postgres-toolkit (A Victorinox for PostgreSQL DBA )
postgres-toolkit
A collection of scripts and utilities to manage PostgreSQL servers.
Allows DBA to perform complicated tasks with single commands.
Focusing on frequent tasks for PostgreSQL DBA to improve their productivity and quality of operations.
Distributed under the open source license (GPLv2).
Supported OS
For a list of Operating System supported.
Red Hat Enterprise Linux 6 / CentOS 6
Red Hat Enterprise Linux 7 / CentOS 7
Ubuntu 14.04 LTS
Make sure you have Python2.6 or Python2.7 is installed.
PostgreSQL Version
For a list of PostgreSQL supported.
PostgreSQL 9.0
PostgreSQL 9.1
PostgreSQL 9.2
PostgreSQL 9.3
PostgreSQL 9.4
OS:Red Hat Enterprise Linux Server release 6.6 (Santiago)
Monitored PG9.4.5:
host:Node1:192.168.0.113:PG 9.4.5:role:master
host:Node2:192.168.0.114:PG 9.4.5:role:standby
Replication mode:synchronous
Use following command, you can install the toolkit via the Internet
install the toolkit via the Internet.
curl -L http://dl.uptimeforce.com/postgres-toolkit/install.sh | sh
or
wget
http://dl.uptimeforce.com/postgres-toolkit/install.sh
sh install.sh
When the installs are done, copying related files under /opt/uptime/postgres-toolkit-<VERSION>.
following install on the master node
[root@node1 soft_bak]# curl -L http://dl.uptimeforce.com/postgres-toolkit/install.sh | sh
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
105 630 105 630 0 0 554 0 0:00:01 0:00:01 --:--:-- 9264
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 276k 100 276k 0 0 292k 0 --:--:-- --:--:-- --:--:-- 318k
opt/uptime/postgres-toolkit-0.2.2/
opt/uptime/postgres-toolkit-0.2.2/bin/
opt/uptime/postgres-toolkit-0.2.2/bin/pt-config
opt/uptime/postgres-toolkit-0.2.2/bin/pt-snap-statements
opt/uptime/postgres-toolkit-0.2.2/bin/pt-proc-stat
opt/uptime/postgres-toolkit-0.2.2/bin/pt-session-profiler
opt/uptime/postgres-toolkit-0.2.2/bin/pt-table-usage
opt/uptime/postgres-toolkit-0.2.2/bin/pt-tablespace-usage
opt/uptime/postgres-toolkit-0.2.2/bin/pt-set-tablespace
opt/uptime/postgres-toolkit-0.2.2/bin/pt-replication-stat
opt/uptime/postgres-toolkit-0.2.2/bin/pt-stat-snapshot
opt/uptime/postgres-toolkit-0.2.2/bin/verifychecksum.bin
opt/uptime/postgres-toolkit-0.2.2/bin/pt-kill
opt/uptime/postgres-toolkit-0.2.2/bin/pt-xact-stat
opt/uptime/postgres-toolkit-0.2.2/bin/pt-verify-checksum
opt/uptime/postgres-toolkit-0.2.2/bin/pt-index-usage
opt/uptime/postgres-toolkit-0.2.2/share/
opt/uptime/postgres-toolkit-0.2.2/share/pgperf_snapshot_install92.sql
opt/uptime/postgres-toolkit-0.2.2/share/pgperf_snapshot_install91.sql
opt/uptime/postgres-toolkit-0.2.2/share/pgperf_snapshot_install94.sql
opt/uptime/postgres-toolkit-0.2.2/share/pgperf_snapshot_install90.sql
opt/uptime/postgres-toolkit-0.2.2/share/pgperf_snapshot_install93.sql
opt/uptime/postgres-toolkit-0.2.2/docs/
opt/uptime/postgres-toolkit-0.2.2/docs/ja/
opt/uptime/postgres-toolkit-0.2.2/docs/ja/.buildinfo
opt/uptime/postgres-toolkit-0.2.2/docs/ja/index.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/releasenote.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-index-usage.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/install.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-xact-stat.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-set-tablespace.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/searchindex.js
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-verify-checksum.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-proc-stat.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/minus.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/down-pressed.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/pygments.css
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/file.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/up-pressed.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/basic.css
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/doctools.js
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/ajax-loader.gif
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/searchtools.js
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/default.css
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/comment.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/comment-close.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/plus.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/sidebar.js
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/comment-bright.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/jquery.js
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/underscore.js
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/down.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/up.png
opt/uptime/postgres-toolkit-0.2.2/docs/ja/_static/websupport.js
