical primary key vs alphanumerical primary key,
Anne Rosset
Fighting the planner >:-(,
Casey Allen Shobe
Triggers and transactions,
Craig James
PostgreSQL over internet,
belal hamed
Nested loop and simple join query - slow after upgrade to 9.2,
alexandre - aldeia digital
DML's to tpcw benchmark for postgresql,
Sachin D. Kotwal
Re: autovacuum fringe case?,
Kevin Grittner
Effect of the WindowAgg on the Nested Loop,
Виктор Егоров
High CPU usage after partitioning,
rudi
From TODO: Simplify creation of partitioned tables,
Alexandre de Arruda Paes
Insert performance for large transaction with multiple COPY FROM,
Horst Dehmer
Partition insert trigger using C language,
Matheus de Oliveira
Re: Partition insert trigger using C language,
Charles Gomes
Updates on one row causing ExclusiveLock on PostgreSQL 8.3.5,
PostgreSQL
Slow query after upgrade from 9.0 to 9.2,
Andrzej Zawadzki
Forcing WAL flush,
james
Re: Sub optimal performance with default setting of Postgresql with FreeBSD 9.1 on ZFS,
Patrick Dung
SMP on a heavy loaded database,
nobody nowhere
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