【PostgreSQL】數據庫備份與恢復（pg_rman）

[root@wallet01?~]#?rpm?-ivh?pg_rman-1.3.8-1.pg96.rhel6.x86_64.rpm

[root@wallet01?~]#?su?-?postgres

[postgres@wallet01?~]$?mkdir?archive
[postgres@wallet01?~]$?mkdir?backup

[postgres@wallet01?~]$?vi?/var/lib/pgsql/9.6/data/postgresql.conf
archive_mode?=?on
archive_command?=?'cp?%p?/home/postgres/archive/%f'?
wal_level?=?archive

[postgres@wallet01?~]$?pg_ctl?restart
waiting?for?server?to?shut?down.......?done
server?stopped
server?starting

[postgres@wallet01?~]$?export?PGDATA=/var/lib/pgsql/9.6/data
[postgres@wallet01?~]$?export?ARCLOG_PATH=/home/postgres/archive
[postgres@wallet01?~]$?export?BACKUP_PATH=/home/postgres/backup

[postgres@wallet01?~]$?pg_rman?init
INFO:?ARCLOG_PATH?is?set?to?'/home/postgres/archive'
INFO:?SRVLOG_PATH?is?set?to?'/var/lib/pgsql/9.6/data/pg_log'

[postgres@wallet01?~]$?pg_rman?backup?--backup-mode=full
INFO:?copying?database?files
INFO:?copying?archived?WAL?files
INFO:?backup?complete
INFO:?Please?execute?'pg_rman?validate'?to?verify?the?files?are?correctly?copied.

[postgres@wallet01?~]$?pg_rman?validate
INFO:?validate:?"2019-04-12?16:02:15"?backup?and?archive?log?files?by?CRC
INFO:?backup?"2019-04-12?16:02:15"?is?valid

[postgres@wallet01?~]$?pg_rman?show
=====================================================================
?StartTime???????????EndTime??????????????Mode????Size???TLI??Status?
=====================================================================
2019-04-12?16:02:15??2019-04-12?16:03:21??FULL??1572MB?????1??OK

[postgres@wallet01?~]$?pg_rman?backup?--backup-mode=incremental
INFO:?copying?database?files
INFO:?copying?archived?WAL?files
INFO:?backup?complete
INFO:?Please?execute?'pg_rman?validate'?to?verify?the?files?are?correctly?copied.

[postgres@wallet01?~]$?pg_rman?validate
INFO:?validate:?"2019-04-12?16:15:12"?backup?and?archive?log?files?by?CRC
INFO:?backup?"2019-04-12?16:15:12"?is?valid

[postgres@wallet01?~]$?pg_rman?show
=====================================================================
?StartTime???????????EndTime??????????????Mode????Size???TLI??Status?
=====================================================================
2019-04-12?16:15:12??2019-04-12?16:15:17??INCR???248MB?????1??OK
2019-04-12?16:02:15??2019-04-12?16:03:21??FULL??1572MB?????1??OK

[postgres@wallet01?~]$?pg_rman?backup?--backup-mode=archive
INFO:?copying?archived?WAL?files
INFO:?backup?complete
INFO:?Please?execute?'pg_rman?validate'?to?verify?the?files?are?correctly?copied.

[postgres@wallet01?~]$?pg_rman?validate
INFO:?validate:?"2019-04-12?16:30:04"?archive?log?files?by?CRC
INFO:?backup?"2019-04-12?16:30:04"?is?valid

[postgres@wallet01?~]$?pg_rman?show
=====================================================================
?StartTime???????????EndTime??????????????Mode????Size???TLI??Status?
=====================================================================
2019-04-12?16:30:04??2019-04-12?16:30:06??ARCH????33MB?????1??OK
2019-04-12?16:15:12??2019-04-12?16:15:17??INCR???248MB?????1??OK
2019-04-12?16:02:15??2019-04-12?16:03:21??FULL??1572MB?????1??OK

[postgres@wallet01?~]$?pg_ctl?stop?-m?fast
waiting?for?server?to?shut?down......?done
server?stopped

[postgres@wallet01?~]$?mv?archive?archive_backup
[postgres@wallet01?~]$?mkdir?archive

[postgres@wallet01?~]$?cd?/var/lib/pgsql/9.6
[postgres@wallet01?9.6]$?mv?data?data_backup
[postgres@wallet01?9.6]$?mkdir?data
[postgres@wallet01?9.6]$?chmod?-R?0700?data

[postgres@wallet01?~]$?pg_rman?restore?--hard-copy
WARNING:?pg_controldata?file?"/var/lib/pgsql/9.6/data/global/pg_control"?does?not?exist
INFO:?the?recovery?target?timeline?ID?is?not?given
INFO:?use?timeline?ID?of?latest?full?backup?as?recovery?target:?1
INFO:?calculating?timeline?branches?to?be?used?to?recovery?target?point
INFO:?searching?latest?full?backup?which?can?be?used?as?restore?start?point
INFO:?found?the?full?backup?can?be?used?as?base?in?recovery:?"2019-04-12?16:02:59"
INFO:?copying?online?WAL?files?and?server?log?files
INFO:?clearing?restore?destination
INFO:?validate:?"2019-04-12?16:02:59"?backup?and?archive?log?files?by?SIZE
INFO:?backup?"2019-04-12?16:02:59"?is?valid
INFO:?restoring?database?files?from?the?full?mode?backup?"2019-04-12?16:02:59"
INFO:?searching?incremental?backup?to?be?restored
INFO:?validate:?"2019-04-12?16:15:12"?backup?and?archive?log?files?by?SIZE
INFO:?backup?"2019-04-12?16:15:12"?is?valid
INFO:?restoring?database?files?from?the?incremental?mode?backup?"2019-04-12?16:15:12"
INFO:?searching?backup?which?contained?archived?WAL?files?to?be?restored
INFO:?backup?"2019-04-12?16:15:12"?is?valid
INFO:?restoring?WAL?files?from?backup?"2019-04-12?16:15:12"
INFO:?validate:?"2019-04-12?16:30:04"?archive?log?files?by?SIZE
INFO:?backup?"2019-04-12?16:30:04"?is?valid
INFO:?restoring?WAL?files?from?backup?"2019-04-12?16:30:04"
INFO:?restoring?online?WAL?files?and?server?log?files
INFO:?generating?recovery.conf
INFO:?restore?complete
HINT:?Recovery?will?start?automatically?when?the?PostgreSQL?server?is?started.

[postgres@wallet01?~]$?pg_ctl?start
server?starting

[postgres@wallet01?~]$?pg_ctl?status
pg_ctl:?server?is?running?(PID:?29889)
/usr/pgsql-9.6/bin/postgres