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pgperf_functions.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-replication-stat.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-snap-statements.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-kill.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-table-usage.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/search.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pgperf_overview.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pgperf_tables.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-session-profiler.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-tablespace-usage.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pgperf_intro.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-stat-snapshot.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/genindex.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/pt-config.html
opt/uptime/postgres-toolkit-0.2.2/docs/ja/objects.inv
opt/uptime/postgres-toolkit-0.2.2/docs/en/
opt/uptime/postgres-toolkit-0.2.2/docs/en/.buildinfo
opt/uptime/postgres-toolkit-0.2.2/docs/en/index.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/releasenote.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-index-usage.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/install.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-xact-stat.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-set-tablespace.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/searchindex.js
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-verify-checksum.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-proc-stat.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/minus.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/down-pressed.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/pygments.css
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/file.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/up-pressed.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/basic.css
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/doctools.js
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/ajax-loader.gif
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/searchtools.js
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/default.css
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/comment.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/comment-close.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/plus.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/sidebar.js
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/comment-bright.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/jquery.js
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/underscore.js
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/down.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/up.png
opt/uptime/postgres-toolkit-0.2.2/docs/en/_static/websupport.js
opt/uptime/postgres-toolkit-0.2.2/docs/en/pgperf_functions.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-replication-stat.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-snap-statements.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-kill.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-table-usage.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/search.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pgperf_overview.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pgperf_tables.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-session-profiler.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-tablespace-usage.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pgperf_intro.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-stat-snapshot.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/genindex.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/pt-config.html
opt/uptime/postgres-toolkit-0.2.2/docs/en/objects.inv
opt/uptime/postgres-toolkit-0.2.2/src/
opt/uptime/postgres-toolkit-0.2.2/src/verifychecksum.c
opt/uptime/postgres-toolkit-0.2.2/lib/
opt/uptime/postgres-toolkit-0.2.2/lib/PsqlWrapper.py
opt/uptime/postgres-toolkit-0.2.2/lib/log.pyc
opt/uptime/postgres-toolkit-0.2.2/lib/PsqlWrapper.pyc
opt/uptime/postgres-toolkit-0.2.2/lib/TcpdumpWrapper.pyc
opt/uptime/postgres-toolkit-0.2.2/lib/DirectoryTree.py
opt/uptime/postgres-toolkit-0.2.2/lib/log.py
opt/uptime/postgres-toolkit-0.2.2/lib/DirectoryTree.pyc
opt/uptime/postgres-toolkit-0.2.2/lib/TcpdumpWrapper.py
opt/uptime/postgres-toolkit-0.2.2/LICENSE
Succeeded to install Postgres Toolkit!
Subscribe now to stay informed of the latest Postgres Toolkit news.
- http://postgres-toolkit.launchrock.com/
The official manual is available online.
- https://postgres-toolkit.readthedocs.org/
- https://postgres-toolkit-ja.readthedocs.org/
Thanks for choosing Postgres Toolkit! Enjoy!
When the installs are done, copying related files under /opt/uptime/postgres-toolkit-<VERSION>.
After installing
[postgres@node1 uptime]$ cd postgres-toolkit-0.2.2/
[postgres@node1 postgres-toolkit-0.2.2]$ ls
bin docs lib LICENSE share src
[root@node1 data]# cd /opt/uptime/postgres-toolkit-0.2.2/bin
[root@node1 bin]# ls
pt-config pt-kill pt-replication-stat pt-set-tablespace pt-stat-snapshot pt-table-usage pt-xact-stat
pt-index-usage pt-proc-stat pt-session-profiler pt-snap-statements pt-tablespace-usage pt-verify-checksum verifychecksum.bin
[postgres@node1 bin]$ ./pt-config --help
Usage: pt-config [option...] [command] [param [value]]
Commands:
get [PARAM] Get a current value of a parameter.
set [PARAM] [VALUE] Set a new value for a parameter.
disable [PARAM] Comment a parameter out.
