Hey ? I need the answer or some information.
Четверг, 9 января 2014, 20:27 +04:00 от Дмитрий Сарафанников <dimon99901@mail.ru>:
pg_control version number: 937
Catalog version number: 201306121
Database system identifier: 5965523135297743807
Database cluster state: in production
pg_control last modified: Thu 09 Jan 2014 04:23:43 PM UTC
Latest checkpoint location: 263C/A2B28550
Prior checkpoint location: 263C/9AC7F608
Latest checkpoint's REDO location: 263C/9EC81058
Latest checkpoint's REDO WAL file: 000000010000263C0000009E
Latest checkpoint's TimeLineID: 1
Latest checkpoint's PrevTimeLineID: 1
Latest checkpoint's full_page_writes: on
Latest checkpoint's NextXID: 0/3917877569
Latest checkpoint's NextOID: 148656505
Latest checkpoint's NextMultiXactId: 3400755
Latest checkpoint's NextMultiOffset: 505332
Latest checkpoint's oldestXID: 3718614222
Latest checkpoint's oldestXID's DB: 16435
Latest checkpoint's oldestActiveXID: 3917877507
Latest checkpoint's oldestMultiXid: 3188075
Latest checkpoint's oldestMulti's DB: 0
Time of latest checkpoint: Thu 09 Jan 2014 04:21:13 PM UTC
Fake LSN counter for unlogged rels: 0/1
Minimum recovery ending location: 0/0
Min recovery ending loc's timeline: 0
Backup start location: 0/0
Backup end location: 0/0
End-of-backup record required: no
Current wal_level setting: hot_standby
Current max_connections setting: 200
Current max_prepared_xacts setting: 0
Current max_locks_per_xact setting: 64
Maximum data alignment: 8
Database block size: 8192
Blocks per segment of large relation: 131072
WAL block size: 8192
Bytes per WAL segment: 16777216
Maximum length of identifiers: 64
Maximum columns in an index: 32
Maximum size of a TOAST chunk: 1996
Date/time type storage: 64-bit integers
Float4 argument passing: by value
Float8 argument passing: by value
Data page checksum version: 0
And, we noticed, that updates on rows where id_blog = 26 executes more longer then updates on other rows of this table.
Четверг, 9 января 2014, 12:38 -03:00 от Alvaro Herrera <alvherre@2ndquadrant.com>:
Can you please share the output of pg_controldata?
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Álvaro Herrera
http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services
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Дмитрий Сарафанников
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Дмитрий Сарафанников