Options:
-D, --pgdata=PGDATA Specify a PostgreSQL database cluster.
--apply Apply change(s).
--help Print this help.
[postgres@node1 bin]$ ./pt-config -D /usr/local/pg945/data/ get shared_buffers
[2016-01-19 09:46:42] INFO: Reading: /usr/local/pg945/data//postgresql.conf
128MB
[postgres@node1 bin]$ ./pt-config -D /usr/local/pg945/data/ set shared_buffers 512MB
[2016-01-19 09:47:18] INFO: Reading: /usr/local/pg945/data//postgresql.conf
[2016-01-19 09:47:18] INFO: Dry-run mode:
[2016-01-19 09:47:18] INFO: Old: shared_buffers = 128MB # min 128kB
[2016-01-19 09:47:18] INFO: New: shared_buffers = 512MB # min 128kB
[postgres@node1 bin]$ ./pt-config -D /usr/local/pg945/data/ --apply disable shared_buffers
[2016-01-19 09:48:44] INFO: Reading: /usr/local/pg945/data//postgresql.conf
[2016-01-19 09:48:44] INFO: Applying:
[2016-01-19 09:48:44] INFO: Old: shared_buffers = 128MB # min 128kB
[2016-01-19 09:48:44] INFO: New: #shared_buffers = 128MB # min 128kB
[2016-01-19 09:48:44] INFO: Updated: /usr/local/pg945/data//postgresql.conf
[postgres@node1 bin]$ ./pt-index-usage --help
Usage: pt-index-usage [option...]
Options:
-h, --host=HOSTNAME Host name of the postgres server
-p, --port=PORT Port number of the postgres server
-U, --username=USERNAME User name to connect
-d, --dbname=DBNAME Database name to connect
-o, --owner=STRING Owner name
-n, --schema=STRING Schema name
-t, --table=STRING Table name
-i, --index=STRING Index name
--help Print this help.
[postgres@node1 bin]$ ./pt-index-usage /usr/local/pg945/bin/psql -h localhost -p 5432 -U postgres -n public -d postgres
+-------+----------+--------+------------------+-----------------------+-------+--------+--------+--------+--------+--------+--------+------------+
| OID | OWNER | SCHEMA | TABLE | INDEX | BLKS | SCAN | T_READ | T_FTCH | B_READ | B_HIT | STATUS | TABLESPACE |
+-------+----------+--------+------------------+-----------------------+-------+--------+--------+--------+--------+--------+--------+------------+
| 16414 | postgres | public | pgbench_accounts | pgbench_accounts_pkey | 27422 | 149972 | 210520 | 149972 | 74399 | 557402 | | pg_default |
| 16410 | postgres | public | pgbench_branches | pgbench_branches_pkey | 2 | 0 | 0 | 0 | 38 | 112 | | pg_default |
| 16412 | postgres | public | pgbench_tellers | pgbench_tellers_pkey | 7 | 74986 | 75292 | 74986 | 10 | 151488 | | pg_default |
+-------+----------+--------+------------------+-----------------------+-------+--------+--------+--------+--------+--------+--------+------------+
[postgres@node1 bin]$ ./pt-replication-stat --help
Usage: pt-replication-stat [option...] [delay [count]]
Options:
-h, --host=HOSTNAME Host name of the postgres server
-p, --port=PORT Port number of the postgres server
-U, --username=USERNAME User name to connect
-d, --dbname=DBNAME Database name to connect
--help Print this help.
[postgres@node1 bin]$ ./pt-replication-stat -h localhost -p 5432 -U postgres 5 2
Tue Jan 19 09:53:58 CST 2016
+------+-------+---------------+-------+-----------+------------+------------+------------+------------+-----+--------+
| PID | NAME | HOST | PORT | STATE | SENT | WRITTTEN | FLUSHED | REPLAYED | PRI | MODE |
+------+-------+---------------+-------+-----------+------------+------------+------------+------------+-----+--------+
| | | | | local | 0/DA000350 | 0/DA000350 | | | | master |
| 1353 | node2 | 192.168.0.114 | 41205 | streaming | 0/DA000350 | 0/DA000350 | 0/DA000350 | 0/DA000350 | 1 | sync |
+------+-------+---------------+-------+-----------+------------+------------+------------+------------+-----+--------+
Tue Jan 19 09:54:03 CST 2016
+------+-------+---------------+-------+-----------+------------+------------+------------+------------+-----+--------+
| PID | NAME | HOST | PORT | STATE | SENT | WRITTTEN | FLUSHED | REPLAYED | PRI | MODE |
+------+-------+---------------+-------+-----------+------------+------------+------------+------------+-----+--------+
| | | | | local | 0/DA000350 | 0/DA000350 | | | | master |
| 1353 | node2 | 192.168.0.114 | 41205 | streaming | 0/DA000350 | 0/DA000350 | 0/DA000350 | 0/DA000350 | 1 | sync |
+------+-------+---------------+-------+-----------+------------+------------+------------+------------+-----+--------+
[postgres@node1 bin]$ ./pt-proc-stat -D /usr/local/pg945/data/ 10 5
Tue Jan 19 09:57:49 CST 2016
PROCESS NAME[ PID] STAT USR SYS VSZ RSS READ WRITE READ2 WRITE2
postgres[ 1344] S 0 1 256 12 2200 304 6004 -40
logger[ 1345] S 0 0 113 0 0 4 0 -4
checkpointer[ 1347] S 0 0 256 2 0 60 0 -12
writer[ 1348] S 1 2 256 2 0 0 0 0
wal writer[ 1349] S 0 1 256 5 0 32 0 0
autovacuum launcher[ 1350] S 0 0 256 1 0 0 98 0
archiver[ 1351] S 0 0 115 0 0 0 0 0
stats collector[ 1352] S 0 2 115 1 0 876 19 -391
DA000350[ 1353] S 0 1 257 2 0 0 16393 0
Tue Jan 19 09:57:59 CST 2016
PROCESS NAME[ PID] STAT USR SYS VSZ RSS READ WRITE READ2 WRITE2
postgres[ 1344] S 0 0 256 12 0 0 0 0
logger[ 1345] S 0 0 113 0 0 0 0 0
checkpointer[ 1347] S 0 0 256 2 0 0 0 0
writer[ 1348] S 0 0 256 2 0 0 0 0
wal writer[ 1349] S 0 0 256 5 0 0 0 0
autovacuum launcher[ 1350] S 0 0 256 1 0 0 0 0
archiver[ 1351] S 0 0 115 0 0 0 0 0
stats collector[ 1352] S 0 0 115 1 0 0 0 0
DA000350[ 1353] S 0 0 257 2 0 0 0 0
Tue Jan 19 09:58:09 CST 2016
PROCESS NAME[ PID] STAT USR SYS VSZ RSS READ WRITE READ2 WRITE2
postgres[ 1344] S 0 0 256 12 0 0 143 0
logger[ 1345] S 0 0 113 0 0 0 0 0
checkpointer[ 1347] S 0 0 256 2 0 0 0 0
writer[ 1348] S 0 0 256 2 0 0 0 0
wal writer[ 1349] S 0 0 256 5 0 0 0 0
autovacuum launcher[ 1350] S 0 0 256 1 0 0 2 0
archiver[ 1351] S 0 0 115 0 0 0 0 0
stats collector[ 1352] S 0 0 115 1 0 24 0 -10
DA000350[ 1353] S 0 0 257 2 0 0 0 0
Tue Jan 19 09:58:19 CST 2016
PROCESS NAME[ PID] STAT USR SYS VSZ RSS READ WRITE READ2 WRITE2
postgres[ 1344] S 0 0 256 12 0 0 0 0
logger[ 1345] S 0 0 113 0 0 0 0 0
checkpointer[ 1347] S 0 0 256 2 0 0 0 0
writer[ 1348] S 0 0 256 2 0 0 0 0
wal writer[ 1349] S 0 0 256 5 0 0 0 0
autovacuum launcher[ 1350] S 0 0 256 1 0 0 0 0
archiver[ 1351] S 0 0 115 0 0 0 0 0
stats collector[ 1352] S 0 0 115 1 0 0 0 0
DA000350[ 1353] S 0 0 257 2 0 0 0 0
Tue Jan 19 09:58:29 CST 2016
PROCESS NAME[ PID] STAT USR SYS VSZ RSS READ WRITE READ2 WRITE2
postgres[ 1344] S 0 0 256 12 0 0 0 0
logger[ 1345] S 0 0 113 0 0 0 0 0
checkpointer[ 1347] S 0 0 256 2 0 0 0 0
writer[ 1348] S 0 0 256 2 0 0 0 0
wal writer[ 1349] S 0 0 256 5 0 0 0 0
autovacuum launcher[ 1350] S 0 0 256 1 0 0 0 0
archiver[ 1351] S 0 0 115 0 0 0 0 0
stats collector[ 1352] S 0 0 115 1 0 0 0 0
DA000350[ 1353] S 0 0 257 2 0 0 0 0
[postgres@node1 bin]$ ./pt-table-usage -d postgres
+-------+----------+--------+------------------+--------+-------+----------+----------+-------+-------+--------+--------+---------------------+---------------------+------------+
| OID | OWNER | SCHEMA | TABLE | BLKS | SCAN | T_READ | T_INS | T_UPD | T_DEL | B_READ | B_HIT | VACUUMED | ANALYZED | TABLESPACE |
+-------+----------+--------+------------------+--------+-------+----------+----------+-------+-------+--------+--------+---------------------+---------------------+------------+
| 16403 | postgres | public | pgbench_accounts | 164936 | 1 | 10000000 | 10000000 | 74986 | 0 | 597553 | 557725 | 2016-01-18 15:27:08 | 2016-01-18 15:27:08 | pg_default |
| 16406 | postgres | public | pgbench_branches | 2 | 79234 | 7498700 | 100 | 74984 | 0 | 127 | 237473 | 2016-01-18 16:03:26 | 2016-01-18 16:03:26 | pg_default |
| 16397 | postgres | public | pgbench_history | 374 | 0 | 0 | 74983 | 0 | 0 | 3732 | 76579 | 2016-01-18 15:27:10 | 2016-01-18 16:03:23 | pg_default |
| 16400 | postgres | public | pgbench_tellers | 16 | 1 | 1000 | 1000 | 74986 | 0 | 129 | 155327 | 2016-01-18 16:03:25 | 2016-01-18 16:03:25 | pg_default |
+-------+----------+--------+------------------+--------+-------+----------+----------+-------+-------+--------+--------+---------------------+---------------------+------------+
[postgres@node1 bin]$ ./pt-tablespace-usage -d postgres
+------------+-----------+-----------+
| TABLESPACE | DBNAME | SIZE (MB) |
+------------+-----------+-----------+
| pg_default | postgres | 1512 |
| pg_default | template1 | 6 |
| pg_global | | 1 |
+------------+-----------+-----------+
pt-snap-statements:requirement
postgresql.conf
shared_preload_libraries = 'pg_stat_statements'
pg_stat_statements.max = 10000
pg_stat_statements.track = all
track_io_timing = on
[postgres@node1 bin]$ ./pt-snap-statements -d postgres 5
+----------+----------+----------+--------------------------------+-------+--------+------+-------+--------+--------+--------+---------+--------+
| USER | DBNAME | QUERYID | QUERY | CALLS | T_TIME | ROWS | B_HIT | B_READ | B_DIRT | B_WRTN | R_TIME | W_TIME |
+----------+----------+----------+--------------------------------+-------+--------+------+-------+--------+--------+--------+---------+--------+
| postgres | postgres | d0679a75 | UPDATE pgbench_accounts SET ab | 246 | 19354 | 246 | 1604 | 504 | 392 | 1 | 19324.8 | 0.0 |
| postgres | postgres | 67ecc2d2 | UPDATE pgbench_branches SET bb | 246 | 1202 | 246 | 834 | 3 | 2 | 0 | 0.0 | 0.0 |
| postgres | postgres | d348561c | UPDATE pgbench_tellers SET tba | 246 | 5 | 246 | 985 | 0 | 0 | 0 | 0.0 | 0.0 |
| postgres | postgres | fa9b0052 | SELECT abalance FROM pgbench_a | 246 | 4 | 246 | 1131 | 0 | 0 | 0 | 0.0 | 0.0 |
| postgres | postgres | db71f8b2 | INSERT INTO pgbench_history (t | 246 | 3 | 246 | 246 | 0 | 0 | 0 | 0.0 | 0.0 |
| postgres | postgres | d4e6bf94 | BEGIN; | 250 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 0.0 |
| postgres | postgres | a81672e | END; | 246 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 0.0 |
+----------+----------+----------+--------------------------------+-------+--------+------+-------+--------+--------+--------+---------+--------+
pt-stat-snapshot
[postgres@node1 bin]$ ./pt-stat-snapshot --help
Usage: pt-stat-snapshot [option...] install
pt-stat-snapshot [option...] create [level]
pt-stat-snapshot [option...] list
pt-stat-snapshot [option...] delete [sid]
pt-stat-snapshot [option...] export [file]
pt-stat-snapshot [option...] import [file]
pt-stat-snapshot [option...] uninstall
Options:
-h, --host=HOSTNAME Host name of the postgres server
-p, --port=PORT Port number of the postgres server
-U, --username=USERNAME User name to connect
-d, --dbname=DBNAME Database name to connect
--help Print this help.
[postgres@node1 bin]$ ./pt-stat-snapshot -h localhost -U postgres -d postgres install
[2016-01-19 10:29:41] INFO: Succeeded to install pgperf snapshot.
[postgres@node1 bin]$ ./pt-stat-snapshot -h localhost -U postgres -d postgres create 4
[2016-01-19 10:35:56] INFO: Succeeded to take a snapshot.
[postgres@node1 bin]$ ./pt-stat-snapshot -h localhost -U postgres -d postgres list
+-----+---------------------+-------+
| SID | TIMESTAMP | LEVEL |
+-----+---------------------+-------+
| 0 | 2016-01-19 10:32:00 | 4 |
+-----+---------------------+-------+
[postgres@node1 bin]$ ./pt-stat-snapshot -h localhost -U postgres -d postgres uninstall
[2016-01-19 10:38:03] INFO: Succeeded to uninstall pgperf snapshot.
pt-xact-stat
[postgres@node1 bin]$ ./pt-xact-stat --host-list 192.168.0.113:5432,192.168.0.114:5432 -d postgres 5 2
Tue Jan 19 10:44:01 CST 2016
+---------------+------+----------+------+---------+-----------+---------+---------+
| HOST | PORT | DBNAME | CONN | COMMITS | ROLLBACKS | B_READ | B_HIT |
+---------------+------+----------+------+---------+-----------+---------+---------+
| 192.168.0.113 | 5432 | postgres | 11 | 102180 | 11 | 1091476 | 2571606 |
| 192.168.0.114 | 5432 | postgres | 1 | 5 | 0 | 81 | 1158 |
+---------------+------+----------+------+---------+-----------+---------+---------+
Tue Jan 19 10:44:06 CST 2016
+---------------+------+----------+------+---------+-----------+---------+---------+
| HOST | PORT | DBNAME | CONN | COMMITS | ROLLBACKS | B_READ | B_HIT |
+---------------+------+----------+------+---------+-----------+---------+---------+
| 192.168.0.113 | 5432 | postgres | 11 | 102955 | 11 | 1093119 | 2586571 |
| 192.168.0.114 | 5432 | postgres | 1 | 7 | 0 | 81 | 1345 |
+---------------+------+----------+------+---------+-----------+---------+---------+
sourcecode :https://github.com/uptimejp/postgres-toolkit
document :http://postgres-toolkit.readthedocs.org/
postgres-toolkit (A Victorinox for PostgreSQL DBA )的更多相关文章
- postgresql dba常用sql查询语句
查看帮助命令 DB=# help --总的帮助 DB=# \h --SQL commands级的帮助 DB=# \? --psql commands级的帮助 \dn[S+] [PATTERN],其中[ ...
- 修改PostgreSQL数据库的默认用户postgres的密码
有时候,忘记了postgresql 安装时默认用户postgres 的密码,怎么办呢? linux shell命令下面输入: sudo -u postgres psql (这样就可以直接登录进pos ...
- 云原生 PostgreSQL 集群 - PGO:来自 Crunchy Data 的 Postgres Operator
使用 PGO 在 Kubernetes 上运行 Cloud Native PostgreSQL:来自 Crunchy Data 的 Postgres Operator! Cloud Native Po ...
- PostgreSQL相关的软件,库,工具和资源集合
PostgreSQL相关的软件,库,工具和资源集合. 备份 wal-e - Simple Continuous Archiving for Postgres to S3, Azure, or Swif ...
- PostgreSQL&PostGIS完全安装
检查PostGIS.PostgreSQL.GEOS.GDAL.PROJ等各软件的版本依赖关系 http://trac.osgeo.org/postgis/wiki/UsersWikiPostgreSQ ...
- Top PG Clustering HA Solutions for PostgreSQL
转自:https://severalnines.com/blog/top-pg-clustering-ha-solutions-postgresql If your system relies on ...
- 数据库并发事务控制四:postgresql数据库的锁机制二:表锁 <转>
在博文<数据库并发事务控制四:postgresql数据库的锁机制 > http://blog.csdn.net/beiigang/article/details/43302947 中后面提 ...
- PostgreSQL数据库资料(转)
PostgreSQL数据库资料 转自:http://blog.csdn.net/postgrechina/article/details/49132791 推荐书籍: 概念书籍: <Postgr ...
- PostgreSQL的架构
是最先进的数据库.他的第一个版本在1989年发布,从那时开始,他得到了很多扩展.根据db-enginers上的排名情况,PostgreSQL目前在数据库领域排名第四. 本篇博客,我们来讨论一下Post ...
随机推荐
- checkbox 全選、取消全選、反選
在寫一個全選.取消全選.反選的功能時. 未來元素[type='checkbox'],在使用了jquery-1.11.1.min.js版本的jquery時: 功能版本1: 存在的問題,當使用了attr時 ...
- laravel 部分路由取消csrf
// app/Http/Middleware/VerifyCsrfToken protected $except = [ 'webhook/*' ];
- ajax+jsp自动刷新
通过 AJAX,JavaScript 可使用 JavaScript 的 XMLHttpRequest 对象来直接与服务器进行通信.通过这个对象, JavaScript 可在不重载页面的情况与 Web ...
- 【转】CodeIgniter定义自己的Helper和Helper的方法
最近做程序,采用了PHP+CodeIgniter框架,总体来说这框架很轻而且上手也很快的. 首先,说下如何定义自己的Helper,个人理解helper其实就是定义函数方法. 如果要建个全新的自己的He ...
- JavaScript判断文件的大小
function getFileSize(obj) {//obj 需要传入的参数为Input的对象 var objValue = obj.value; if (objValue == " ...
- settimeout 传递带有参数的函数
方法一:传递带有参数的function给settimeout,写个函数,该函数返回一个不带参数的函数 <script language="javascript"> fu ...
- Qt调用dll中的功能函数
声明: 事先我已经自己动手写了一个简单的dll文件(myDLL.dll),C版接口的.并且用我前两篇有关DLL文章里面的方法,从dll中导出了导入库(.lib)文件,dll中有两个函数,原型如下: ...
- php---将数组转化为数组对象
例子:array(1){ [0]=>array( 'id'=>111, 'name'=>'aaaa' ) } 由上面的例子转化成下面对象,怎么转化?急急 急 谢谢array(1) { ...
- 验证整数、小数、实数、有效位小数最简单JavaScript正则表达式
输入完按回车后即可验证!(自认为最简单!) 正整数: 负整数: 整 数: 正小数: 负小数: 小 数: 实 数: 保留1位小数: 保留2位小数: 保留3位小数: 说明:IE6.0.IE7 ...
- Search in Rotated Sorted Array I
Search in Rotated Sorted Array I Suppose a sorted array is rotated at some pivot unknown to you befo ...